AI Post Transformers

AI Post Transformers

By mcgrofTechnology
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AI Post Transformers episodes

  • Discrete Representations for Continual Reinforcement Learning
    This episode explores whether learned discrete representations actually improve reinforcement learning, world modeling, and continual adaptation compared with standard continuous latent spaces. It explains how vector-quantized codebook latents, sparse binary-style features, and older ideas like tile coding relate to modern world models, and why the real advantage may come from reduced interference rather than discreteness alone. The discussion centers on three evaluation settings: predicting future dynamics in latent space, improving downstream control in model-free RL, and helping agents adapt to shifting tasks without forgetting earlier behavior. Listeners would find it interesting because it cuts through the “discrete vs. continuous” hype and turns the paper into a sharper engineering question about which representation bottlenecks produce more stable, reusable abstractions under changing conditions.
    Sources:
    1. Harnessing Discrete Representations For Continual Reinforcement Learning — Edan Meyer, Adam White, Marlos C. Machado, 2023
    http://arxiv.org/abs/2312.01203
    2. Neural Discrete Representation Learning — Aaron van den Oord, Oriol Vinyals, Koray Kavukcuoglu, 2017
    https://papers.nips.cc/paper/2017/hash/7a98af17e63a0ac09ce2e96d03992fbc-Abstract.html
    3. Mastering Atari with Discrete World Models — Danijar Hafner, Timothy P. Lillicrap, Mohammad Norouzi, Jimmy Ba, 2021
    https://openreview.net/forum?id=0oabwyZbOu
    4. Transformers are Sample-Efficient World Models — Vincent Micheli, Eloi Alonso, Francois Fleuret, 2023
    https://openreview.net/forum?id=vhFu1Acb0xb
    5. Harnessing Discrete Representations for Continual Reinforcement Learning — Edan Jacob Meyer, Adam White, Marlos C. Machado, 2024
    https://openreview.net/forum?id=tCXURNlAZ3
    6. Mastering Diverse Domains through World Models — Danijar Hafner, Jurgis Pasukonis, Jimmy Ba, Timothy P. Lillicrap, 2023
    https://scholar.google.com/scholar?q=Mastering+Diverse+Domains+through+World+Models
    7. Fuzzy Tiling Activations: A Simple Approach to Learning Sparse Representations Online — Yangchen Pan, Kirby Banman, Martha White, 2021
    https://scholar.google.com/scholar?q=Fuzzy+Tiling+Activations%3A+A+Simple+Approach+to+Learning+Sparse+Representations+Online
    8. Investigating the Properties of Neural Network Representations in Reinforcement Learning — Han Wang, Erfan Miahi, Martha White, Marlos C. Machado, Zaheer Abbas, Raksha Kumaraswamy, Vincent Liu, Adam White, 2022
    https://scholar.google.com/scholar?q=Investigating+the+Properties+of+Neural+Network+Representations+in+Reinforcement+Learning
    9. Smaller World Models for Reinforcement Learning — Jan Robine, Tobias Uelwer, Stefan Harmeling, 2021
    https://scholar.google.com/scholar?q=Smaller+World+Models+for+Reinforcement+Learning
    10. Continual Learning as Computationally Constrained Reinforcement Learning — Saurabh Kumar, Henrik Marklund, Ashish Rao, Yifan Zhu, Hong Jun Jeon, Yueyang Liu, Benjamin Van Roy, 2023
    https://scholar.google.com/scholar?q=Continual+Learning+as+Computationally+Constrained+Reinforcement+Learning
    11. Efficient World Models with Context-Aware Tokenization — Vincent Micheli, Eloi Alonso, Francois Fleuret, 2024
    https://scholar.google.com/scholar?q=Efficient+World+Models+with+Context-Aware+Tokenization
    12. AdaWorld: Learning Adaptable World Models with Latent Actions — authors not identifiable from the snippet, recent
    https://scholar.google.com/scholar?q=AdaWorld%3A+Learning+Adaptable+World+Models+with+Latent+Actions
    13. A Survey of Continual Reinforcement Learning — authors not identifiable from the snippet, recent
    https://scholar.google.com/scholar?q=A+Survey+of+Continual+Reinforcement+Learning
    14. Stable Continual Reinforcement Learning via Diffusion-Based Trajectory Replay — authors not identifiable from the snippet, recent
    https://scholar.google.com/scholar?q=Stable+Continual+Reinforcement+Learning+via+Diffusion-Based+Trajectory+Replay
    15. AI Post Transformers: DreamerV3 World Models Across 150 Tasks — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-20-dreamerv3-world-models-across-150-tasks-af5edb.mp3
    16. AI Post Transformers: TurboQuant: Online Vector Quantization with Near-optimal Distortion Rate — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-03-25-turboquant-online-vector-quantiz-1967b7.mp3
    17. AI Post Transformers: Latent Space as a New Computational Paradigm — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-05-latent-space-as-a-new-computational-para-810f39.mp3
    15 min
  • Teaching Language Models to Verbalize Uncertainty
    This episode explores whether language models can express uncertainty in natural language in a way that is actually calibrated and useful, rather than merely sounding cautious or confident. It focuses on the paper’s central distinction between token uncertainty and epistemic uncertainty, arguing that next-token probabilities are a poor proxy for whether a model truly knows an answer. The discussion situates this idea alongside earlier work on Bayesian approximations, dataset shift, and newer hallucination-detection methods such as semantic entropy, all pointing to the same challenge: uncertainty should attach to claims, not just strings. A listener would find it interesting because it connects a seemingly simple design choice, having models state confidence in words, to the much larger problem of building AI systems that can warn users when they are likely guessing.
    Sources:
    1. Teaching Models to Express Their Uncertainty in Words — Stephanie Lin, Jacob Hilton, Owain Evans, 2022
    http://arxiv.org/abs/2205.14334
    2. Aleatoric and Epistemic Uncertainty in Machine Learning: An Introduction to Concepts and Methods — Eyke Hullermeier, Willem Waegeman, 2021
    https://scholar.google.com/scholar?q=Aleatoric+and+Epistemic+Uncertainty+in+Machine+Learning%3A+An+Introduction+to+Concepts+and+Methods
    3. Dropout as a Bayesian Approximation: Representing Model Uncertainty in Deep Learning — Yarin Gal, Zoubin Ghahramani, 2016
    https://scholar.google.com/scholar?q=Dropout+as+a+Bayesian+Approximation%3A+Representing+Model+Uncertainty+in+Deep+Learning
    4. Can You Trust Your Model's Uncertainty? Evaluating Predictive Uncertainty Under Dataset Shift — Yaniv Ovadia, Emily Fertig, Jie Ren, Zachary Nado, D. Sculley, Sebastian Nowozin, Joshua V. Dillon, Balaji Lakshminarayanan, Jasper Snoek, 2019
    https://scholar.google.com/scholar?q=Can+You+Trust+Your+Model%27s+Uncertainty%3F+Evaluating+Predictive+Uncertainty+Under+Dataset+Shift
    5. Detecting Hallucinations in Large Language Models Using Semantic Entropy — Sebastian Farquhar, Jannik Kossen, Lorenz Kuhn, and colleagues including Yarin Gal, 2024
    https://scholar.google.com/scholar?q=Detecting+Hallucinations+in+Large+Language+Models+Using+Semantic+Entropy
    6. Language Models (Mostly) Know What They Know — Katherine Kadavath, Roberta Raileanu, Akul Arora, et al., 2022
    https://scholar.google.com/scholar?q=Language+Models+%28Mostly%29+Know+What+They+Know
    7. On Calibration of Modern Neural Networks — Chuan Guo, Geoff Pleiss, Yu Sun, Kilian Q. Weinberger, 2017
    https://scholar.google.com/scholar?q=On+Calibration+of+Modern+Neural+Networks
    8. Can Language Models Be Too Honest? The Curious Case of Adaptive Honesty — Owain Evans, Jacob Hilton, Lukas Heim, et al., 2021
    https://scholar.google.com/scholar?q=Can+Language+Models+Be+Too+Honest%3F+The+Curious+Case+of+Adaptive+Honesty
    9. TruthfulQA: Measuring How Models Mimic Human Falsehoods — Stephanie Lin, Jacob Hilton, Owain Evans, 2021
    https://scholar.google.com/scholar?q=TruthfulQA%3A+Measuring+How+Models+Mimic+Human+Falsehoods
    10. Measuring Calibration in Deep Learning — Mahdi Pakdaman Naeini, Gregory Cooper, Milos Hauskrecht, 2015
    https://scholar.google.com/scholar?q=Measuring+Calibration+in+Deep+Learning
    11. Semantic Uncertainty: Linguistic Invariances for Uncertainty Estimation in Natural Language Generation — Sebastian Kuhn, Yarin Gal, et al., 2023
    https://scholar.google.com/scholar?q=Semantic+Uncertainty%3A+Linguistic+Invariances+for+Uncertainty+Estimation+in+Natural+Language+Generation
    12. SelfCheckGPT: Zero-Resource Black-Box Hallucination Detection for Generative Large Language Models — Potsawee Manakul, Adian Liusie, Mark Gales, 2023
    https://scholar.google.com/scholar?q=SelfCheckGPT%3A+Zero-Resource+Black-Box+Hallucination+Detection+for+Generative+Large+Language+Models
    13. Are Large Language Models More Honest in Their Probabilistic or Verbalized Confidence? — Shiyu Ni, Keping Bi, Lulu Yu, Jiafeng Guo, 2024
    https://scholar.google.com/scholar?q=Are+Large+Language+Models+More+Honest+in+Their+Probabilistic+or+Verbalized+Confidence%3F
    14. Calibrating Verbalized Probabilities for Large Language Models — Cheng Wang, Gyuri Szarvas, Georges Balazs, Pavel Danchenko, Patrick Ernst, 2024
    https://scholar.google.com/scholar?q=Calibrating+Verbalized+Probabilities+for+Large+Language+Models
    15. Know the Unknown: An Uncertainty-Sensitive Method for LLM Instruction Tuning — Jiaqi Li, Yixuan Tang, Yi Yang, 2025
    https://scholar.google.com/scholar?q=Know+the+Unknown%3A+An+Uncertainty-Sensitive+Method+for+LLM+Instruction+Tuning
    16. From Calibration to Collaboration: LLM Uncertainty Quantification Should Be More Human-Centered — Siddartha Devic, Tejas Srinivasan, Jesse Thomason, Willie Neiswanger, Vatsal Sharan, 2025
    https://scholar.google.com/scholar?q=From+Calibration+to+Collaboration%3A+LLM+Uncertainty+Quantification+Should+Be+More+Human-Centered
    17. Closing the Confidence-Faithfulness Gap in Large Language Models — Miranda Muqing Miao, Lyle Ungar, 2026
    https://scholar.google.com/scholar?q=Closing+the+Confidence-Faithfulness+Gap+in+Large+Language+Models
    18. AI Post Transformers: CLUE: Hidden-State Clustering for Non-parametric Verification — Hal Turing & Dr. Ada Shannon, 2025
    https://podcast.do-not-panic.com/episodes/clue-hidden-state-clustering-for-non-parametric-verification/
    19. AI Post Transformers: Neural Chameleons and Evading Activation Monitors — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-14-neural-chameleons-and-evading-activation-bc470e.mp3
    20. AI Post Transformers: Latent Space as a New Computational Paradigm — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-05-latent-space-as-a-new-computational-para-810f39.mp3
    Interactive Visualization: Teaching Language Models to Verbalize Uncertainty
    15 min
  • ChartNet for Robust Multimodal Chart Understanding
    This episode explores ChartNet, a 1.5 million-sample multimodal dataset designed to improve how vision-language models read and reason about charts. It explains why chart understanding is harder than OCR or captioning alone, because models must connect visual marks, axes, legends, numerical values, and language-based reasoning with high precision. The discussion places ChartNet in the context of earlier benchmarks like DVQA, PlotQA, ChartQA, and UniChart, arguing that past datasets were too small or too narrow to teach robust chart comprehension. It also examines ChartNet’s code-guided pipeline, where models reconstruct plotting code from seed charts, generate structurally varied new examples, and align each chart with images, code, tables, summaries, and QA, making the episode interesting for listeners who want to understand whether scale and multimodal alignment can produce more reliable chart-reading AI.
    Sources:
    1. ChartNet for Robust Multimodal Chart Understanding
    https://arxiv.org/pdf/2603.27064
    2. DVQA: Understanding Data Visualizations via Question Answering — Kushal Kafle, Brian Price, Scott Cohen, Christopher Kanan, 2018
    https://scholar.google.com/scholar?q=DVQA%3A+Understanding+Data+Visualizations+via+Question+Answering
    3. PlotQA: Reasoning over Scientific Plots — Nitesh Methani, Pritha Ganguly, Mitesh M. Khapra, Pratyush Kumar, 2019
    https://scholar.google.com/scholar?q=PlotQA%3A+Reasoning+over+Scientific+Plots
    4. ChartQA: A Benchmark for Question Answering about Charts with Visual and Logical Reasoning — Ahmed Masry, Do Xuan Long, Jia Qing Tan, Shafiq Joty, Enamul Hoque, 2022
    https://scholar.google.com/scholar?q=ChartQA%3A+A+Benchmark+for+Question+Answering+about+Charts+with+Visual+and+Logical+Reasoning
    5. UniChart: A Universal Vision-language Pretrained Model for Chart Comprehension and Reasoning — Ahmed Masry, Parsa Kavehzadeh, Xuan Long Do, Enamul Hoque, Shafiq Joty, 2023
    https://scholar.google.com/scholar?q=UniChart%3A+A+Universal+Vision-language+Pretrained+Model+for+Chart+Comprehension+and+Reasoning
    6. TinyChart: Efficient Chart Understanding with Visual Token Merging and Program-of-Thoughts Learning — L. Zhang, A. Hu, H. Xu, M. Yan, Y. Xu, Q. Jin, J. Zhang, and F. Huang, 2024
    https://scholar.google.com/scholar?q=TinyChart%3A+Efficient+Chart+Understanding+with+Visual+Token+Merging+and+Program-of-Thoughts+Learning
    7. ChartQAPro: A More Diverse and Challenging Benchmark for Chart Question Answering — A. Masry, M. S. Islam, M. Ahmed, A. Bajaj, F. Kabir, A. Kartha, M. T. R. Laskar, M. Rahman, S. Rahman, M. Shahmohammadi, et al., 2025
    https://scholar.google.com/scholar?q=ChartQAPro%3A+A+More+Diverse+and+Challenging+Benchmark+for+Chart+Question+Answering
    8. EvoChart: A Benchmark and a Self-Training Approach Towards Real-World Chart Understanding — M. Huang, H. Lai, X. Zhang, W. Wu, J. Ma, L. Zhang, and J. Liu, 2025
    https://scholar.google.com/scholar?q=EvoChart%3A+A+Benchmark+and+a+Self-Training+Approach+Towards+Real-World+Chart+Understanding
    9. ChartMimic: Evaluating LMM's Cross-Modal Reasoning Capability via Chart-to-Code Generation — C. Yang, C. Shi, Y. Liu, B. Shui, J. Wang, M. Jing, L. Xu, X. Zhu, S. Li, Y. Zhang, G. Liu, X. Nie, D. Cai, and Y. Yang, 2025
    https://scholar.google.com/scholar?q=ChartMimic%3A+Evaluating+LMM%27s+Cross-Modal+Reasoning+Capability+via+Chart-to-Code+Generation
    10. OpenCQA: Open-Ended Question Answering with Charts — S. Kantharaj, X. L. Do, R. T. K. Leong, J. Q. Tan, E. Hoque, and S. Joty, 2022
    https://scholar.google.com/scholar?q=OpenCQA%3A+Open-Ended+Question+Answering+with+Charts
    11. Effective Training Data Synthesis for Improving MLLM Chart Understanding — approximate; unknown from snippet, 2024/2025
    https://scholar.google.com/scholar?q=Effective+Training+Data+Synthesis+for+Improving+MLLM+Chart+Understanding
    12. From Charts to Code: A Hierarchical Benchmark for Multimodal Models — approximate; unknown from snippet, 2024/2025
    https://scholar.google.com/scholar?q=From+Charts+to+Code%3A+A+Hierarchical+Benchmark+for+Multimodal+Models
    13. GRAFT: GRaPH and Table Reasoning for Textual Alignment — approximate; unknown from snippet, 2024/2025
    https://scholar.google.com/scholar?q=GRAFT%3A+GRaPH+and+Table+Reasoning+for+Textual+Alignment
    14. ChartQA-X: Generating Explanations for Visual Chart Reasoning — approximate; unknown from snippet, 2024/2025
    https://scholar.google.com/scholar?q=ChartQA-X%3A+Generating+Explanations+for+Visual+Chart+Reasoning
    15. AI Post Transformers: Procgen Benchmark: Measuring Generalization in Reinforcement Learning — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/procgen-benchmark-measuring-generalization-in-reinforcement-learning/
    16. AI Post Transformers: The Endless Gym: Training Terminal Agents — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/the-endless-gym-training-terminal-agents/
    17. AI Post Transformers: Evaluating Large Language Models Trained on Code — Hal Turing & Dr. Ada Shannon, 2025
    https://podcast.do-not-panic.com/episodes/evaluating-large-language-models-trained-on-code/
    18. AI Post Transformers: VL-JEPA for Vision-Language Semantic Prediction — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-12-vl-jepa-for-vision-language-semantic-pre-69c9f4.mp3
    19. AI Post Transformers: IMO-Bench for Robust Mathematical Reasoning — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-04-imo-bench-for-robust-mathematical-reason-143489.mp3
    Interactive Visualization: ChartNet for Robust Multimodal Chart Understanding
    17 min
  • Can LLMs Judge Their Own Capabilities?
    This episode explores whether large language models can estimate their chances of success before acting, update those estimates during a task, and use them to decide when to abstain from costly work. It explains why that matters for agentic systems in coding and software environments, where overconfidence can lead to wasted effort, unsafe actions, or expensive mistakes, and connects the paper to earlier work on calibration, uncertainty, and selective abstention. The discussion highlights the paper’s focus on three settings, including single-step coding, sequential decisions with feedback, and multi-step software engineering, while also stressing the distinction between raw capability, calibration, and rational decision-making. Listeners would find it interesting because it treats self-assessment not as a philosophical question, but as a practical requirement for building AI systems that know when not to act.
    Sources:
    1. Do Large Language Models Know What They Are Capable Of? — Casey O. Barkan, Sid Black, Oliver Sourbut, 2025
    http://arxiv.org/abs/2512.24661
    2. Language Models (Mostly) Know What They Know — Saurav Kadavath, Tom Conerly, Amanda Askell, Tom Henighan, Ethan Perez, Nicholas Joseph, and collaborators, 2022
    https://scholar.google.com/scholar?q=Language+Models+%28Mostly%29+Know+What+They+Know
    3. Do Large Language Models Know What They Don’t Know? — Zhangyue Yin, Qiushi Sun, Qipeng Guo, Jiawen Wu, Xipeng Qiu, Xuanjing Huang, 2023
    https://scholar.google.com/scholar?q=Do+Large+Language+Models+Know+What+They+Don%E2%80%99t+Know%3F
    4. Towards Fully Exploiting LLM Internal States to Enhance Knowledge Boundary Perception — Shiyu Ni, Keping Bi, Jiafeng Guo, Lulu Yu, Baolong Bi, Xueqi Cheng, 2025
    https://scholar.google.com/scholar?q=Towards+Fully+Exploiting+LLM+Internal+States+to+Enhance+Knowledge+Boundary+Perception
    5. What Large Language Models Know and What People Think They Know — Mark Steyvers, Heliodoro Tejeda, Aakriti Kumar, Catarina Belem, Lukas W. Mayer, Padhraic Smyth, and collaborators, 2025
    https://scholar.google.com/scholar?q=What+Large+Language+Models+Know+and+What+People+Think+They+Know
    6. Teaching Models to Express Their Uncertainty in Words — Stephanie Lin, Jacob Hilton, Owain Evans, 2022
    https://scholar.google.com/scholar?q=Teaching+Models+to+Express+Their+Uncertainty+in+Words
    7. A Survey of Confidence Estimation and Calibration in Large Language Models — Jiahui Geng, Fengyu Cai, Yuxia Wang, Heinz Koeppl, Preslav Nakov, Iryna Gurevych, 2024
    https://scholar.google.com/scholar?q=A+Survey+of+Confidence+Estimation+and+Calibration+in+Large+Language+Models
    8. Calibrating Language Models with Adaptive Temperature Scaling — Johnathan Xie, Annie S. Chen, Yoonho Lee, Eric Mitchell, Chelsea Finn, 2024
    https://scholar.google.com/scholar?q=Calibrating+Language+Models+with+Adaptive+Temperature+Scaling
    9. Calibrating the Confidence of Large Language Models by Eliciting Fidelity — Mozhi Zhang, Mianqiu Huang, Rundong Shi, Linsen Guo, Chong Peng, Peng Yan, Yaqian Zhou, Xipeng Qiu, 2024
    https://scholar.google.com/scholar?q=Calibrating+the+Confidence+of+Large+Language+Models+by+Eliciting+Fidelity
    10. Selective Classification for Deep Neural Networks — Yonatan Geifman, Ran El-Yaniv, 2017
    https://scholar.google.com/scholar?q=Selective+Classification+for+Deep+Neural+Networks
    11. SelectiveNet: A Deep Neural Network with an Integrated Reject Option — Yonatan Geifman, Ran El-Yaniv, 2019
    https://scholar.google.com/scholar?q=SelectiveNet%3A+A+Deep+Neural+Network+with+an+Integrated+Reject+Option
    12. Selective-LAMA: Selective Prediction for Confidence-Aware Evaluation of Language Models — Hiyori Yoshikawa, Naoaki Okazaki, 2023
    https://scholar.google.com/scholar?q=Selective-LAMA%3A+Selective+Prediction+for+Confidence-Aware+Evaluation+of+Language+Models
    13. Confidence-Driven Multi-Scale Model Selection for Cost-Efficient Inference — Bo-Wei Chen, Chung-Chi Chen, An-Zi Yen, 2026
    https://scholar.google.com/scholar?q=Confidence-Driven+Multi-Scale+Model+Selection+for+Cost-Efficient+Inference
    14. Quantifying Uncert-AI-nty: Testing the Accuracy of LLMs' Confidence Judgments — Trent N. Cash, Daniel M. Oppenheimer, Sara Christie, Mira Devgan, 2025
    https://scholar.google.com/scholar?q=Quantifying+Uncert-AI-nty%3A+Testing+the+Accuracy+of+LLMs%27+Confidence+Judgments
    15. Credence Calibration Game? Calibrating Large Language Models Through Structured Play — Ke Fang, Tianyi Zhao, Lu Cheng, 2025
    https://scholar.google.com/scholar?q=Credence+Calibration+Game%3F+Calibrating+Large+Language+Models+Through+Structured+Play
    16. Calibration and Correctness of Language Models for Code — Claudio Spiess, David Gros, Kunal Suresh Pai, Michael Pradel, Md Rafiqul Islam Rabin, Amin Alipour, Susmit Jha, Prem Devanbu, Toufique Ahmed, 2025
    https://scholar.google.com/scholar?q=Calibration+and+Correctness+of+Language+Models+for+Code
    17. Large Language Models Must Be Taught to Know What They Don't Know — Sanyam Kapoor, Nate Gruver, Manley Roberts, Katie Collins, Arka Pal, Umang Bhatt, Adrian Weller, Samuel Dooley, Micah Goldblum, Andrew G. Wilson, 2024
    https://scholar.google.com/scholar?q=Large+Language+Models+Must+Be+Taught+to+Know+What+They+Don%27t+Know
    18. SMARTCAL: An Approach to Self-Aware Tool-Use Evaluation and Calibration — Yuanhao Shen, Xiaodan Zhu, Lei Chen, 2024
    https://scholar.google.com/scholar?q=SMARTCAL%3A+An+Approach+to+Self-Aware+Tool-Use+Evaluation+and+Calibration
    19. Calibration Is Not Enough: Evaluating Confidence Estimation Under Language Variations — Yuxi Xia, Dennis Ulmer, Terra Blevins, Yihong Liu, Hinrich Schutze, Benjamin Roth, 2026
    https://scholar.google.com/scholar?q=Calibration+Is+Not+Enough%3A+Evaluating+Confidence+Estimation+Under+Language+Variations
    20. CoT-UQ: Improving Response-wise Uncertainty Quantification in LLMs with Chain-of-Thought — Boxuan Zhang, Ruqi Zhang, 2025
    https://scholar.google.com/scholar?q=CoT-UQ%3A+Improving+Response-wise+Uncertainty+Quantification+in+LLMs+with+Chain-of-Thought
    21. Structured Uncertainty guided Clarification for LLM Agents — Manan Suri, Puneet Mathur, Nedim Lipka, Franck Dernoncourt, Ryan A. Rossi, Dinesh Manocha, 2025
    https://scholar.google.com/scholar?q=Structured+Uncertainty+guided+Clarification+for+LLM+Agents
    22. CAR-bench: Evaluating the Consistency and Limit-Awareness of LLM Agents under Real-World Uncertainty — Johannes Kirmayr, Lukas Stappen, Elisabeth Andre, 2026
    https://scholar.google.com/scholar?q=CAR-bench%3A+Evaluating+the+Consistency+and+Limit-Awareness+of+LLM+Agents+under+Real-World+Uncertainty
    23. Improving Interactive In-Context Learning from Natural Language Feedback — Martin Klissarov, Jonathan Cook, Diego Antognini, Hao Sun, Jingling Li, Natasha Jaques, Claudiu Musat, Edward Grefenstette, 2026
    https://scholar.google.com/scholar?q=Improving+Interactive+In-Context+Learning+from+Natural+Language+Feedback
    24. AI Post Transformers: Benchmarking Test-Time Scaling for General LLM Agents — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-22-benchmarking-test-time-scaling-for-gener-8f14f9.mp3
    25. AI Post Transformers: Program Synthesis with Large Language Models — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-20-program-synthesis-with-large-language-mo-b962ec.mp3
    26. AI Post Transformers: SkillsBench for Evaluating Agent Skills — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-14-skillsbench-for-evaluating-agent-skills-58bb1e.mp3
    27. AI Post Transformers: Stabilizing Efficient Reasoning with Step-Level Advantage Selection — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-29-stabilizing-efficient-reasoning-with-ste-1e589d.mp3
    28. AI Post Transformers: Neural Chameleons and Evading Activation Monitors — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-14-neural-chameleons-and-evading-activation-bc470e.mp3
    Interactive Visualization: Can LLMs Judge Their Own Capabilities?
    13 min
  • Convolutional Sequence to Sequence Learning for Translation
    This episode explores the 2017 ConvS2S paper from Facebook AI Research, which argued that sequence-to-sequence models for machine translation did not need recurrence and could instead use fully convolutional encoder-decoder networks with attention. It explains the seq2seq and neural machine translation setup, clarifies that the paper replaces recurrent computation rather than attention, and breaks down the architecture’s core ideas: stacked convolutions, expanding receptive fields, positional embeddings, residual connections, and gated linear units. The discussion highlights why the approach was provocative at the time: it challenged the LSTM-based consensus, reported stronger BLEU scores, and promised much faster, more parallelizable decoding on GPUs. Listeners would find it interesting as a key pre-transformer moment that shows how researchers were already rethinking sequential modeling, while also surfacing the tradeoff between efficiency and limited context windows for long-range dependencies.
    Sources:
    1. Convolutional Sequence to Sequence Learning — Jonas Gehring, Michael Auli, David Grangier, Denis Yarats, Yann N. Dauphin, 2017
    http://arxiv.org/abs/1705.03122
    2. Convolutional Sequence to Sequence Learning — Jonas Gehring, Michael Auli, David Grangier, Denis Yarats, Yann N. Dauphin, 2017
    https://scholar.google.com/scholar?q=Convolutional+Sequence+to+Sequence+Learning
    3. ByteNet: Generating High-Resolution Discrete Sequences with Multiscale Dilation — Nal Kalchbrenner, Lasse Espeholt, Karen Simonyan, Aaron van den Oord, Alex Graves, Koray Kavukcuoglu, 2016
    https://scholar.google.com/scholar?q=ByteNet%3A+Generating+High-Resolution+Discrete+Sequences+with+Multiscale+Dilation
    4. Language Modeling with Gated Convolutional Networks — Yann N. Dauphin, Angela Fan, Michael Auli, David Grangier, 2017
    https://scholar.google.com/scholar?q=Language+Modeling+with+Gated+Convolutional+Networks
    5. WaveNet: A Generative Model for Raw Audio — Aaron van den Oord, Sander Dieleman, Heiga Zen, Karen Simonyan, Oriol Vinyals, et al., 2016
    https://scholar.google.com/scholar?q=WaveNet%3A+A+Generative+Model+for+Raw+Audio
    6. Sequence to Sequence Learning with Neural Networks — Ilya Sutskever, Oriol Vinyals, Quoc V. Le, 2014
    https://scholar.google.com/scholar?q=Sequence+to+Sequence+Learning+with+Neural+Networks
    7. Neural Machine Translation by Jointly Learning to Align and Translate — Dzmitry Bahdanau, Kyunghyun Cho, Yoshua Bengio, 2014
    https://scholar.google.com/scholar?q=Neural+Machine+Translation+by+Jointly+Learning+to+Align+and+Translate
    8. Effective Approaches to Attention-based Neural Machine Translation — Minh-Thang Luong, Hieu Pham, Christopher D. Manning, 2015
    https://scholar.google.com/scholar?q=Effective+Approaches+to+Attention-based+Neural+Machine+Translation
    9. A Survey on Deep Learning for Neural Machine Translation — Antonio Toral, Víctor M. Sánchez-Cartagena, et al. (representative survey literature varies by edition), 2018
    https://scholar.google.com/scholar?q=A+Survey+on+Deep+Learning+for+Neural+Machine+Translation
    10. Google's Neural Machine Translation System: Bridging the Gap between Human and Machine Translation — Yonghui Wu, Mike Schuster, Zhifeng Chen, Quoc V. Le, Mohammad Norouzi, et al., 2016
    https://scholar.google.com/scholar?q=Google%27s+Neural+Machine+Translation+System%3A+Bridging+the+Gap+between+Human+and+Machine+Translation
    11. Neural Machine Translation of Rare Words with Subword Units — Rico Sennrich, Barry Haddow, Alexandra Birch, 2016
    https://scholar.google.com/scholar?q=Neural+Machine+Translation+of+Rare+Words+with+Subword+Units
    12. Attention Is All You Need — Ashish Vaswani, Noam Shazeer, Niki Parmar, Jakob Uszkoreit, Llion Jones, Aidan N. Gomez, Łukasz Kaiser, Illia Polosukhin, 2017
    https://scholar.google.com/scholar?q=Attention+Is+All+You+Need
    13. Neural Machine Translation and Sequence-to-sequence Models: A Tutorial — Graham Neubig, 2017
    https://scholar.google.com/scholar?q=Neural+Machine+Translation+and+Sequence-to-sequence+Models%3A+A+Tutorial
    14. Neural Machine Translation in Linear Time — Jonas Gehring, Michael Auli, David Grangier, Yann N. Dauphin, 2016
    https://scholar.google.com/scholar?q=Neural+Machine+Translation+in+Linear+Time
    15. ByteNet: Neural Machine Translation in Linear Time — Nal Kalchbrenner, Lasse Espeholt, Karen Simonyan, Aaron van den Oord, Alex Graves, Koray Kavukcuoglu, 2016
    https://scholar.google.com/scholar?q=ByteNet%3A+Neural+Machine+Translation+in+Linear+Time
    16. Quasi-Recurrent Neural Networks — James Bradbury, Stephen Merity, Caiming Xiong, Richard Socher, 2016
    https://scholar.google.com/scholar?q=Quasi-Recurrent+Neural+Networks
    17. Convolutional Neural Network for Machine Translation — Fandong Meng, Zhengdong Lu, Hang Li, Qun Liu, 2015
    https://scholar.google.com/scholar?q=Convolutional+Neural+Network+for+Machine+Translation
    18. Resurrecting Recurrent Neural Networks for Long Sequences — approx. Orvieto et al., 2023
    https://scholar.google.com/scholar?q=Resurrecting+Recurrent+Neural+Networks+for+Long+Sequences
    19. A Comprehensive Survey on Long Context Language Modeling — approx. recent survey authors, exact authorship to verify, 2024
    https://scholar.google.com/scholar?q=A+Comprehensive+Survey+on+Long+Context+Language+Modeling
    20. Linear Recurrent Models for Robust and Interpretable Long-context Modeling — approx. recent long-context modeling authors, exact authorship to verify, 2024
    https://scholar.google.com/scholar?q=Linear+Recurrent+Models+for+Robust+and+Interpretable+Long-context+Modeling
    21. Cross-layer Attention Sharing for Pre-trained Large Language Models — approx. recent LLM systems authors, exact authorship to verify, 2024
    https://scholar.google.com/scholar?q=Cross-layer+Attention+Sharing+for+Pre-trained+Large+Language+Models
    22. Reducing Transformer Key-Value Cache Size with Cross-Layer Attention — approx. recent efficiency-focused LLM authors, exact authorship to verify, 2024
    https://scholar.google.com/scholar?q=Reducing+Transformer+Key-Value+Cache+Size+with+Cross-Layer+Attention
    23. AI Post Transformers: RoPE — Hal Turing & Dr. Ada Shannon, Thu,
    https://podcast.do-not-panic.com/episodes/rope/
    24. AI Post Transformers: Apple's Speculative Streaming: Fast LLM Inference without Auxiliary Models — Hal Turing & Dr. Ada Shannon, Sat,
    https://podcast.do-not-panic.com/episodes/apples-speculative-streaming-fast-llm-inference-without-auxiliary-models/
    25. AI Post Transformers: Speculative Decoding in Real vLLM Serving — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-04-speculative-decoding-in-real-vllm-servin-6f4e2b.mp3
    26. AI Post Transformers: FlatAttention for Tile-Based Accelerator Inference — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-04-flatattention-for-tile-based-accelerator-56e6ca.mp3
    13 min
  • Bahdanau Attention for Neural Machine Translation
    This episode explores the 2014–2015 breakthrough paper that introduced attention to neural machine translation, framing it as a solution to a specific flaw in early encoder-decoder models: forcing an entire source sentence into one fixed-length vector. It explains how pre-attention RNN-based seq2seq systems struggled on long or complex sentences, and how Bahdanau et al.’s “soft alignment” let the decoder focus on different source words at each generation step instead of relying on a single compressed summary. Along the way, it situates the paper against phrase-based statistical translation and earlier LSTM/GRU seq2seq models, showing why attention was more than a performance tweak—it was a durable structural idea. Listeners would find it interesting for its clear account of what was actually broken before attention, what changed technically, and why this paper became a foundational step toward modern language models.
    Sources:
    1. Neural Machine Translation by Jointly Learning to Align and Translate — Dzmitry Bahdanau, Kyunghyun Cho, Yoshua Bengio, 2014
    http://arxiv.org/abs/1409.0473
    2. Sequence to Sequence Learning with Neural Networks — Ilya Sutskever, Oriol Vinyals, Quoc V. Le, 2014
    https://scholar.google.com/scholar?q=Sequence+to+Sequence+Learning+with+Neural+Networks
    3. Learning Phrase Representations using RNN Encoder-Decoder for Statistical Machine Translation — Kyunghyun Cho, Bart van Merrienboer, Dzmitry Bahdanau, Yoshua Bengio, 2014
    https://scholar.google.com/scholar?q=Learning+Phrase+Representations+using+RNN+Encoder-Decoder+for+Statistical+Machine+Translation
    4. A Neural Network for Machine Translation, at Production Scale — Nal Kalchbrenner, Phil Blunsom, 2013
    https://scholar.google.com/scholar?q=A+Neural+Network+for+Machine+Translation%2C+at+Production+Scale
    5. On the Properties of Neural Machine Translation: Encoder-Decoder Approaches — Kyunghyun Cho, Bart van Merrienboer, Çağlar Gülçehre, Fethi Bougares, Holger Schwenk, Yoshua Bengio, 2014
    https://scholar.google.com/scholar?q=On+the+Properties+of+Neural+Machine+Translation%3A+Encoder-Decoder+Approaches
    6. Moses: Open Source Toolkit for Statistical Machine Translation — Philipp Koehn, Hieu Hoang, Alexandra Birch, Chris Callison-Burch, Marcello Federico, Nicola Bertoldi, Brooke Cowan, Wade Shen, Christine Moran, Richard Zens, et al., 2007
    https://scholar.google.com/scholar?q=Moses%3A+Open+Source+Toolkit+for+Statistical+Machine+Translation
    7. Neural Machine Translation by Jointly Learning to Align and Translate — Dzmitry Bahdanau, Kyunghyun Cho, Yoshua Bengio, 2014
    https://scholar.google.com/scholar?q=Neural+Machine+Translation+by+Jointly+Learning+to+Align+and+Translate
    8. Effective Approaches to Attention-based Neural Machine Translation — Minh-Thang Luong, Hieu Pham, Christopher D. Manning, 2015
    https://scholar.google.com/scholar?q=Effective+Approaches+to+Attention-based+Neural+Machine+Translation
    9. Neural Machine Translation of Rare Words with Subword Units — Rico Sennrich, Barry Haddow, Alexandra Birch, 2016
    https://scholar.google.com/scholar?q=Neural+Machine+Translation+of+Rare+Words+with+Subword+Units
    10. Looking for a Needle in a Haystack: A Comprehensive Study of Hallucinations in Neural Machine Translation — approx. Guerreiro et al., 2023
    https://scholar.google.com/scholar?q=Looking+for+a+Needle+in+a+Haystack%3A+A+Comprehensive+Study+of+Hallucinations+in+Neural+Machine+Translation
    11. Key, Value, Compress: A Systematic Exploration of KV Cache Compression Techniques — approx. recent systems/LLM authors, 2024
    https://scholar.google.com/scholar?q=Key%2C+Value%2C+Compress%3A+A+Systematic+Exploration+of+KV+Cache+Compression+Techniques
    12. DeltaKV: Residual-Based KV Cache Compression via Long-Range Similarity — approx. recent systems/LLM authors, 2024
    https://scholar.google.com/scholar?q=DeltaKV%3A+Residual-Based+KV+Cache+Compression+via+Long-Range+Similarity
    13. A Survey on Large Language Model Acceleration Based on KV Cache Management — approx. recent survey authors, 2024
    https://scholar.google.com/scholar?q=A+Survey+on+Large+Language+Model+Acceleration+Based+on+KV+Cache+Management
    14. AI Post Transformers: Memory Sparse Attention for 100M-Token Scaling — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-07-memory-sparse-attention-for-100m-token-s-377cff.mp3
    15. AI Post Transformers: Mamba-3 for Efficient Sequence Modeling — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-16-mamba-3-for-efficient-sequence-modeling-97a22a.mp3
    16. AI Post Transformers: Latent Space as a New Computational Paradigm — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-05-latent-space-as-a-new-computational-para-810f39.mp3
    17. AI Post Transformers: Doc-to-LoRA: Internalizing Context as LoRA — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-03-29-doc-to-lora-internalizing-context-as-lor-8dd5ec.mp3
    19 min
  • Sequence to Sequence Learning with Neural Networks
    This episode explores the 2014 seq2seq paper by Sutskever and colleagues as a turning point in machine translation, asking what problem it actually solved and why it mattered at the time. It explains how deep LSTM encoder-decoder models reframed translation as end-to-end learning of \(p(\text{output}|\text{input})\), replacing hand-built phrase tables, alignment models, and decoding heuristics with a single learned system. The discussion highlights both the breakthrough and the limitation: compressing an entire source sentence into one fixed-length vector was elegant but created a severe bottleneck, which later made attention mechanisms so important. Listeners would find it interesting because the episode separates the paper’s real contribution from its mythology, situating it against phrase-based SMT, earlier encoder-decoder work, and the practical role of LSTMs and beam search in making the approach viable.
    Sources:
    1. Sequence to Sequence Learning with Neural Networks — Ilya Sutskever, Oriol Vinyals, Quoc V. Le, 2014
    http://arxiv.org/abs/1409.3215
    2. Sequence to Sequence Learning with Neural Networks — Ilya Sutskever, Oriol Vinyals, Quoc V. Le, 2014
    https://scholar.google.com/scholar?q=Sequence+to+Sequence+Learning+with+Neural+Networks
    3. Learning Phrase Representations using RNN Encoder-Decoder for Statistical Machine Translation — Kyunghyun Cho, Bart van Merrienboer, Dzmitry Bahdanau, Yoshua Bengio and collaborators, 2014
    https://scholar.google.com/scholar?q=Learning+Phrase+Representations+using+RNN+Encoder-Decoder+for+Statistical+Machine+Translation
    4. Neural Machine Translation by Jointly Learning to Align and Translate — Dzmitry Bahdanau, Kyunghyun Cho, Yoshua Bengio, 2014
    https://scholar.google.com/scholar?q=Neural+Machine+Translation+by+Jointly+Learning+to+Align+and+Translate
    5. A Survey of the Usages of Deep Learning for Natural Language Processing — Tom Young, Devamanyu Hazarika, Soujanya Poria, Erik Cambria, 2018
    https://scholar.google.com/scholar?q=A+Survey+of+the+Usages+of+Deep+Learning+for+Natural+Language+Processing
    6. Long Short-Term Memory — Sepp Hochreiter, Jürgen Schmidhuber, 1997
    https://scholar.google.com/scholar?q=Long+Short-Term+Memory
    7. Learning to Forget: Continual Prediction with LSTM — Felix A. Gers, Jürgen Schmidhuber, Fred Cummins, 2000
    https://scholar.google.com/scholar?q=Learning+to+Forget%3A+Continual+Prediction+with+LSTM
    8. Empirical Evaluation of Gated Recurrent Neural Networks on Sequence Modeling — Junyoung Chung, Caglar Gulcehre, Kyunghyun Cho, Yoshua Bengio, 2014
    https://scholar.google.com/scholar?q=Empirical+Evaluation+of+Gated+Recurrent+Neural+Networks+on+Sequence+Modeling
    9. An Empirical Exploration of Recurrent Network Architectures — Razvan Pascanu, Tomas Mikolov, Yoshua Bengio, 2013
    https://scholar.google.com/scholar?q=An+Empirical+Exploration+of+Recurrent+Network+Architectures
    10. Google's Neural Machine Translation System: Bridging the Gap between Human and Machine Translation — Yonghui Wu and many Google Brain collaborators, 2016
    https://scholar.google.com/scholar?q=Google%27s+Neural+Machine+Translation+System%3A+Bridging+the+Gap+between+Human+and+Machine+Translation
    11. A Call for Clarity in Reporting BLEU Scores — Matt Post, 2018
    https://scholar.google.com/scholar?q=A+Call+for+Clarity+in+Reporting+BLEU+Scores
    12. On the Properties of Neural Machine Translation: Encoder-Decoder Approaches — Kyunghyun Cho and collaborators, 2014
    https://scholar.google.com/scholar?q=On+the+Properties+of+Neural+Machine+Translation%3A+Encoder-Decoder+Approaches
    13. Beam Search Strategies for Neural Machine Translation — Markus Freitag, Yaser Al-Onaizan, 2017
    https://scholar.google.com/scholar?q=Beam+Search+Strategies+for+Neural+Machine+Translation
    14. A Systematic Comparison of Search Algorithms for Neural Machine Translation — Various later comparison studies, e.g. work by Felix Stahlberg and collaborators, 2018
    https://scholar.google.com/scholar?q=A+Systematic+Comparison+of+Search+Algorithms+for+Neural+Machine+Translation
    15. Skip-Thought Vectors — Ryan Kiros, Yukun Zhu, Russ R. Salakhutdinov, Richard Zemel, Raquel Urtasun, Antonio Torralba, Sanja Fidler, 2015
    https://scholar.google.com/scholar?q=Skip-Thought+Vectors
    16. Supervised Learning of Universal Sentence Representations from Natural Language Inference Data — Alexis Conneau, Douwe Kiela, Holger Schwenk, Loic Barrault, Antoine Bordes, 2017
    https://scholar.google.com/scholar?q=Supervised+Learning+of+Universal+Sentence+Representations+from+Natural+Language+Inference+Data
    17. Universal Sentence Encoder — Daniel Cer, Yinfei Yang, Sheng-yi Kong and collaborators, 2018
    https://scholar.google.com/scholar?q=Universal+Sentence+Encoder
    18. A Neural Network for Machine Translation, at Production Scale — Nal Kalchbrenner, Edward Grefenstette, Phil Blunsom, 2014
    https://scholar.google.com/scholar?q=A+Neural+Network+for+Machine+Translation%2C+at+Production+Scale
    19. Sequence Transduction with Recurrent Neural Networks — Alex Graves, 2012
    https://scholar.google.com/scholar?q=Sequence+Transduction+with+Recurrent+Neural+Networks
    20. Connectionist Temporal Classification: Labelling Unsegmented Sequence Data with Recurrent Neural Networks — Alex Graves, Santiago Fernandez, Faustino Gomez, Jürgen Schmidhuber, 2006
    https://scholar.google.com/scholar?q=Connectionist+Temporal+Classification%3A+Labelling+Unsegmented+Sequence+Data+with+Recurrent+Neural+Networks
    21. Statistical Machine Translation: The Mathematics of SMT — Philipp Koehn, 2010
    https://scholar.google.com/scholar?q=Statistical+Machine+Translation%3A+The+Mathematics+of+SMT
    22. Recurrent Neural Network Based Language Model — Tomáš Mikolov, Martin Karafiát, Lukáš Burget, Jan Černocký, Sanjeev Khudanpur, 2010
    https://scholar.google.com/scholar?q=Recurrent+Neural+Network+Based+Language+Model
    23. Effective Approaches to Attention-based Neural Machine Translation — Luong, Pham, Manning, 2015
    https://scholar.google.com/scholar?q=Effective+Approaches+to+Attention-based+Neural+Machine+Translation
    24. Learning Transductions and Alignments with RNN Seq2seq Models — approx. Britz, Goldie, Luong, Le, or related Google authors, 2017
    https://scholar.google.com/scholar?q=Learning+Transductions+and+Alignments+with+RNN+Seq2seq+Models
    25. Neural Machine Translation of Rare Words with Subword Units — Sennrich, Haddow, Birch, 2016
    https://scholar.google.com/scholar?q=Neural+Machine+Translation+of+Rare+Words+with+Subword+Units
    26. On Using Very Large Target Vocabulary for Neural Machine Translation — Jean, Cho, Memisevic, Bengio, 2015
    https://scholar.google.com/scholar?q=On+Using+Very+Large+Target+Vocabulary+for+Neural+Machine+Translation
    27. Attention Is All You Need — Vaswani et al., 2017
    https://scholar.google.com/scholar?q=Attention+Is+All+You+Need
    28. AI Post Transformers: Language Models are Injective and Hence Invertible — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-03-21-language-models-are-injective-an-7545e0.mp3
    29. AI Post Transformers: Experimental Comparison of Agentic and Enhanced RAG — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-14-experimental-comparison-of-agentic-and-e-37d8bc.mp3
    19 min
  • Hopfield Networks and Transformer Attention as Memory
    This episode explores how the 2021 paper “Hopfield Networks Is All You Need” reframes transformer attention as a modern continuous Hopfield network, connecting attention, associative memory, and similarity-based retrieval under one mathematical lens. It explains the core idea of content-addressable memory, contrasts classical binary Hopfield networks with newer differentiable versions, and shows why attention can be understood not just as weighted averaging but as an energy-based retrieval process with fixed points and attractor states. The discussion highlights the paper’s major claims: one-step retrieval, exponential storage capacity, low retrieval error under assumptions, and distinct retrieval regimes such as global averaging and subset averaging. Listeners interested in AI theory will find it compelling because it offers a concrete, less mystical interpretation of transformer heads and suggests practical memory-layer designs grounded in formal guarantees.
    Sources:
    1. Hopfield Networks is All You Need — Hubert Ramsauer, Bernhard Schäfl, Johannes Lehner, Philipp Seidl, Michael Widrich, Thomas Adler, Lukas Gruber, Markus Holzleitner, Milena Pavlović, Geir Kjetil Sandve, Victor Greiff, David Kreil, Michael Kopp, Günter Klambauer, Johannes Brandstetter, Sepp Hochreiter, 2020
    http://arxiv.org/abs/2008.02217
    2. https://isl.stanford.edu/~cover/papers/transIT/0021cove.pdf
    https://isl.stanford.edu/~cover/papers/transIT/0021cove.pdf
    3. Neural Networks and Physical Systems with Emergent Collective Computational Abilities — John J. Hopfield, 1982
    https://scholar.google.com/scholar?q=Neural+Networks+and+Physical+Systems+with+Emergent+Collective+Computational+Abilities
    4. A Neural Network with Locality-Sensitive Hashed Dynamics — Dmitry Krotov, John J. Hopfield, 2016
    https://scholar.google.com/scholar?q=A+Neural+Network+with+Locality-Sensitive+Hashed+Dynamics
    5. Hopfield Networks is All You Need — Hubert Ramsauer, Bernhard Schäfl, Johannes Lehner, Philipp Seidl, Michael Widrich, Thomas Adler, Lukas Gruber, Markus Holzleitner, Milena Pavlović, Geir Kjetil Sandve, Victor Greiff, David Kreil, Michael Kopp, Günter Klambauer, Johannes Brandstetter, Sepp Hochreiter, 2020
    https://scholar.google.com/scholar?q=Hopfield+Networks+is+All+You+Need
    6. Dense Associative Memory for Pattern Recognition — Dmitry Krotov, John J. Hopfield, 2020
    https://scholar.google.com/scholar?q=Dense+Associative+Memory+for+Pattern+Recognition
    7. Neural Turing Machines — Alex Graves, Greg Wayne, Ivo Danihelka, 2014
    https://scholar.google.com/scholar?q=Neural+Turing+Machines
    8. Memory Networks — Jason Weston, Sumit Chopra, Antoine Bordes, 2014
    https://scholar.google.com/scholar?q=Memory+Networks
    9. End-To-End Memory Networks — Sainbayar Sukhbaatar, Arthur Szlam, Jason Weston, Rob Fergus, 2015
    https://scholar.google.com/scholar?q=End-To-End+Memory+Networks
    10. Hybrid computing using a neural network with dynamic external memory — Alex Graves, Greg Wayne, Malcolm Reynolds, Tim Harley, Ivo Danihelka, Agnieszka Grabska-Barwińska, Sergio Gómez Colmenarejo, Edward Grefenstette, Tiago Ramalho, John Agapiou, Adrià Puigdomènech Badia, Karl Moritz Hermann, Yori Zwols, Georg Ostrovski, Adam Cain, Helen King, Christopher Summerfield, Phil Blunsom, Koray Kavukcuoglu, Demis Hassabis, 2016
    https://scholar.google.com/scholar?q=Hybrid+computing+using+a+neural+network+with+dynamic+external+memory
    11. Attention Is All You Need — Ashish Vaswani, Noam Shazeer, Niki Parmar, Jakob Uszkoreit, Llion Jones, Aidan N. Gomez, Lukasz Kaiser, Illia Polosukhin, 2017
    https://scholar.google.com/scholar?q=Attention+Is+All+You+Need
    12. Dense Associative Memory is Robust to Adversarial Inputs — Dmitry Krotov, John J. Hopfield, 2018
    https://scholar.google.com/scholar?q=Dense+Associative+Memory+is+Robust+to+Adversarial+Inputs
    13. A Robust Exponential Associative Memory with Fixed Point Analysis — Mert Demircigil, Judith Heusel, Matthias Löwe, Sven Upgang, Franck Vermet, 2017
    https://scholar.google.com/scholar?q=A+Robust+Exponential+Associative+Memory+with+Fixed+Point+Analysis
    14. Set Transformer: A Framework for Attention-based Permutation-Invariant Neural Networks — Juho Lee, Yoonho Lee, Jungtaek Kim, Adam Kosiorek, Seungjin Choi, Yee Whye Teh, 2019
    https://scholar.google.com/scholar?q=Set+Transformer%3A+A+Framework+for+Attention-based+Permutation-Invariant+Neural+Networks
    15. Deep Sets — Manzil Zaheer, Satwik Kottur, Siamak Ravanbakhsh, Barnabas Poczos, Ruslan Salakhutdinov, Alexander Smola, 2017
    https://scholar.google.com/scholar?q=Deep+Sets
    16. Modern Hopfield Networks and Attention for Immune Repertoire Classification — Michael Widrich, Bernhard Schäfl, Milena Pavlović, Hubert Ramsauer, Lukas Gruber, Markus Holzleitner, Geir Kjetil Sandve, Victor Greiff, Sepp Hochreiter, et al., 2020
    https://scholar.google.com/scholar?q=Modern+Hopfield+Networks+and+Attention+for+Immune+Repertoire+Classification
    17. Attention Heads of Large Language Models — authors unclear from snippet, likely 2024-2025
    https://scholar.google.com/scholar?q=Attention+Heads+of+Large+Language+Models
    18. Causal Head Gating: A Framework for Interpreting Roles of Attention Heads in Transformers — authors unclear from snippet, likely 2024-2025
    https://scholar.google.com/scholar?q=Causal+Head+Gating%3A+A+Framework+for+Interpreting+Roles+of+Attention+Heads+in+Transformers
    19. Mechanistic Interpretability of Fine-Tuned Vision Transformers on Distorted Images: Decoding Attention Head Behavior for Transparent and Trustworthy AI — authors unclear from snippet, likely 2024-2025
    https://scholar.google.com/scholar?q=Mechanistic+Interpretability+of+Fine-Tuned+Vision+Transformers+on+Distorted+Images%3A+Decoding+Attention+Head+Behavior+for+Transparent+and+Trustworthy+AI
    20. Iterative Sparse Attention for Long-Sequence Recommendation — authors unclear from snippet, likely recent
    https://scholar.google.com/scholar?q=Iterative+Sparse+Attention+for+Long-Sequence+Recommendation
    21. An Evolved Universal Transformer Memory — authors unclear from snippet, likely recent
    https://scholar.google.com/scholar?q=An+Evolved+Universal+Transformer+Memory
    22. AI Post Transformers: In-Place Test-Time Training for Transformers — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-09-in-place-test-time-training-for-transfor-d0b976.mp3
    23. AI Post Transformers: RoPE — Hal Turing & Dr. Ada Shannon, 2025
    https://podcast.do-not-panic.com/episodes/rope/
    24. AI Post Transformers: Jet-Nemotron and PostNAS for Faster Long Context — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-03-24-jet-nemotron-and-postnas-for-faster-long-436381.mp3
    25. AI Post Transformers: Experimental Comparison of Agentic and Enhanced RAG — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-14-experimental-comparison-of-agentic-and-e-37d8bc.mp3
    26. AI Post Transformers: Doc-to-LoRA: Internalizing Context as LoRA — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-03-29-doc-to-lora-internalizing-context-as-lor-8dd5ec.mp3
    22 min
  • Scaling Test-Time Compute for Reasoning Models
    This episode explores how test-time compute should be allocated in large language models, using a recent study that compares parallel sampling, majority voting, shortest- and longest-trace selection, and beam-style search under a common evaluation setup. It explains the paper’s central argument that there is no single best inference-time strategy: some model families behave like short-horizon reasoners that benefit from several concise attempts, while others act like long-horizon reasoners that can make productive use of longer sequential reasoning. The discussion also examines how the authors benchmark eight open models across demanding datasets such as AIME and GPQA Diamond, and why harder problems reveal whether extra trace length produces real progress or just more verbose failure. Listeners would find it interesting because it turns a vague idea of “letting models think longer” into a concrete engineering question about how reasoning systems should spend their runtime budget.
    Sources:
    1. The Art of Scaling Test-Time Compute for Large Language Models — Aradhye Agarwal, Ayan Sengupta, Tanmoy Chakraborty, 2025
    http://arxiv.org/abs/2512.02008
    2. Scaling LLM Test-Time Compute Optimally can be More Effective than Scaling Model Parameters — Charlie Snell, Jaehoon Lee, Kelvin Xu, Aviral Kumar, 2024
    https://scholar.google.com/scholar?q=Scaling+LLM+Test-Time+Compute+Optimally+can+be+More+Effective+than+Scaling+Model+Parameters
    3. Don't Overthink it. Preferring Shorter Thinking Chains for Improved LLM Reasoning — Michael Hassid, Gabriel Synnaeve, Yossi Adi, Roy Schwartz, 2025
    https://scholar.google.com/scholar?q=Don%27t+Overthink+it.+Preferring+Shorter+Thinking+Chains+for+Improved+LLM+Reasoning
    4. Inverse Scaling in Test-Time Compute — Aryo Pradipta Gema, Alexander Hagele, Runjin Chen, Andy Arditi, Jacob Goldman-Wetzler, Kit Fraser-Taliente, Henry Sleight, Linda Petrini, Julian Michael, Beatrice Alex, Pasquale Minervini, Yanda Chen, Joe Benton, Ethan Perez, 2025
    https://scholar.google.com/scholar?q=Inverse+Scaling+in+Test-Time+Compute
    5. Qwen3 Technical Report — An Yang and the Qwen team, 2025
    https://scholar.google.com/scholar?q=Qwen3+Technical+Report
    6. Self-Consistency Improves Chain of Thought Reasoning in Language Models — Xuezhi Wang et al., 2023
    https://scholar.google.com/scholar?q=Self-Consistency+Improves+Chain+of+Thought+Reasoning+in+Language+Models
    7. Tree of Thoughts: Deliberate Problem Solving with Large Language Models — Shunyu Yao et al., 2023
    https://scholar.google.com/scholar?q=Tree+of+Thoughts%3A+Deliberate+Problem+Solving+with+Large+Language+Models
    8. Graph of Thoughts: Solving Elaborate Problems with Large Language Models — Maciej Besta et al., 2024
    https://scholar.google.com/scholar?q=Graph+of+Thoughts%3A+Solving+Elaborate+Problems+with+Large+Language+Models
    9. short-m@k — Ranit Hassid et al., 2025
    https://scholar.google.com/scholar?q=short-m%40k
    10. Rewarding Progress: Scaling Automated Process Verifiers for LLM Reasoning — approx. recent process-verifier work, exact authors not confirmed from snippet, 2025
    https://scholar.google.com/scholar?q=Rewarding+Progress%3A+Scaling+Automated+Process+Verifiers+for+LLM+Reasoning
    11. Improving LLM Reasoning Through Scaling Inference Computation With Collaborative Verification — approx. recent collaborative-verification work, exact authors not confirmed from snippet, 2025
    https://scholar.google.com/scholar?q=Improving+LLM+Reasoning+Through+Scaling+Inference+Computation+With+Collaborative+Verification
    12. Graph of Verification: Structured Verification of LLM Reasoning With Directed Acyclic Graphs — approx. recent verification-structure work, exact authors not confirmed from snippet, 2025
    https://scholar.google.com/scholar?q=Graph+of+Verification%3A+Structured+Verification+of+LLM+Reasoning+With+Directed+Acyclic+Graphs
    13. Dynamic Parallel Tree Search for Efficient LLM Reasoning — approx. recent tree-search work, exact authors not confirmed from snippet, 2025
    https://scholar.google.com/scholar?q=Dynamic+Parallel+Tree+Search+for+Efficient+LLM+Reasoning
    14. Don't Get Lost in the Trees: Streamlining LLM Reasoning by Overcoming Tree Search Exploration Pitfalls — approx. recent tree-search analysis work, exact authors not confirmed from snippet, 2025
    https://scholar.google.com/scholar?q=Don%27t+Get+Lost+in+the+Trees%3A+Streamlining+LLM+Reasoning+by+Overcoming+Tree+Search+Exploration+Pitfalls
    15. REST-MCTS*: LLM Self-Training via Process Reward Guided Tree Search — approx. recent MCTS/process-reward work, exact authors not confirmed from snippet, 2025
    https://scholar.google.com/scholar?q=REST-MCTS%2A%3A+LLM+Self-Training+via+Process+Reward+Guided+Tree+Search
    16. Large Language Models Cannot Self-Correct Reasoning Yet — approx. recent self-correction evaluation work, exact authors not confirmed from snippet, 2024
    https://scholar.google.com/scholar?q=Large+Language+Models+Cannot+Self-Correct+Reasoning+Yet
    17. AI Post Transformers: Test-Time Scaling — Hal Turing & Dr. Ada Shannon, 2025
    https://podcast.do-not-panic.com/episodes/test-time-scaling/
    18. AI Post Transformers: Benchmarking Test-Time Scaling for General LLM Agents — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-22-benchmarking-test-time-scaling-for-gener-8f14f9.mp3
    19. AI Post Transformers: Agentic Aggregation for Long-Horizon AI Tasks — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-22-agentic-aggregation-for-long-horizon-ai-4c1a71.mp3
    20. AI Post Transformers: TUMIX Multi-Agent Test-Time Scaling with Tools — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-22-tumix-multi-agent-test-time-scaling-with-40671c.mp3
    21. AI Post Transformers: Test-time Scaling for Multi-Agent Collaborative Reasoning — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-22-test-time-scaling-for-multi-agent-collab-082570.mp3
    22. AI Post Transformers: The Art of Scaling Reinforcement Learning Compute for LLMs — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/the-art-of-scaling-reinforcement-learning-compute-for-llms/
    12 min
  • Reverse-Mode Differentiation Across AD and Neural Nets
    This episode explores Paul Werbos’s 2004 review of reverse differentiation and argues that reverse-mode automatic differentiation, backpropagation, hand-coded adjoints, and adjoint circuits are largely the same core idea expressed in different technical communities. It explains the mechanics of automatic differentiation and reverse mode in clear terms, then traces how these methods diverged historically and why that fragmentation slowed progress in fields like neural networks, control, and scientific computing. The discussion highlights Werbos’s main claim that better integrated, derivative-aware software could make advanced nonlinear modeling and intelligent control far more practical, while also questioning how much evidence supports that agenda beyond synthesis and historical interpretation. Listeners would find it interesting for its sharp distinction between gradients as infrastructure versus models or optimizers, and for its perspective on how today’s differentiable programming ecosystem was once a contested software vision.
    Sources:
    1. Reverse-Mode Differentiation Across AD and Neural Nets
    https://www.werbos.com/AD2004.pdf
    2. A Simple Automatic Derivative Evaluation Program — R. E. Wengert, 1964
    https://scholar.google.com/scholar?q=A+Simple+Automatic+Derivative+Evaluation+Program
    3. Taylor Expansion of the Accumulated Rounding Error — Seppo Linnainmaa, 1976
    https://scholar.google.com/scholar?q=Taylor+Expansion+of+the+Accumulated+Rounding+Error
    4. The Complexity of Partial Derivatives — Walter Baur and Volker Strassen, 1983
    https://scholar.google.com/scholar?q=The+Complexity+of+Partial+Derivatives
    5. Automatic Differentiation in Machine Learning: a Survey — Atılım Güneş Baydin, Barak A. Pearlmutter, Alexey Andreyevich Radul, Jeffrey Mark Siskind, 2018
    https://scholar.google.com/scholar?q=Automatic+Differentiation+in+Machine+Learning%3A+a+Survey
    6. Learning Representations by Back-Propagating Errors — David E. Rumelhart, Geoffrey E. Hinton, Ronald J. Williams, 1986
    https://scholar.google.com/scholar?q=Learning+Representations+by+Back-Propagating+Errors
    7. Backpropagation Through Time: What It Does and How to Do It — Paul J. Werbos, 1990
    https://scholar.google.com/scholar?q=Backpropagation+Through+Time%3A+What+It+Does+and+How+to+Do+It
    8. Backpropagation Applied to Handwritten Zip Code Recognition — Yann LeCun, Bernhard Boser, John S. Denker, Don Henderson, Richard E. Howard, Wayne Hubbard, Lawrence D. Jackel, 1989
    https://scholar.google.com/scholar?q=Backpropagation+Applied+to+Handwritten+Zip+Code+Recognition
    9. Gradient-Based Learning Applied to Document Recognition — Yann LeCun, Léon Bottou, Yoshua Bengio, Patrick Haffner, 1998
    https://scholar.google.com/scholar?q=Gradient-Based+Learning+Applied+to+Document+Recognition
    10. Neuro-Dynamic Programming: An Overview — Dimitri P. Bertsekas, John N. Tsitsiklis, 1995
    https://scholar.google.com/scholar?q=Neuro-Dynamic+Programming%3A+An+Overview
    11. Neuro-Dynamic Programming — Dimitri P. Bertsekas, John N. Tsitsiklis, 1996
    https://scholar.google.com/scholar?q=Neuro-Dynamic+Programming
    12. Approximate Dynamic Programming and Reinforcement Learning — Lucian Bușoniu, Bart De Schutter, Robert Babuška, 2010
    https://scholar.google.com/scholar?q=Approximate+Dynamic+Programming+and+Reinforcement+Learning
    13. An Approximate Dynamic Programming Algorithm for Large-Scale Fleet Management: A Case Application — Hugo P. Simão, Jeff Day, Abraham P. George, Ted Gifford, John Nienow, Warren B. Powell, 2009
    https://scholar.google.com/scholar?q=An+Approximate+Dynamic+Programming+Algorithm+for+Large-Scale+Fleet+Management%3A+A+Case+Application
    14. Some New Tools for Prediction and Analysis in the Behavioral Sciences — Paul J. Werbos, 1974
    https://scholar.google.com/scholar?q=Some+New+Tools+for+Prediction+and+Analysis+in+the+Behavioral+Sciences
    15. The Difficulty of Learning Long-Term Dependencies with Gradient Descent is Officially Overcome — Sepp Hochreiter, Yoshua Bengio, Paolo Frasconi, Jürgen Schmidhuber, 2001
    https://scholar.google.com/scholar?q=The+Difficulty+of+Learning+Long-Term+Dependencies+with+Gradient+Descent+is+Officially+Overcome
    16. Evaluating Derivatives: Principles and Techniques of Algorithmic Differentiation — Andreas Griewank, 2000
    https://scholar.google.com/scholar?q=Evaluating+Derivatives%3A+Principles+and+Techniques+of+Algorithmic+Differentiation
    17. Differential Dynamic Programming — David H. Jacobson, David Q. Mayne, 1970
    https://scholar.google.com/scholar?q=Differential+Dynamic+Programming
    18. Backpropagation-free training of deep physical neural networks — Ali Momeni, Babak Rahmani, Matthieu Mallejac, Philipp Del Hougne, Romain Fleury, 2023
    https://scholar.google.com/scholar?q=Backpropagation-free+training+of+deep+physical+neural+networks
    19. Fully forward mode training for optical neural networks — Zhiwei Xue, Tiankuang Zhou, Zhihao Xu, Shaoliang Yu, Qionghai Dai, Lu Fang, 2024
    https://scholar.google.com/scholar?q=Fully+forward+mode+training+for+optical+neural+networks
    20. Brain-like training of a pre-sensor optical neural network with a backpropagation-free algorithm — Zheng Huang, Conghe Wang, Caihua Zhang, Wanxin Shi, Shukai Wu, Sigang Yang, Hongwei Chen, 2025
    https://scholar.google.com/scholar?q=Brain-like+training+of+a+pre-sensor+optical+neural+network+with+a+backpropagation-free+algorithm
    21. Backpropagation-Free Deep Learning with Recursive Local Representation Alignment — Alexander G. Ororbia, Ankur Mali, Daniel Kifer, C. Lee Giles, 2023
    https://scholar.google.com/scholar?q=Backpropagation-Free+Deep+Learning+with+Recursive+Local+Representation+Alignment
    22. Exploring the Promise and Limits of Real-Time Recurrent Learning — Kazuki Irie, Anand Gopalakrishnan, Jürgen Schmidhuber, 2023
    https://scholar.google.com/scholar?q=Exploring+the+Promise+and+Limits+of+Real-Time+Recurrent+Learning
    23. Real-Time Recurrent Reinforcement Learning — Julian Lemmel, Radu Grosu, 2023/2025
    https://scholar.google.com/scholar?q=Real-Time+Recurrent+Reinforcement+Learning
    24. Second-order forward-mode optimization of recurrent neural networks for neuroscience — Youjing Yu, Rui Xia, Qingxi Ma, Máté Lengyel, Guillaume Hennequin, 2024
    https://scholar.google.com/scholar?q=Second-order+forward-mode+optimization+of+recurrent+neural+networks+for+neuroscience
    25. Dynamic predictive coding: A model of hierarchical sequence learning and prediction in the neocortex — Linxing Preston Jiang, Rajesh P. N. Rao, 2024
    https://scholar.google.com/scholar?q=Dynamic+predictive+coding%3A+A+model+of+hierarchical+sequence+learning+and+prediction+in+the+neocortex
    26. Predictive coding networks for temporal prediction — Beren Millidge, Mufeng Tang, Mahyar Osanlouy, Nicol S. Harper, Rafal Bogacz, 2024
    https://scholar.google.com/scholar?q=Predictive+coding+networks+for+temporal+prediction
    27. Where is the error? Hierarchical predictive coding through dendritic error computation — Fabian A. Mikulasch, Lucas Rudelt, Michael Wibral, Viola Priesemann, 2023
    https://scholar.google.com/scholar?q=Where+is+the+error%3F+Hierarchical+predictive+coding+through+dendritic+error+computation
    28. AI Post Transformers: Long Short-Term Memory and Vanishing Gradients — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-19-long-short-term-memory-and-vanishing-gra-72448c.mp3
    29. AI Post Transformers: When Spectral Gradient Updates Help Deep Learning — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-04-when-spectral-gradient-updates-help-deep-9c8441.mp3
    30. AI Post Transformers: ASI-Evolve for Data, Architectures, and RL — Hal Turing & Dr. Ada Shannon, 2026
    https://podcast.do-not-panic.com/episodes/2026-04-05-asi-evolve-for-data-architectures-and-rl-197b2b.mp3
    Interactive Visualization: Reverse-Mode Differentiation Across AD and Neural Nets
    11 min

About AI Post Transformers

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AI-generated podcast where hosts Hal Turing and Dr. Ada Shannon discuss the latest research papers and reports in machine learning, AI systems, and optimization. Featuring honest critical analysis,…