Project Geospatial

Summary

Josh Carlson discusses the transformation of farm assessments in Kendall County, Illinois, highlighting the transition from a cumbersome proprietary tool to an open-source, efficient, and accurate solution. The new approach ensures precision in calculating agricultural parcel values, overcoming issues like rounding errors and software dependencies.

Highlights

🚜 Josh Carlson shares the journey of revolutionizing farm assessments in Kendall County, Illinois.

🔄 Transition from a costly proprietary tool with limitations to an open-source, accurate, and accessible solution.

💻 Utilization of Python, specifically geopandas, to streamline the assessment process and eliminate software dependencies.

🗺️ Carlson emphasizes the importance of accuracy in calculating property values for agricultural parcels.

🌱 Introduction of a validation step to ensure the precision of the newly developed assessment tool.

🛠️ The development process involves understanding the intricacies of farm cards, spatial operations, and the state-defined individual soil waiting method.

🌐 Open-sourcing the code for accessibility, transparency, and potential use by other counties.

#FarmAssessment #OpenSource #GIS #PythonDevelopment #AgriculturalValuation #PropertyAssessment #GeoPandas #SpatialOperations #OpenData #FarmCards

Summary:

FOSS4GNA 2023 presentation on using open source software at the Census Bureau, focusing on the Geographic Update Partnership Software (GUPS), a GIS solution built on QGIS framework. The presentation covers the benefits of open source for federal government, including security, flexibility, free support, and cost savings. The GUPS system integrates QGIS, PostgreSQL, GeoServer, open layers, and more. A demo of GUPS Web showcases features like map management, user invitation, role-based access, and the boundary review tool for automatic change detection.

Highlights:

🗺️ FOSS4GNA 2023 presentation on open source software at the Census Bureau, featuring GUPS.

🔄 GUPS, an agile GIS solution using QGIS framework for geographic updates.

💻 Demo of GUPS Web with map management, user invitation, and boundary review tool.

🔐 Benefits of open source for federal government: security, flexibility, free support, cost savings.

🌐 Integration of QGIS, PostgreSQL, GeoServer, open layers, and more in the GUPS system.

🏛️ Overcoming challenges, including getting open source tools approved in government settings.

🚀 GUPS Web deployed as the first Cloud-native containerized Census Bureau system.

Video Tags:

#FOSS4GNA #OpenSource #GIS #QGIS #CensusBureau #GUPS #GeoServer #PostgreSQL #MapManagement #CloudNative #ContainerizedSystem #FederalGovernment #Security #Flexibility #CostSavings #Demo #GeospatialData #AgileGIS #BoundaryReview #DataSecurity #CensusPrograms

Summary

Exploration of the next generation web maps for the National Park Service (NPS) using Map Libra and transitioning from Mapbox GJS. Emphasis on data standards, community collaboration, and avoiding a centralized API approach.

Highlights

🗺️ NPS evolving web maps to Map Libra, transitioning from Mapbox GJS and Leaflet.

🌐 Focus on data standards, community collaboration, and government standards.

🏞️ NPS known for visually stunning maps of parks like Acadia and Denali.

🌍 Unigrid maps recognized but emphasis on data and community standards.

🔄 Shift from centralized API to decentralized, community-based tools.

🧩 Development of Map Libra plugins with TypeScript for accessibility and customization.

🖥️ Use of animated SVGs, scalable icons, and interactivity plugin for enhanced user experience.

#tags#WebMaps #NationalParkService #MapLibra #DataStandards #CommunityCollaboration #MappingTechnology #GIS #MapLibraPlugins #NextGenMaps

Feeding 911 data from QGIS/PostGIS is discussed by Randal Hale in his FOSS4GNA 2023 presentation. He shares insights into transitioning from proprietary to open-source tools, recounting experiences with a 911 proof-of-concept project in the Caribbean. The talk covers setting up PostGIS servers, overcoming challenges, and expanding GIS capabilities over time. Noteworthy aspects include leveraging GitHub for collaborative development, improving SQL scripts for efficiency, and adopting GeoPackage for streamlined data management.

Highlights:

🗺️ Randal Hale recounts experiences with a 911 addressing system project using QGIS/PostGIS in the Caribbean.

🔄 Transition from proprietary to open-source tools, emphasizing cost-effectiveness and increased flexibility.

🚀 Setting up PostGIS servers, overcoming challenges, and building a solid foundation for GIS data.

🤝 Collaboration with Chad to move away from manual data passing, adopting PostGIS for efficient data management.

🛠️ Continuous improvement: Randal discusses script enhancements, GitHub collaboration, and transitioning to GeoPackage.

Video Tags:

#FOSS4GNA2023 #QGIS #PostGIS #OpenSourceGIS #GitHub #GeoPackage #GISDevelopment #SpatialData #911Addressing #SQLScripts #DataManagement #GISWorkflow #CollaborativeDevelopment #ProprietaryToOpenSource #GISProjectManagement

Aaron Myers, the group lead at GE Informatics Engineering Group, discusses the EAGLE ITM Open Source Utility Outage Data Collect and Analysis platform in this presentation. EAGLE Eye is the Department of Energy's operational platform for situational awareness of utility outages, covering about 93% of the US and territories. The platform transitioned from commercial off-the-shelf to open source, employing Docker, Java, Spring Boot, and Apache Airflow for scalability. The data collection process involves scraping 450 utility outage maps every 15 minutes, and the platform aims to enhance data collection efficiency using Apache Airflow.

Highlights

🌐 EAGLE Eye: DOE's platform for utility outage situational awareness, covering 93% of the US.

🔄 Transition: Shift from commercial off-the-shelf to open source for sustainability and modernization.

🖥️ Technology Stack: Docker, Java, Spring Boot, and Apache Airflow for scalable and efficient operations.

📊 Data Collection: Scraping 450 utility outage maps every 15 minutes for real-time updates.

🌐 Scalability: Introduction of Apache Airflow to orchestrate data collection and enhance scalability.

📈 Milestones: Achievements include a historic archive of outage data and modeling county customers.

⚖️ Energy Justice: Utilizing data trends to evaluate energy justice and identify deviations in utility behaviors.

#FOSS4GNA #OpenSource #UtilityOutage #DataAnalysis #Scalability #EnergyJustice #SituationalAwareness #ApacheAirflow #EAGLEEyePlatform

A presentation by Josh Campbell

The presentation introduces SpaceTime IDs, a novel approach developed by the US Department of State to enhance the accessibility and utility of boundary data. It addresses the need for quick access to relevant boundary information by policy officers and introduces SpaceTime IDs as a solution for tracking boundary changes over time.

Highlights

🌐 SpaceTime IDs: A unique identifier system for the hierarchical assembly of line segments into semantically meaningful units, addressing the dynamic nature of boundaries.

🗺️ Enhanced Accessibility: SpaceTime IDs enable quick access to boundary information, crucial for policy officers who may not be boundary experts but require relevant data.

🔄 Change Tracking: The presentation emphasizes the importance of tracking changes in boundary configurations, geographic layouts, and attributes over time using SpaceTime IDs.

🌍 National Geospatial Data Asset: The US Department of State is the lead federal agency for international boundaries, maintaining the large-scale International Boundaries dataset.

🛰️ Geospatial Data Act: The talk highlights the significance of SpaceTime IDs in the context of the Geospatial Data Act, aiming for increased sophistication, scalability, and better dissemination of data.

Video Tags

#SpaceTimeIDs #BoundaryData #Geospatial #NationalGeospatialDataAsset #USDepartmentOfState #Geography #PolicyOfficers #DataManagement #GeospatialDataAct #SpatialAnalysis #BoundaryChanges #GIS

Utilizing open source technology to enable science at Oak Ridge National Laboratory is the focus of Jessica Moehl's presentation. The talk explores the evolution of geospatial science at the laboratory, highlighting advancements, challenges, and the transformative role of open source tools.

Highlights

🌐 Oak Ridge National Laboratory (ORNL) engages in diverse scientific areas, with a focus on geospatial science within a team of around 100 researchers.

🛰️ Geospatial science at ORNL involves applications such as situational awareness, critical decision support, and crisis management, utilizing open source tools for data availability and model outputs.

🌍 Over the years, the availability of geospatial data has dramatically increased, influencing the types of questions scientists can ask and the tools they use.

💻 The transition from desktops to laptops, on-premises computing to cloud, and reliance on proprietary software to open source tools has reshaped the way geospatial analysis is conducted at ORNL.

🌐 Open source tools, especially in the realm of geospatial analysis, offer flexibility and the ability to address specific scientific questions effectively.

🏠 The presentation delves into examples such as LandScan population modeling and machine learning workflows, showcasing the role of open source technologies in enhancing analysis capabilities.

🔄 The collaborative approach at ORNL involves sharing code, rethinking assumptions, and making tools more accessible for peers, fostering a culture of innovation in geospatial science.

#FOSS4GNA #GeospatialScience #OpenSourceTechnology #ORNL #DataAnalysis #MachineLearning #ScienceInnovation #GIS #CrisisManagement #SpatialAwareness #Geocomputation

MapLibre Native underwent a significant upgrade to address technical debt and compatibility issues, specifically related to the transition from OpenGL ES to Apple's Metal rendering SDK. The upgrade was driven by a collaborative effort involving multiple contributors, including Stamen, AWS, and the MapLibre community. The project aimed to modularize the renderer, with a focus on achieving multi-SDK support, particularly for Metal. The primary goals included transitioning to direct metal rendering, moving certain operations to the GPU, addressing threading issues, and enhancing shader and layer management.

Highlights:

MapLibre Native underwent a major upgrade to address technical debt and compatibility issues, transitioning from OpenGL ES to Apple's Metal rendering SDK.

Collaborative effort involving Stamen, AWS, and the MapLibre community, with the project aiming to achieve multi-SDK support, particularly for Metal.

[⚙️] Modularization of the renderer was a key focus to enable support for multiple rendering SDKs simultaneously.

[🔄] Primary goal was the transition to direct metal rendering, ensuring compatibility with modern GPUs and addressing performance issues.

[🔧] Secondary goals included moving certain operations to the GPU, addressing threading issues, and enhancing shader and layer management.

[🌐] The upgrade project involved a diverse team with contributions from AWS, Stamen, Meta, and MapLibre maintainers.

[📆] The project was set to conclude in November, marking the completion of the initial phases of the MapLibre Native upgrade.

#FOSS4GNA #MapLibre #RenderingUpgrade #MetalSDK #OpenGLES #TechnicalDebt #Collaboration #GeoSpatialRendering #GPUOptimization #MultiSDKSupport #OpenSourceDevelopment

Yuri Astrakhan, co-founder of Map Libre, discusses the project's evolution from a fork of Mapbox to a community-driven initiative covering data generation, packaging, visualization, and more. The Map Libre ecosystem includes projects like Map Libre GJS, Map Libre RS, and Martin, a tile server supporting various formats. Yuri emphasizes the importance of community involvement, stability, and the challenges of maintaining both native C++ and JavaScript/TypeScript codebases. The talk explores Map Libre's achievements, goals, and advanced features like 3D terrain, contour maps, and future plans for Map Vector Tiles (MVT) with enhanced capabilities.

Highlights

🗺️ Yuri Astrakhan presents Map Libre, a community-driven project evolving from a Mapbox fork.

🌐 Map Libre spans data bits to pixels, emphasizing community involvement, stability, and diverse projects.

🚀 Achievements include Map Libre GJS, Map Libre RS, Martin tile server, and successful community growth.

🌐 Challenges involve maintaining native C++ and JavaScript/TypeScript codebases for stability.

🌍 Map Libre explores advanced features like 3D terrain, contour maps, and Map Vector Tiles (MVT).

🔍 MVT enhancements include multiple M values, abandoning web mercator, and connecting with routing engines.

📈 Future goals encompass continuous development, unifying the stack, and supporting diverse font visualizations.

Video Tags

#FOSS4GNA #MapLibre #VectorTiles #CommunityDriven #OpenSource #MapVisualization #WebGL #3DTerrain #ContourMaps #MapVectorTiles #MapLibreRS #OpenGovernance #CommunitySupport #GIS #GeospatialData

Easy Map Apps with React and Planet Maps is a presentation by Dan "Ducky" Little, introducing a React-based mapping library called Planet Maps. It aims to simplify the development of map applications using React and OpenLayers, providing a declarative approach to mapping, which is easier for React developers to understand. The motivation behind using OpenLayers is the familiarity and expertise of the presenters with the library, as well as its strengths in in-browser raster processing. The talk addresses common challenges faced when integrating OpenLayers with React, emphasizing the need for a more declarative and user-friendly approach.

Highlights

🗺️ Introduction to Planet Maps, a React-based mapping library using OpenLayers.

🌐 Declarative approach to mapping, making it more accessible for React developers.

🚀 Motivation for choosing OpenLayers, including familiarity and in-browser raster processing capabilities.

🤔 Challenges with existing approaches, such as the use of refs in React and the complexity of integrating mapping libraries.

Video Tags

#FOSS4GNA #React #OpenLayers #MappingLibrary #DeclarativeProgramming #GIS #WebDevelopment #JavaScript #PlanetMaps #EasyMapping #CodeDevelopment #TechnicalTalk #Geospatial #OpenSource