Project Geospatial

David Bitner discusses TiPG, an OGC API features service that serves OGC features and tiles directly from Postgres and PostGIS databases. TiPG leverages the power of PostGIS, FastAPI, and other standard libraries, making it easy to display spatial data without extensive configuration. The project supports various OGC features, enables full filtering using CQL, and utilizes the FastAPI framework for efficient service development. Additionally, Bitner introduces EAPI, an opinionated bundle of tools, including TiPG, for seamless integration. The ease of use, templating capabilities, and support for set-returning functions make TiPG a versatile solution for spatial data services.

Highlights

🌐 TiPG is an OGC API features service for serving OGC features and tiles directly from Postgres and PostGIS databases.

🛠️ Built in Python, TiPG leverages the FastAPI framework, making service development efficient and customizable.

🔄 EAPI is introduced as an opinionated bundle, combining TiPG with other tools for comprehensive spatial data services.

📊 TiPG supports various OGC features, offers full filtering using CQL, and relies on PostGIS for powerful spatial capabilities.

🚀 FastAPI eliminates the need for building authentication, security, and API documentation tools, enhancing development speed.

🌐 TiPG enables easy deployment with a simple "pip install" or Docker usage, providing instant spatial data services from a Postgres database.

🎨 Templating capabilities allow customization of the user interface around features API, providing a flexible display for spatial data.

Video Tags

#FOSS4GNA #SpatialData #OGCAPI #PostGIS #FastAPI #OpenSource #Geospatial #SpatialServices #TiPG #DataVisualization #GISAnalysis #SpatialQueries #EAPI #SpatialDataIntegration

- The speaker introduces themselves as a co-founder and Chief Architect of We Robots.

- They discuss the challenges of analyzing geospatial data due to its large scale.

- They introduce Apache Sedona as an open-source computing engine for processing geospatial data.

- Sedona provides distributed query algorithms and APIs for different programming languages.

- The speaker demonstrates examples of spatial SQL queries that can be performed in Sedona.

- They explain the importance of correctly calculating distances between geographic locations.

- Sedona also supports raster data processing, such as analyzing temperature observations.

Highlights:

- Apache Sedona is revolutionizing geospatial data analysis with its scalable and efficient processing capabilities.

🌍 #GeospatialData 📊 #BigData 💻 #OpenSource 🌐 #ApacheSedona 🗺️ #SpatialSQL 📐 #Distances 🌡️ #RasterData 🌍 #ClimateChange

Robert Cheetham, Chief Strategy Officer at Element 84, discusses the development of a geospatial technology radar inspired by ThoughtWorks' technology radar. Element 84, a women-owned small business, focuses on geospatial data processing tools, software engineering, and open source contributions. The geospatial radar, unlike ThoughtWorks, combines platform and tools, drops languages, and adds data and standards as categories. They introduce a "watch" category instead of "hold" to track emerging technologies affecting the geospatial field. The radar aims to offer opinions based on experience, emphasizing open source, open data, standards, and the public good.

Highlights:

🌐 Element 84, a women-owned small business, collaborates on geospatial data processing tools and software engineering.

🛰️ Geospatial technology radar inspired by ThoughtWorks, combining platform and tools, and introducing a "watch" category for emerging technologies.

💡 Radar focuses on machine learning, software engineering, data analytics, cloud architecture, and user experience design.

🔄 The radar emphasizes open source, open data, standards, and the public good, providing opinions based on experience.

#Geospatial #OpenSource #TechnologyRadar #DataAnalytics #CloudArchitecture #MachineLearning #Standards #ThoughtWorks #Element84 #OpenData #UserExperienceDesign

- Paul Ramsey is giving a keynote at the FOSS4GNA 2023 event.

- They express gratitude towards the organizing committee and acknowledge the hard work of various individuals and teams.

- The keynote focuses on the political economy of open source software and the value it holds.

- The speaker discusses the tension between making money from open source software and the freedom it provides.

- They highlight the role of consulting in generating income for open source developers.

- The speaker emphasizes the importance of maintaining large open source projects and the challenges that consulting can bring.

Highlights:

- The speaker explores the paradox of open source software being valuable yet free.

- They discuss the economic principles and societal aspects of the open source phenomenon.

- The tension between making money and the core promise of open source is examined.

🔗 #FOSS4GNA2023 #OpenSource #Keynote #EconomicPrinciples #Consulting #ValueofSoftware #FOSS4G #OSGeo #GIS #Geospatial #GEOINT

Brian Timoney, a prominent figure in the geospatial community, delivers a talk on community and geographic knowledge at FOSS4GNA 2023. He discusses the historical context of mapmaking, emphasizing the importance of acknowledging and preserving contributors' work. Timoney also reflects on the evolution of technology, from the first atlas to the current era of accessible spatial data. Despite the widespread use of GPS and the availability of geographic information, he points out challenges, including the increase in backcountry rescues and potential negative effects on human navigation skills.

Highlights:

- Brian Timoney emphasizes the importance of community and geographic knowledge.

- 🗺️ Brian highlights the Atlantic Midland accent and gives a tourist tip for recognizing it.

- 🌍 He discusses the history of the first Atlas and the importance of recognizing contributors.

- 📱 Brian emphasizes the accessibility of spatial data and the prevalence of GPS devices.

- ⚠️ He delves into the negative side effects of technology, including increased backcountry rescues and the potential weakening of our navigation skills.

- 🌱 Despite these concerns, Brian acknowledges the optimism surrounding democratization and inclusive growth.

#Geospatial #Community #Technology #GPS #OpenSource #SpatialData #Navigation #BackcountryRescue #HistoricalMapmaking #FOSS4GNA2023

Vicky Vergara delivers the keynote address at FOSS4GNA 2023, highlighting the collaborative and inclusive nature of OSGeo (Open Source Geospatial Foundation). She emphasizes the role of individuals as OSGeo members and showcases various ways to participate, including project involvement, committee contributions, and community engagement.

Highlights

🌐 OSGeo, the Open Source Geospatial Foundation, fosters a network of projects and users dedicated to open philosophy and participatory community-driven development.

🤝 Individuals, not just projects or companies, form the core of OSGeo, contributing as members through various avenues.

🚀 Participation goes beyond developers, extending to roles like project steering committee members, documenters, translators, and even users.

🌍 FOSS4G conferences provide platforms for attendees, speakers, and workshop contributors, organized by local committees, fostering collaboration and knowledge sharing.

🗳️ Ongoing elections for OSGeo charter members, who play a crucial role in selecting the board of directors, demonstrate the democratic and volunteer-driven nature of the foundation.

📧 Getting involved is easy; starting with joining mailing lists, contributing to wikis, translating, and potentially taking on roles in committees or local chapters.

💰 Besides volunteerism, donations from individuals and sponsorships from companies contribute to the financial sustainability of OSGeo and its events.

#FOSS4G #OSGeo #Geospatial #OpenSource #CommunityDriven #Volunteerism #GIS #Keynote #Collaboration #Participation #SpatialTechnology

Chris Holmes, the keynote speaker at FOSS4G NA 2023, discussed the progress made in building a queryable Earth and highlighted the need for a Cloud Native Spatial Data Infrastructure (SDI). He emphasized the importance of making geospatial data easily accessible and usable, and proposed a simplified approach to SDI called the Cloud Native SDI.

Highlights:

- Chris Holmes discussed the vision of a queryable Earth, where users can ask specific questions about the state of the planet and receive notifications.

- He acknowledged the progress made in foundation geospatial technologies, but noted that more work is needed to make global data sets available for querying.

- Chris Holmes highlighted the need for a Cloud Native SDI that simplifies the sharing and use of geospatial information.

- He emphasized the importance of simplicity in the SDI architecture and mentioned the Cloud Native Geospatial standards as a step in the right direction.

- Chris Holmes introduced two mature standards: PM tiles, which enables instant visualization and styling of geospatial data, and Geopar, a simple standard for geospatial columns on top of Parquet.

- He discussed the potential of PM tiles for filtering and searching through large amounts of image footprints, and the benefits of Geopar in terms of smaller and faster geospatial formats.

- Chris Holmes highlighted the ability of Parquet to partition huge data sets, enabling a more intuitive geospatial workflow for querying and downloading specific data.

🌍 #CloudNativeSDI #GeospatialData #PMtiles #Geopar #FOSS4GNA2023 #geospatial #gis #opensource #OSGeo #foss4g #geoint

FOSS4G NA 2023 panel discussion on "Open Science Meets FOSS4G" explores collaborative efforts between NASA, Earth Mover, NOAA, and Planet in advancing open science and utilizing open-source software.

Highlights:

🚀 NASA emphasizes open science, making data and software openly available. Initiatives include the Open-Source Science Initiative, establishing policies, incentives, challenges, and community engagement.

☁️ Earth Mover, a cloud data platform, focuses on making scientific data more accessible by leveraging open source Python tools, cloud infrastructure, and collaborative efforts like the Pangeo project.

🌐 NOAA's efforts involve collaboration with both open source and commercial communities to bridge gaps, making data accessible to a wider audience, and addressing challenges in transitioning to the cloud.

🛰️ Planet, rooted in open science, operates a satellite constellation for Earth imaging. The company collaborates with initiatives like Norway's Force to fund open data projects, aligning with their commitment to openness.

Video Tags:

#FOSS4G #OpenScience #NASA #EarthMover #NOAA #Planet #OpenSource #DataAccess #CloudInfrastructure #Collaboration #CommunityEngagement #PangeoProject #ScientificData #EarthImaging #OpenData #Innovation

Openness as a Strategic Advantage is discussed by Will Cadell in his presentation at FOSS4G NA 2023. Will emphasizes the importance of open technology and open source in shaping the future, highlighting the uneven distribution of technological advancements. He explores the concept of openness as an approach that encourages sharing, accessibility, and innovation, discussing open source data standards, open interfaces, and open science. Will argues that openness should be a pivotal part of every organization's strategy, providing a competitive edge.

Highlights

🌐 Openness as a Strategic Advantage

🔄 Importance of Open Source and Open Technology

🌍 Uneven Distribution of Technological Advancements

🚀 Embracing Open Source Data Standards and Innovation

🤝 Openness for Accessibility and Collaboration

📈 Creating a Competitive Edge through Openness

💡 Open Innovation: Inbound and Outbound Approaches

#FOSS4G #OpenTechnology #Innovation #OpenSource #DataStandards #OpenInterfaces #OpenScience #CompetitiveAdvantage #OpenInnovation #Collaboration #GeospatialCommunity

🌐 Courtney and George compare four open-source web mapping libraries in a shootout, covering strengths, weaknesses, and unique features.

🚀 The presentation includes a high-level comparison, performance analysis, and conclusions.

👥 Courtney is a developer advocate at Esri, while George is a product engineer at Esri, both emphasizing open source.

Library Comparisons:

🗺️ Mapping Support: All libraries support 2D maps, with MapLibre and Cesium also supporting 2.5D and 3D maps.

📊 Data and Layer Support: WebGL is fully supported by MapLibre and Cesium. Various data types are supported, with Leaflet having the smallest file size.

🎨 Styling Data: Vector tiles are fully supported by MapLibre and Cesium, while Leaflet and OpenLayers offer partial support.

📦 Library File Sizes: Leaflet is the lightest, followed by MapLibre and OpenLayers, with Cesium being larger due to its 3D capabilities.

👥 Community Involvement: Leaflet is the most active library, but all have active communities, providing support on platforms like Stack Overflow and GitHub.

Performance Analysis:

🕐 Library Load Times: Leaflet has the fastest load time, with MapLibre and OpenLayers closely following.

🗺️ Base Maps: Performance analysis includes raster and vector tile base maps, map tiles, and GeoJSON data types.

⚙️ Methodology: Tests conducted using Puppeteer JS and Lighthouse on a laptop, acknowledging the non-lab conditions.

📊 Results: Performance graphs show the total time in milliseconds for library load times, with Leaflet being the fastest.

Video Tags:

#FOSS4GNA #OpenSource #MappingLibrary #WebDevelopment #PerformanceAnalysis #Esri #Leaflet #MapLibre #Cesium #OpenLayers #WebGL #VectorTiles #GeoJSON #CommunityInvolvement #WebMapping #LibraryShootout