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Introducing Open City Model - CityGML data for every building in the US
- 1. Introducing Open City Model CityGML data for every building in the US
- 2. About me! ● Born and raised in California ● SCU grad - software engineer ● Startup guy until 2016 ● Co-founded BuildZero to fight climate change ● New to GIS! BuildZero.Org
- 3. The 20-minute Tour What is Open City Model? How is it created and maintained? What are the future plans? Questions 10m 2m 8m 5m
- 4. The 18-minute Tour What is Open City Model? How is it created and maintained? What are the future plans? Questions 10m 2m 8m 5m
- 5. It all began when ... BuildZero.org begins
- 6. It all began when ... Start to design some cool software BuildZero.org begins
- 7. It all began when ... Start to design some cool software Search for data about buildings BuildZero.org begins
- 8. It all began when ... Start to design some cool software Search for data about buildings Ugh. Finding building data is hard BuildZero.org begins
- 9. It all began when ... Start to design some cool software Search for data about buildings Open City Model! Ugh. Finding building data is hard BuildZero.org begins
- 10. Open Unified Complete Focused Interoperable Extensible Data, code, standards Reduce fragmentation Maximum coverage Building centric Works with other GIS tools Room to grow Project goals
- 11. Open City Model 3D geometries, building identifiers, and common attributes CityGML & CityJSON 01 02 03 04 05 125M buildings, 5k files, 250GB uncompressed Full USA coverage Hosted on S3, free for download AWS Public Dataset github.com/opencitymodel/opencitymodel Open-source data pipeline Help us with code, data sourcing, documentation, and more! Community supported CityGML data for every building in the US
- 12. Why CityGML? ● OGC Standard ● Stable ongoing development ● Robust spec for 3D geometries & more ● Extensible as part of its core design ● Multiple data formats (GML, JSON)
- 13. Use Cases Use case: Urban planning & development
- 14. The 20-minute Tour What is Open City Model? How is it created and maintained? What are the future plans? Questions 10m 2m 8m 5m
- 15. GOALS HURDLES INFRA CODE OCM technical design
- 16. Prep Enhance Merge Format Publish The OCM Data Pipeline 100% open source code on github run via AWS using a serverless approach. One engineer (6m part-time), 2 releases, 3 source datasets, full US coverage, $300 compute cost. Custom AWS Batch Docker Javascript EMR + Spark Scala AWS Batch Docker Java/citygml4j The pipeline is composed of independent jobs, typically defined via Docker images, which can easily be submitted to run on a cloud compute platform without maintaining any servers.
- 17. Building Footprint Entity Resolution Microsoft vs LA County
- 18. The 18-minute Tour What is Open City Model? How is it created and maintained? What are the future plans? Questions 10m 2m 8m 5m
- 20. Future plans Open Street Maps, local govs, and more Data sources Open City Model
- 21. Future plans Smarter entity resolution Improved machine learning Algorithms Open Street Maps, local govs, and more Data sources Open City Model
- 22. Future plans Smarter entity resolution Improved machine learning Algorithms Open Street Maps, local govs, and more Data sources LOD1 -> LOD2/3 -> LOD4 Other city objects New Features Open City Model
- 23. Future plans Smarter entity resolution Improved machine learning Algorithms Open Street Maps, local govs, and more Data sources Get more people involved! Community LOD1 -> LOD2/3 -> LOD4 Other city objects New Features Open City Model
- 24. The 18-minute Tour What is Open City Model? How is it created and maintained? What are the future plans? Questions 10m 2m 8m 5m