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Show HN: Iceland Vegetation Viewer Using WebGL
We at Visual Perspective just released an open source, web-based, remote sensing viewer (https://iceland.visualperspective.io/ https://iceland.visualperspective.io/). With this viewer, you can explore Iceland’s vegetation over space and time. There is an accompanying blog post which goes over Normalized Difference Vegetation Index (NDVI) and how to use the viewer (https://visualperspective.io/blog/iceland-ndvi-viewer https://visualperspective.io/blog/iceland-ndvi-viewer).
Source code is at: https://github.com/VisualPerspective/ndvi-viewer https://github.com/VisualPerspective/ndvi-viewer WebGL is used for the display, but also for GPGPU averaging of NDVI in the selected region.