2 posts tagged with "geospatial"

What are spectral indices in remote sensing?

Spectral Indices are a set of mathematical equations performed on a per-pixel basis on data coming from multi-spectral remote sensing (satellite) data.

Eight Falsehoods Programmers Believe About Map Coordinates

Maps are not as straightforward as they appear. They are really an approximation which can sometimes be misleading because the Earth is not a perfect shape.