GIS Blog

The grass is always greener, isn’t it?

This post looks at the NDVI vegetation index that can be derived from multispectral images and give us useful information about the state of plant health for an area. We’ve been talking about satellite images recently and in this post we’ll start going over some of the beneficial information we can get from those images…

Continue Reading

Enhance!

In remote sensing analysis, the higher the image resolution the more valuable the asset.  In this post we cover pansharpening, the process of using high resolution panchromatic imagery to improve the resolution of coarser multispectral imagery. I’m not a big fan of all those CSI-type shows, especially when it comes to their treatment of images. …

Continue Reading