What is Map Algebra? [Raster Math]
Map algebra is a cell-by-cell combination of stacked raster grids. It uses math-like functions with arithmetic, statistics and trigonometry operators.
Articles
Landsat Program: 50+ Years Archive of Earth
Imagine being able to rewind forty years back in time. For any given place and time. Then, see how much it’s changed. You can through the Landsat Program!
Smallworld by General Electric (GE) Review
GE has a long, successful track record in utilities and network infrastructure. Because of this, Smallworld has value-added tools specifically for networks.
Manifold GIS Systems: Software Review
Manifold GIS has more or less the full capabilities of the bigger GIS software suites. But the key is their focus on speed and a low price tag.
5 Maps That Explain the Arctic
Mineral extraction, natural gas as well as potential shipping routes. These Arctic Maps display one of the last great frontiers for human development.
FME Software – Feature Manipulation Engine (Review)
FME software is your GIS data conversion factory. You load a file format in. It churns out another – as requested. It’s as simple as that.
Quantile Classification in GIS
Quantile classification divides classes so that the total number of features in each class are approximately the same (which is useful for showing rankings)
IDRISI TerrSet By Clark Laboratories
IDRISI TerrSet is primarily for remote sensing and image processing. With over 300 analysis tools, IDRISI TerrSet is as reliable as they come.
30 Best GIS Software Applications [Rankings]
ArcGIS, QGIS, SAGA GIS to JUMP GIS. What GIS software should you be using? We map out the GIS software landscape and list 30 options for you to choose from.
10 Transportation Maps: Planes, Trains & Automobiles
This is one of the most comprehensive lists of global transportation maps on the planet. Whether it’s planes, trains or automobiles, you’ll love this guide.