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GIS

Fix line and polygon coordinates in ArcGIS

To modify or correct the coordinates of a vertex (or point) of a line or polygon, you can use the Sketch panel. Suppose that from points taken with a GPS …

Zonal Statistics with ArcGIS

The zonal statistics tool allows you to calculate various statistics for one or more previously defined zones, based on the data of an existing raster image. …

Play PacMan on Google Maps

Google Maps wants to celebrate the April Fools’ Day and retrieves the classic video game in the female version of Ms. PacMan. Users can access the …

World Atlas of Solar Energy

The World Bank offers a free online tool that allows you to observe in great detail places around the world, and offers downloadable maps of all developing …

Convert SHP to KMZ or vice versa in ArcGIS

KMZ files store the information as in a ZIP. According to Google Earth this format allows you to package several files together and compress the content to …

Creating a Map Package in ArcGIS

Map packages allow you to share all the contents of an MXD project in a single file. This tool available from ArcGIS 10 offers the possibility of sharing a map …

GIS apps for Android

In the Google Play application store, for your Android operating system, thanks to its developers you could say that it has an application for everything. This …

Insights for ArcGIS

Insights for ArcGIS is a new spatial analytics experience that brings fast, powerful data exploration and discovery to everyone in the enterprise. It extends …

Import XY points into TerrSet

Although the process of importing points or UTM coordinates into TerrSet (formerly Idrisi) seems complicated, it is actually a simple task. You can import a …

Calculating Normalized Differential Vegetation Index (NDVI)

A vegetation index can be defined as a parameter calculated from reflectance values at different wavelengths, and is particularly sensitive to vegetation …

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