What is Bit Depth for Satellite Data (and Images)
Bit depth is the amount of detail in each pixel expressed in units of bits. 1-bit rasters contain 2 values while 8-bit rasters range from 0-255
GIS Formats
Image Compression and Encoding for Raster Data
Deploying efficient raster GIS compression techniques means reducing storage space. It can save money, time and also help network performance.
Vector vs Raster in GIS: What’s the Difference?
The main spatial data types are vectors and rasters. Rasters have grid cells while vectors are points , lines and polygons consisting of vertices & paths.
Unsigned Integer vs Signed Integer for Raster Data
Unsigned integer rasters are non-negative numbers. Signed integers can store negative values. IMG, TIFF & GRID formats are acceptable for signed integer
ArcGIS Shapefile Files Types & Extensions
ArcGIS shapefile files are composed of mandatory files (SHP, SHX and DBF) and optional files (PRJ, XML, SBN and SBX). This article lists their functions.