GIS Dictionary

Definitions for GIS terms related to operations such as analysis, GIS modeling and web-based GIS, cartography, and Esri software.

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relational operator

  1. [ESRI software] In ArcGIS Spatial Analyst, an operator that evaluates specific relational conditions. If a condition is TRUE, the output is assigned a value of 1. If the condition is FALSE, the output is assigned a value of 0.
  2. [spatial analysis] An expression used to compare values associated with data: greater than, less than, maximum, minimum, contains, and so forth.