GIS Dictionary

In the IHS (intensity, hue, saturation) color model, the relative brightness of a color.

[data conversion] A manual process for converting raster data into vector features that involves tracing raster cells.

[data sharing] A file format that allows the easy exchange of data between different software programs.

[remote sensing] A radar image that records interference patterns captured by two antennae a short distance apart.

[ESRI software] One of two weights that allow control of how labels are placed relative to polygon features in ArcMap.

[modeling] Any data in a process that did not exist before the process existed and that will not be maintained

[coordinate systems] An imaginary line, generally following the meridian of longitude lying 180 degrees east and west of the Greenwich

[organizational issues] The process of creating software that can be adapted to the requirements of different languages and cultures without

The global network of computers that communicate through common protocols, such as TCP/IP.

[interoperability] The capability of components or systems to exchange data with other components or systems, or to perform in multiple

1 [mathematics] The estimation of surface values at unsampled points based on known surface values of surrounding points. Interpolation can