HELP ARTICLES

Help Articles are product support tips and information straight from the Exelis VIS Technical Support team developed to help you use our products to their fullest potential.

Landsat-8 FLAASH processing results in empty SWIR bands in ENVI 5.1

Landsat-8 FLAASH processing results in empty SWIR bands in ENVI 5.1

9/15/2014

ENVI's MODTRAN-based atmospheric correction tool, FLAASH, is used to convert radiance data to at-surface reflectance.  For multispectral dataset processing, a spectral response file (filter function) is required as part of the correction model.  Spectral response files (filter functions) define the spectral sensitivity of each ... more »

Techniques for improving IDL code

Techniques for improving IDL code

9/5/2014

Topic This article describes techniques that can be used to improve the performance of IDL programs. (NOTE: Most of the text in this article was taken from Mark Piper's "Scientific Programming with IDL" manual) Discussion Some techniques to improve the speed and memory usage of IDL programs is shown below: 1) Vectorization Vectorization is ... more »

IDL 7.1. 7.0; ENVI 4.7, 4.6; and EX 1.0 Platform and Feature Support

IDL 7.1. 7.0; ENVI 4.7, 4.6; and EX 1.0 Platform and Feature Support

9/5/2014

  Platform Support for IDL 7.1, ENVI 4.7, and ENVI EX 1.0   Platform Vendor Hardware Operating System Supported Versions a Windows Microsoft Intel/AMD x86 32bit and ... more »

IDL 8.0 and ENVI 4.8 Platform and Feature Support

IDL 8.0 and ENVI 4.8 Platform and Feature Support

9/5/2014

Platform Support for IDL 8.0 and ENVI 4.8 Platform Vendor Hardware Operating System Supported Versions a Windows Microsoft Intel/AMD x86 32- and 64-bit Windows XP SP2, ... more »

Exelis VIS Technical Support - Supported Versions

Exelis VIS Technical Support - Supported Versions

9/2/2014

Exelis VIS Technical Support Supported Software Versions In general, we strive to support the current version of our products and two versions back or two years back whichever is longer. These guidelines assume that customers requesting support or assistance are current on maintenance (maintenance for the product and the license is not ... more »

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FEATURED HELP ARTICLE

The Exelis VIS Extensions Library

5/7/2014

The Extensions Library is now available on the Exelis VIS website The Extensions library gives you ... more »

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