Enhancements

Table of Contents:

Basic Concepts
- Color Enhancements
- Grayscale Enhancements
Creating Color Enhancements
Changing Grayscale Contrast
- Creating Image Contrast Stretching
- Creating and Applying Image Data Stretching

Enhancements

Enhancements are used to improve image contrast and produce colored imagery. This allows you to emphasize the image features you are analyzing. For example, you can enhance thunderstorm cloud tops, low clouds, or fog.

This lesson describes how to:

create color enhancements
change grayscale contrast

The following commands are used in this lesson.

Command	Function

BAR	draws a grayscale bar on a frame containing an image
EB	black and white contrast stretching
EU	enhancement utility
IMGDISP	displays image data
SU	image data stretching utility

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