Gradient Magnitude as an Aid in Color Pixel Classification

Abstract

When pixels in a black-and-white image are classified by thresholding their gray levels, gradient magnitude information can be used in various ways as an aid in thresholds selection. This note deals with the use of color gradient magnitude as an aid in classifying pixels based on their colors or spectral signatures.

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Document Details

Document Type
Technical Report
Publication Date
Jun 01, 1980
Accession Number
ADA091995

Entities

People

  • Alan Broder
  • Azriel Rosenfeld

Organizations

  • University of Maryland

Tags

Communities of Interest

  • Human Systems

DTIC Thesaurus Topics

  • Change Detection
  • Computer Science
  • Computer Vision
  • Computers
  • Detection
  • Detectors
  • Histograms
  • Maryland
  • New Zealand
  • Two Dimensional
  • Universities

Fields of Study

  • Physics

Readers

  • Computer Vision.