Fast Unitary Transforms - Benefits and Restrictions.

Abstract

The basic facts about Walsh functions are presented, a number of applications are indicated, and their properties in orthogonal expansions are discussed. Fast discrete Walsh transforms is one and higher dimensional cases are described, and the attendent advantages and disadvantages in their use in Fourier expansions are pointed out. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Apr 01, 1980
Accession Number
ADA104044

Entities

People

  • C. Steele
  • P. Tsipouras
  • T. Costello

Tags

Communities of Interest

  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Abstracts
  • Air Force
  • Algorithms
  • Amplitude
  • Amplitude Modulation
  • Arithmetic Units
  • Bandpass Filters
  • Classification
  • Filters
  • Fourier Analysis
  • Frequency
  • Image Processing
  • Low Pass Filters
  • Modulation
  • Step Functions
  • Two Dimensional
  • Walsh Functions

Readers

  • Approximation Theory.
  • Systems Analysis and Design