FOURIER-TRANSFORM METHODS FOR PATTERN RECOGNITION
Abstract
THE USE OF FOURIER TRANSFORM METHODS FOR CLASSIFYING IMAGES IS INVESTIGATED IN SOME DETAIL. IT IS CONCLUDED THAT THE AMPLITUDES OF FREQUENCY COMPONENTS OF THE WAVEFORM OF A SCANNED IMAGE OFFER A USEFUL DESCRIPTION METHOD. TOPICS INCLUDE A DISCUSSION OF THE FACTORS AFFECTING CLASSIFICATION, METHODS FOR REPRESENTING PATTERNS, COMPARISON OF RELATIVE COMPLEXITIES OF THE TIME AND FREQUENCY REPRESENTATIONS, DEFINITION OF WELL-CONSTRUCTED OF INTERESTING PATTERNS, EFFECTS OF VARYING SCANNING MODES, SEPARABILITY OF PATTERNS REPRESENTED BY THE POWER DENSITY SPECTRUM, AND DESIGN OF A CONCEPTUAL IMAGE CLASSIFICATION SYSTEM
Document Details
- Document Type
- Technical Report
- Publication Date
- Jul 01, 1962
- Accession Number
- AD0285794
Entities
People
- C.m. Jones
- J.f. Kellaher
Organizations
- Air Force Cambridge Research Laboratories