Accession Number:

AD0285794

Title:

FOURIER-TRANSFORM METHODS FOR PATTERN RECOGNITION

Descriptive Note:

Corporate Author:

AIR FORCE CAMBRIDGE RESEARCH LABS L G HANSCOM FIELD MASS

Personal Author(s):

Report Date:

1962-07-01

Pagination or Media Count:

1.0

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

Subject Categories:

Distribution Statement:

APPROVED FOR PUBLIC RELEASE