Accession Number : AD0778417

Title :   Some Basic Edge Detection Techniques.

Descriptive Note : Interim rept.,

Corporate Author : MARYLAND UNIV COLLEGE PARK COMPUTER SCIENCE CENTER

Personal Author(s) : Carton, E. J. ; Weszka, J. S. ; Mohr, J. M. ; Rosenfeld, A.

Report Date : DEC 1973

Pagination or Media Count : 18

Abstract : The report documents a collection of basic techniques for extracting edges of objects. Included are several varieties of gradient operations; the Laplacian; high-pass spatial frequency filtering; and gray level contouring. Examples of the results obtained using these programs are given. (Author)

Descriptors :   *IMAGE PROCESSING, *PATTERN RECOGNITION, RESOLUTION, FOURIER TRANSFORMATION, APPROXIMATION(MATHEMATICS), HIGH PASS FILTERS.

Subject Categories : Cybernetics

Distribution Statement : APPROVED FOR PUBLIC RELEASE