Spatial Filtering*
- 1 November 1962
- journal article
- Published by Optica Publishing Group in Journal of the Optical Society of America
- Vol. 52 (11) , 1259-1264
- https://doi.org/10.1364/josa.52.001259
Abstract
Spatial filtering of two-dimensional pictorial data as an extension of one-dimensional filter theory is applied to the problem of enhancing the detection of localized objects which are superimposed upon a noisy background.Four types of filters are derived. These are the linear, quadratic, general statistical, and decision filters. Each filter is of theKeywords
This publication has 1 reference indexed in Scilit:
- Fourier Treatment of Optical ProcessesJournal of the Optical Society of America, 1952