Journal ArticleDOI
Wirephoto quality improvement by unsharp masking
TLDR
A simple technique for improving, in real time, the quality of wirephoto pictures is presented and can be incorporated in conventional wirephoto transmitters with very little cost.About:
This article is published in Pattern Recognition.The article was published on 1970-05-01. It has received 73 citations till now. The article focuses on the topics: Unsharp masking & Quality management.read more
Citations
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Book
Image Processing: The Fundamentals
TL;DR: This book introduces the mathematical foundations of image processing in the context of specific applications in the four main themes: image enhancement, image compression, image restoration, and preparation of an image for automatic vision.
Journal ArticleDOI
The role of human visual models in image processing
TL;DR: Three areas in which human vision models have been successfully applied are image bandwidth compression, image quality assessment, and image enhancement; results from these areas are summarized and some example results are given.
Journal ArticleDOI
Image processing by digital computer
Journal ArticleDOI
Digital image enhancement: A survey
TL;DR: These techniques are surveyed, the underlying concepts briefly described, and their merits discussed to help investigators in their selection of enhancement techniques suitable to their needs.
Journal ArticleDOI
Image sharpening by morphological filtering
TL;DR: In this article, a class of iterative morphological image operators with applications to sharpen digitized gray-scale images was introduced, and the underlying partial differential equation that governs this class of image operators was introduced.