An Adaptive Color Transient Improvement Algorithm.

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Bibliographic Details
Title: An Adaptive Color Transient Improvement Algorithm.
Authors: Lin, Peng1 plin@sisa.samsung.com, Kim, Yeong-Taeg1 yeongkim@sisa.samsung.com
Source: IEEE Transactions on Consumer Electronics. Nov2003, Vol. 49 Issue 4, p1326-1329. 4p.
Subjects: Television broadcasting, PAL (Computer program language), Signal processing, Video compression standards, Image quality of television cameras, Carrier control systems, Algorithms
Abstract: In color TV broadcasting standards, such as NTSC and PAL, the limited bandwidth of the chrominance signals produces relative/v slow chrominance transitions, causing smeared color edges in the received images. In this paper, we present an adaptive color transient improvement algorithm for enhancing color edge transition of images. By using a local image feature dependent gain control function to adaptively control the enhancement of the color transient, the proposed algorithm produces steeper natural color edge transitions anti prevents the overshoot effects and the amplification of the noise. [ABSTRACT FROM AUTHOR]
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Database: Engineering Source
Description
Abstract:In color TV broadcasting standards, such as NTSC and PAL, the limited bandwidth of the chrominance signals produces relative/v slow chrominance transitions, causing smeared color edges in the received images. In this paper, we present an adaptive color transient improvement algorithm for enhancing color edge transition of images. By using a local image feature dependent gain control function to adaptively control the enhancement of the color transient, the proposed algorithm produces steeper natural color edge transitions anti prevents the overshoot effects and the amplification of the noise. [ABSTRACT FROM AUTHOR]
ISSN:00983063
DOI:10.1109/TCE.2003.1261236