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公开(公告)号:KR1020100051505A
公开(公告)日:2010-05-17
申请号:KR1020080110703
申请日:2008-11-07
Applicant: 삼성전자주식회사 , 성균관대학교산학협력단
Abstract: PURPOSE: A no-reference image quality distortion estimation method using luminance distribution and chrominance distribution and a device thereof are provided to proceed exact image quality estimation by presuming image quality distortion considering luminance and chrominance of lost image information with quantization in encoding and decoding. CONSTITUTION: A received information input unit(110) receives image information. A decoding unit(120) decodes the image information. A luminance/chrominance distribution chart generator(130) generates luminance distribution and chrominance distribution through a luminance signal and a chrominance signal of the decoded image. An image quality evaluator(140) presumes image quality distortion of the decoded image through the luminance distribution and the chrominance distribution.
Abstract translation: 目的:提供一种使用亮度分布和色度分布的无参考图像质量失真估计方法及其装置,以通过在编码和解码中考虑利用量化的图像信息的亮度和色度假设来确定图像质量失真来进行精确的图像质量估计。 构成:接收信息输入单元(110)接收图像信息。 解码单元(120)对图像信息进行解码。 亮度/色度分布图生成器(130)通过解码图像的亮度信号和色度信号产生亮度分布和色度分布。 图像质量评估器(140)通过亮度分布和色度分布来假设解码图像的图像质量失真。
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