A FRAMEWORK FOR IMAGE QUALITY MODELS

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作者
ENGELDRUM, PG
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TB8 [摄影技术];
学科分类号
0804 ;
摘要
Nonlinear image quality models using percepts such as graininess and sharpness as predictors are reviewed. A formalism, the generalized weighted mean hypothesis (GWMH), is suggested as a framework for image quality modeling. This framework is used to develop an image quality model for color ''business'' graphics having a prediction error of 2.0 on a 0-to-100 quality scale. Comparison of the GWMH with previous image quality models suggests that it predicts certain model properties.
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页码:312 / 318
页数:7
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