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- W2046189887 abstract "Image decolorization is a fundamental problem for many real-world applications, including monochrome printing and photograph rendering. In this paper, we propose a new color-to-gray conversion method that is based on a region-based saliency model. First, we construct a parametric color-to-gray mapping function based on global color information as well as local contrast. Second, we propose a region-based saliency model that computes visual contrast among pixel regions. Third, we minimize the salience difference between the original color image and the output grayscale image in order to preserve contrast discrimination. To evaluate the performance of the proposed method in preserving contrast in complex scenarios, we have constructed a new decolorization data set with 22 images, each of which contains abundant colors and patterns. Extensive experimental evaluations on the existing and the new data sets show that the proposed method outperforms the state-of-the-art methods quantitatively and qualitatively." @default.
- W2046189887 created "2016-06-24" @default.
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- W2046189887 date "2015-01-01" @default.
- W2046189887 modified "2023-10-17" @default.
- W2046189887 title "Saliency-Guided Color-to-Gray Conversion Using Region-Based Optimization" @default.
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- W2046189887 doi "https://doi.org/10.1109/tip.2014.2380172" @default.
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