Enhancement Techniques for Local Content Preservation and Contrast Improvement in Images
نویسندگان
چکیده
منابع مشابه
Enhancement Techniques for Local Content Preservation and Contrast Improvement in Images
There are several images that do not have uniform brightness which pose a challenging problem for image enhancement systems. As histogram equalization has been successfully used to correct for uniform brightness problems, a histogram equalization method that utilizes human visual system based thresholding(human vision thresholding) as well as logarithmic processing techniques were introduced la...
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Histogram Equalization technique is one of the basic methods in image contrast enhancement. Using this method, in the case of images with uniform gray levels (with narrow histogram), causes loss of image detail and the natural look of the image. To overcome this problem and to have a better image contrast enhancement, a new two-step method was proposed. In the first step, the image histogram is...
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There are several images that do not have uniform brightness which pose a challenging problem for image enhancement systems. As histogram equalization has been successfully used to correct for uniform brightness problems, a histogram equalization method that utilizes human visual system based thresholding(human vision thresholding) as well as logarithmic processing techniques were introduced la...
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ژورنال
عنوان ژورنال: The International journal of Multimedia & Its Applications
سال: 2012
ISSN: 0975-5934
DOI: 10.5121/ijma.2012.4108