发明名称 IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM
摘要 <p>An image processing apparatus includes a distance calculating unit that calculates a distance between first and second distributions, wherein the first distribution is a distribution of pixel values of pixels surrounding a focus pixel included in an image, the second distribution is a distribution of pixel values of pixels surrounding a pixel included in a window that includes the focus pixel at the center, and the second distribution is obtained for each pixel included in the window; a coefficient calculating unit that calculates, using the distance between the first and second distributions, a filter coefficient for each pixel included in the window; and a filter processing unit that calculates a correction value for the focus pixel by performing a filter process on each pixel included in the window using the filter coefficient.</p>
申请公布号 EP2462558(A4) 申请公布日期 2013.02.06
申请号 EP20100806374 申请日期 2010.07.22
申请人 RICOH COMPANY, LIMITED 发明人 HARA, TAKAYUKI
分类号 G06T5/20;G06T5/00;H04N1/409 主分类号 G06T5/20
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