Jin Guanglei. Evaluating the Quality of a Digital Image[J]. Geomatics and Information Science of Wuhan University, 1991, 16(3): 38-46.
Citation: Jin Guanglei. Evaluating the Quality of a Digital Image[J]. Geomatics and Information Science of Wuhan University, 1991, 16(3): 38-46.

Evaluating the Quality of a Digital Image

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  • Received Date: January 08, 1990
  • Published Date: March 04, 1991
  • This paper applies information theory to analyze the objects and white noise on a digital image.Based on the spatial correlation of objects,a method is developed for estimating information content of objects and entropy of white noise.The method is used to appraise a group of different focus images and remove noise from satellitic image,which shows a good application efficiency.
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