| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image compression apparatus and an image compression method attaining high-speed image compression processing by a dictionary system. Ž<P>SOLUTION: The image compression apparatus has an analysis section 12 analyzing an input image and outputting object layout information and page attribute information; a segmenting section 13 segmenting the image based on the object layout information and outputting a component image ; a dictionary section for selecting an image dictionary corresponding to the page attribute information out of existing image dictionaries, comparing the selected image dictionary with the component image to determine the corresponding image dictionary, and outputting the determined image dictionary and a dictionary index; and an encoding section 15 encoding the image dictionary and the dictionary index. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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