Features for retrieval and similarity matching of documents from the JPEG 2000-compressed domain
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United States of America Patent
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Mar 22, 2011
Grant Date -
May 12, 2005
app pub date -
Nov 10, 2003
filing date -
Nov 10, 2003
priority date (Note) -
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Abstract
A method and apparatus for image processing is described. In one embodiment, the method comprises accessing header data from a multi-resolution codestream of compressed data of a first document image, deriving one or more retrieval attributes from the header information, and performing image analysis between the first document image and a second document image based on the one or more retrieval attributes.
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