Block selection of table features
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United States of America Patent
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-
Mar 23, 2004
Grant Date -
Aug 8, 2002
app pub date -
Dec 30, 1998
filing date -
Dec 30, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method for identifying a table image in a document image includes identifying a frame image in the document image, identifying white areas within the frame image, identifying broken lines within the frame image, calculating horizontal and vertical grid lines based on the identified white areas and the identified broken lines, and determining whether the frame is a table image based on the calculated horizontal and vertical grid lines.
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