| 摘要 |
<P>PROBLEM TO BE SOLVED: To identify a signer in a document whose writer is unknown (questioned document). <P>SOLUTION: The equivalent characters in a document whose writer is unknown (questioned document) and a document whose writer is known (reference document) are analyzed to check if the documents are written by the same writer, using pattern matching and quantitative values based on topology and statistics. <P>COPYRIGHT: (C)2012,JPO&INPIT |
