发明名称 |
METHOD, PROGRAM AND APPARATUS FOR DISCRIMINATING IMPORTANT LANGUAGE, DOCUMENT RETRIEVAL APPARATUS AND KEY WORD EXTRACTION APPARATUS |
摘要 |
PROBLEM TO BE SOLVED: To accurately discriminate an important language with a retrieval intention of a user sufficiently reflected thereto by assuming that a retrieval word used for a short retrieval condition and considered to be absolutely necessary for retrieval by the user is important even for a long retrieval condition. SOLUTION: A method for discriminating an important language comprises a retrieval condition receiving step of receiving a retrieval condition input by the user (step S401); a retrieval word candidate extracting step of extracting a retrieval word candidate from the retrieval condition received in the receiving step (step S402); and a word importance degree calculation step of calculating the importance degree of the retrieval word candidate extracted in the extracting step (step S404, step S406). COPYRIGHT: (C)2005,JPO&NCIPI
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申请公布号 |
JP2005234688(A) |
申请公布日期 |
2005.09.02 |
申请号 |
JP20040040181 |
申请日期 |
2004.02.17 |
申请人 |
RICOH CO LTD |
发明人 |
MANO HIROKO |
分类号 |
G06F17/30;(IPC1-7):G06F17/30 |
主分类号 |
G06F17/30 |
代理机构 |
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