JP7193000B2 - 類似文書検索方法、類似文書検索プログラム、類似文書検索装置、索引情報作成方法、索引情報作成プログラムおよび索引情報作成装置 - Google Patents

類似文書検索方法、類似文書検索プログラム、類似文書検索装置、索引情報作成方法、索引情報作成プログラムおよび索引情報作成装置 Download PDF

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JP7193000B2
JP7193000B2 JP2021541969A JP2021541969A JP7193000B2 JP 7193000 B2 JP7193000 B2 JP 7193000B2 JP 2021541969 A JP2021541969 A JP 2021541969A JP 2021541969 A JP2021541969 A JP 2021541969A JP 7193000 B2 JP7193000 B2 JP 7193000B2
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JPWO2021038887A1 (https=
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謙介 馬場
智哉 野呂
茂紀 福田
清司 大倉
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Fujitsu Ltd
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
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    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/31—Indexing; Data structures therefor; Storage structures
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/38—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/383—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/93—Document management systems

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JP2021541969A 2019-08-30 2019-08-30 類似文書検索方法、類似文書検索プログラム、類似文書検索装置、索引情報作成方法、索引情報作成プログラムおよび索引情報作成装置 Active JP7193000B2 (ja)

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PCT/JP2019/034306 WO2021038887A1 (ja) 2019-08-30 2019-08-30 類似文書検索方法、類似文書検索プログラム、類似文書検索装置、索引情報作成方法、索引情報作成プログラムおよび索引情報作成装置

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JP7193000B2 true JP7193000B2 (ja) 2022-12-20

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US12413413B2 (en) 2021-05-13 2025-09-09 Nec Corporation Similarity degree derivation system and similarity degree derivation method
JP2024063280A (ja) * 2022-10-26 2024-05-13 株式会社LegalOn Technologies 情報処理方法、情報処理プログラム、情報処理システム、
CN116302074B (zh) * 2023-05-12 2023-07-28 卓望数码技术（深圳）有限公司 第三方组件识别方法、装置、设备及存储介质

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010267108A (ja) 2009-05-15 2010-11-25 Nippon Telegr & Teleph Corp <Ntt> 類似文書を検出するための文書署名生成装置、文書署名生成方法、文書署名生成プログラム
US20110087669A1 (en) 2009-10-09 2011-04-14 Stratify, Inc. Composite locality sensitive hash based processing of documents
JP2015201042A (ja) 2014-04-08 2015-11-12 日本電信電話株式会社 ハッシュ関数生成方法、ハッシュ値生成方法、装置、及びプログラム
CN106156154A (zh) 2015-04-14 2016-11-23 阿里巴巴集团控股有限公司 相似文本的检索方法及其装置
CN107784110A (zh) 2017-11-03 2018-03-09 北京锐安科技有限公司 一种索引建立方法及装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010267108A (ja) 2009-05-15 2010-11-25 Nippon Telegr & Teleph Corp <Ntt> 類似文書を検出するための文書署名生成装置、文書署名生成方法、文書署名生成プログラム
US20110087669A1 (en) 2009-10-09 2011-04-14 Stratify, Inc. Composite locality sensitive hash based processing of documents
JP2015201042A (ja) 2014-04-08 2015-11-12 日本電信電話株式会社 ハッシュ関数生成方法、ハッシュ値生成方法、装置、及びプログラム
CN106156154A (zh) 2015-04-14 2016-11-23 阿里巴巴集团控股有限公司 相似文本的检索方法及其装置
CN107784110A (zh) 2017-11-03 2018-03-09 北京锐安科技有限公司 一种索引建立方法及装置

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