JP7464193B2 - 類似度導出システムおよび類似度導出方法 - Google Patents

類似度導出システムおよび類似度導出方法 Download PDF

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JP7464193B2
JP7464193B2 JP2023520672A JP2023520672A JP7464193B2 JP 7464193 B2 JP7464193 B2 JP 7464193B2 JP 2023520672 A JP2023520672 A JP 2023520672A JP 2023520672 A JP2023520672 A JP 2023520672A JP 7464193 B2 JP7464193 B2 JP 7464193B2
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hash value
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JPWO2022239174A5 (https=
JPWO2022239174A1 (https=
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善之 大野
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NEC Corp
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NEC Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • 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
    • G06F16/31—Indexing; Data structures therefor; Storage structures

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
JP2023520672A 2021-05-13 2021-05-13 類似度導出システムおよび類似度導出方法 Active JP7464193B2 (ja)

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PCT/JP2021/018169 WO2022239174A1 (ja) 2021-05-13 2021-05-13 類似度導出システムおよび類似度導出方法

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JPWO2022239174A1 JPWO2022239174A1 (https=) 2022-11-17
JPWO2022239174A5 JPWO2022239174A5 (https=) 2023-12-08
JP7464193B2 true JP7464193B2 (ja) 2024-04-09

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US (1) US12413413B2 (https=)
JP (1) JP7464193B2 (https=)
WO (1) WO2022239174A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170078286A1 (en) 2015-09-16 2017-03-16 RiskIQ, Inc. Using hash signatures of dom objects to identify website similarity
US20170161375A1 (en) 2015-12-07 2017-06-08 Adlib Publishing Systems Inc. Clustering documents based on textual content
US20170322930A1 (en) 2016-05-07 2017-11-09 Jacob Michael Drew Document based query and information retrieval systems and methods
US20180095941A1 (en) 2016-09-30 2018-04-05 Quantum Metric, LLC Techniques for view capture and storage for mobile applications
US20180181609A1 (en) 2016-12-28 2018-06-28 Google Inc. System for De-Duplicating Job Postings
WO2021038887A1 (ja) 2019-08-30 2021-03-04 富士通株式会社 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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10579661B2 (en) * 2013-05-20 2020-03-03 Southern Methodist University System and method for machine learning and classifying data
US11120052B1 (en) * 2018-06-28 2021-09-14 Amazon Technologies, Inc. Dynamic distributed data clustering using multi-level hash trees
JP7032650B2 (ja) 2018-06-28 2022-03-09 富士通株式会社 類似テキスト検索方法、類似テキスト検索装置および類似テキスト検索プログラム

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170078286A1 (en) 2015-09-16 2017-03-16 RiskIQ, Inc. Using hash signatures of dom objects to identify website similarity
US20170161375A1 (en) 2015-12-07 2017-06-08 Adlib Publishing Systems Inc. Clustering documents based on textual content
US20170322930A1 (en) 2016-05-07 2017-11-09 Jacob Michael Drew Document based query and information retrieval systems and methods
US20180095941A1 (en) 2016-09-30 2018-04-05 Quantum Metric, LLC Techniques for view capture and storage for mobile applications
US20180181609A1 (en) 2016-12-28 2018-06-28 Google Inc. System for De-Duplicating Job Postings
WO2021038887A1 (ja) 2019-08-30 2021-03-04 富士通株式会社 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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WO2022239174A1 (ja) 2022-11-17
US20240214211A1 (en) 2024-06-27
US12413413B2 (en) 2025-09-09
JPWO2022239174A1 (https=) 2022-11-17

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