IP Library Granted Patent US 12,314,299
Granted Patent B2
US 12,314,299 · App. 18/584,949 · Granted May 27, 2025

Book search apparatus, book search database generation apparatus, book search method, book search database generation method, and program

Inventors: Takashi Hattori (Tokyo, JP); Tessei Kobayashi (Tokyo, JP); Sanae Fujita (Tokyo, JP)
Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
G06F16/3344G06F16/31G06F16/332
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Quick Facts
Patent No.
US 12,314,299
App. No.
18/584,949
Granted
May 27, 2025
Kind
B2
Abstract

Provided is an invention for efficiently searching for books used in training to reduce metathesis. A book search database storage unit 110 stores a book search database in which information identifying a book, information regarding a frequency of a proximity number for a mora character notation pair appearing in forward order in the book, and information regarding a frequency of a proximity number for the mora character notation pair appearing in reverse order are associated with each other. A display unit 300 displays a book search screen including a correctly pronounced phrase input region and an incorrectly pronounced phrase input region. A subject pronunciation designation unit 120 determines two mora character notations and a proximity number to use as search conditions based on an input of the correctly pronounced phrase input region and an input of the incorrectly pronounced phrase input region. A subject book information generation unit 130 generates search results including information regarding books matching the search conditions from the book search database.

Claims (9)

1. A book search database generation apparatus comprising a processor configured to execute operations comprising:

generating, using a book text database in which information identifying a book and a full text of the book are associated with each other for each of a plurality of books as input, a string of morphemes through a morphological analysis of the text for each of the plurality of books;

acquiring information regarding a frequency of a proximity number for a mora character notation pair appearing in forward order and information regarding a frequency of a proximity number for the mora character notation pair appearing in reverse order from the string of morphemes of the text; and

generating a book search database associated with information identifying a book, information regarding a frequency of a proximity number for a mora character notation pair appearing in forward order in the book, and information regarding a frequency of a proximity number for the mora character notation pair appearing in reverse order in the book for each of the plurality of books.

2. A book search database generation method comprising:

generating, using a book text database in which information identifying a book and a full text of the book are associated with each other for each of a plurality of books as input, a string of morphemes through a morphological analysis of the text for each of a plurality of books; and

acquiring information regarding a frequency of a proximity number for a mora character notation pair appearing in forward order and information regarding a frequency of a proximity number for the mora character notation pair appearing in reverse order from the string of morphemes of the text; and

generating a book search database associated with information identifying a book, information regarding a frequency of a proximity number for a mora character notation pair appearing in forward order in the book, and information regarding a frequency of a proximity number for the mora character notation pair appearing in reverse order in the book for each of the plurality of books.

3. A non-transitory tangible medium having recorded thereon a program for causing a computer to function as the book search database generation apparatus according to claim 1 .

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 20, 2024
From: HATTORI, TAKASHI; KOBAYASHI, TESSEI; FUJITA, SANAE
To: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Reel/Frame 066844/0205 →
Priority Claims (1)
JP 2019-074577 · Apr 10, 2019 · national
Continuity (2)
Continuation 17601876
Related Publication 20240193195A1 · Jun 13, 2024
References Cited (4)
US 5148367A · Saito · 1992 [cited by examiner]
US 11947580B2 · Hattori et al. · 2024 [cited by applicant]
US 20050197839A1 · Chung · 2005 [cited by examiner]
JP 2017129901A · 2017 [cited by applicant]