Patent ID: 11947580
Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A book search apparatus comprising:
a book search database storage unit storing a book search database in which at least information identifying a book and information regarding a frequency of a proximity number for a mora character notation pair appearing in forward order in the book are associated with each other;
a display unit configured to display a book search screen including a correctly pronounced phrase input region for inputting a string of mora character notations representing a correct pronunciation of a phrase in which metathesis has occurred and an incorrectly pronounced phrase input region for inputting a string of mora character notations representing an incorrect pronunciation of the phrase;
a subject pronunciation designation unit configured to determine, as search conditions, two mora character notations whose appearance positions are swapped in a correctly pronounced phrase mora character notation string which is the string of mora character notations input into the correctly pronounced phrase input region and an incorrectly pronounced phrase mora character notation string which is the string of mora character notations input into the incorrectly pronounced phrase input region, and a proximity number of the two mora character notations whose appearance positions are swapped in the correctly pronounced phrase mora character notation string and the incorrectly pronounced phrase mora character notation string; and
a subject book information generation unit configured to generate, from the book search database, search results including information regarding books in which the mora character notation of the two mora character notations included in the search conditions appearing early in the correctly pronounced phrase mora character notation string and the mora character notation of the two mora character notations included in the search conditions appearing later in the correctly pronounced phrase mora character notation string appear in forward order within a vicinity of the proximity number included in the search conditions.