Kabushiki Kaisha Toshiba

Toshiba Digital Solutions Corporation

Yukiko Furusawa

Yuka Kobayashi

Takami Yoshida

Hisayoshi Nagae

Kenji Iwata

Tsuyoshi Kushima

Urara Iwata

A sentence search apparatus includes a processing circuit. The processing circuit: accept a character string input by a user; search a sentence collection in which a plurality of sentences as a search target is accumulated based on the accepted character string to acquire one or more search result sentences matching the accepted character string; perform sentence analysis on the search result sentence to acquire a dependency relation between words constituting the search result sentence; and determine one or more recommended words for narrowing down the search result sentence to a sentence desired by the user based on the accepted character string, the search result sentence, and the dependency relation.

Sentence search apparatus, sentence search method, and storage medium

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Shiki Saitama, Japan

Yukiko Furusawa