Title:
検索システム及び検索システムの動作方法
Document Type and Number:
Japanese Patent JP7240662
Kind Code:
B2
Abstract:
The present invention is an apparatus for creating an index for conducting a search on a database based on a resource including a text sentence. The apparatus comprises: a dictionary that includes a plurality of phrases associated with each other for each specific concept; an input interface unit that receives an input of the resource; a text processing unit that performs processing for extracting a plurality of words, as tokens, from the text sentence in the received resource; a directed graph generation unit that generates a directed graph representing a connection relationship between the extracted plurality of tokens in accordance with the text sentence; a directed graph search unit that conducts a search on the directed graph based on a search-target-phrase and that, if the search-target-phrase is found in the dictionary, locates a location in the directed graph where the search-target-phrase appeared; and an index creation unit that creates an index indicating association with the resource based on the plurality of tokens in the directed graph.
Inventors:
Kunihiro Nishimura
Takashi Aoki
Toshiki Takeuchi
Koichi Akabe
Takashi Aoki
Toshiki Takeuchi
Koichi Akabe
Application Number:
JP2018166457A
Publication Date:
March 16, 2023
Filing Date:
September 05, 2018
Export Citation:
Assignee:
Tenku Co., Ltd.
International Classes:
G06F16/31; G06F16/28; G06F16/338; G06F16/93
Domestic Patent References:
| JP2004295301A | ||||
| JP2008537225A |
Foreign References:
| US20160203130 | ||||
| WO2010106642A1 |
Attorney, Agent or Firm:
Hideaki Shiotani