Title:
QUESTION WORD WEIGHT CALCULATION APPARATUS, QUESTION ANSWER RETRIEVAL APPARATUS, QUESTION WORD WEIGHT CALCULATION METHOD, QUESTION ANSWER RETRIEVAL METHOD, PROGRAM AND RECORD MEDIUM
Document Type and Number:
Japanese Patent JP2019008367
Kind Code:
A
Abstract:
To reduce an influence of unnecessary words in an answer included in a question text of FAQ and perform FAQ retrieval with high accuracy even for unprotected FAQ.SOLUTION: A question word weight calculation apparatus 10 includes: a word weight calculation unit 14 for calculating a weight value indicating an importance in an answer of each word extracted from a question text using a plurality of words extracted from an answer text with respect to each pair of text pair groups by taking as input a text pair group composed of a pair of the question text and the answer text with respect to the question text; and an output unit 15 for outputting a question word weight table 16 for storing a weight value of each of the words calculated for the pair by the word weight calculation unit 14 for each of the pairs.SELECTED DRAWING: Figure 1
Inventors:
NOMOTO NARICHIKA
ASANO HISAKO
MATSUO YOSHIHIRO
ASANO HISAKO
MATSUO YOSHIHIRO
Application Number:
JP2017120725A
Publication Date:
January 17, 2019
Filing Date:
June 20, 2017
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE
International Classes:
G06F16/90; G06F16/00; G06F16/30
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office