EXTRACTING KEYWORDS FROM MULTILINGUAL ALPHABETIC AND GLYPH SCRIPTS IN AN ELECTRONIC PROGRAMMING GUIDE

Patent №

US 7,577,972

Granted

2009-08-18

Filed 2005

Owner

SONY CORPORATION

Lab

AI components

1

nlp

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

10523332

An automatic keyword extraction apparatus includes a first extraction unit operable to extract a first keyword from title character string information of contents using a first keyword dictionary in which a character string designating a sub-genre is registered; and a second extraction unit operable to extract a second keyword from detailed character string information of the contents using a second keyword dictionary in which names of persons are registered, the extraction of the second keyword being performed utilizing a character type separation method. In this manner, it is possible for a user to extract a keyword for searching contents automatically, efficiently and accurately from the title character string information and detailed character string information of the contents such as EPG information even in home electric appliances in which the throughput capacity or the memory capacity of the CPU is not so large.

Natural languageH04H 60/48G06F 16/5846H04H 60/56H04N 21/47H04N 21/4828H04N 21/8405

AI classification

Natural language1.00
Machine learning0.07
Knowledge representation0.06
Vision0.04
Speech0.00
Evolutionary computation0.00
AI hardware0.00
Planning0.00

Ownership

SONY CORPORATION

assignment · 165770769

Assignors

KIMURA, HITOSHI, OHNUMA, KENSUKE, ICHIOKA, HIDETOSHI

On an employer assignment, the assignors are typically the inventors.

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