WORD BASE GENERATION DEVICE, METHOD AND PROGRAM, AND COMPUTER-READABLE RECORDING MEDIUM

摘要

PPROBLEM TO BE SOLVED: To derive a word of an upper concept or a lower concept of various levels, or a sibling concept of a word from the word. PSOLUTION: In this word base generation device, when a corpus is inputted, a word vector wherein a value of each component is a relative value of co-occurrence frequency between an optional word A, and a word corresponding to the component or a word semantic attribute is generated to the word A inside the corpus and is stored in a word vector storage means, a divergence distance under a certain parameter between a word vector of a word B stored in the word vector storage means and a word vector of an optional word C stored in the word vector storage means is calculated to the optional word B, and an inter-word relevance degree between the word B and the word C is calculated and is stored in an inter-word relevance degree storage means. PCOPYRIGHT: (C)2010,JPO&INPIT