RETRIEVING DEVICE FOR COMPOUND NOUN INPUTTED BY VOICE, RETRIEVING METHOD AND DATABASE

摘要

PROBLEM TO BE SOLVED: To efficiently retrieve a retrieving word inputted in voice by a user in a short time when compound nouns of the number exceeding the retrieving word number processable in interaction processing real time are registered in a retrieving database, and compound nouns of existing in large numbers on mutually closely resembling candidates are registered in the retrieving database. SOLUTION: The compound nouns inputted in voice by the user are retrieved by using a database having the retrieving database for registering the compound nouns as retrieving words, and dividing and registering the retrieving words into and as respective single nouns, and a retrieval assisting database for registering the single nouns for constituting the whole retrieving words registered in the retrieving database in high order of a frequency, and forming a plurality of single noun assembling groups by dividing a plurality of single nouns registered in this high order of the frequency with every prescribed number in high order of the frequency.