Patent ID: 7231389

Claim:
A music search device for searching for a tune using an impression quantity obtained by quantifying a listener's impression of such a tune, said device comprising: a tune data storage section for storing at least data of a plurality of tunes and a characteristic quantity for each tune obtained by quantifying characteristics of each tune; a reference table storage section for storing a reference table containing a previously obtained set of a characteristic quantity and an impression quantity for each of a plurality of sample tunes; an adjustment table storage section for storing an adjustment table containing a set of a characteristic quantity and an impression quantity for a tune stored in said tune data storage section; a mapping function storage section for storing a mapping function derived based on the reference table and the adjustment table; an adjustment receiving section for receiving an input from a user specifying an impression quantity for a tune stored in said tune data storage section as a mapping function adjustment input; an updating section for, when the mapping function adjustment input is received by said adjustment receiving section, adding to the adjustment table a set of a received impression quantity and a characteristic quantity of a tune associated with the received impression quantity, and updating the mapping function based on the adjustment table, to which the set of the impression quantity and the characteristic quantity has been added, and the reference table; and a search section for receiving an input from the user specifying an impression quantity as a tune data search instruction to search for tune data stored in said tune data storage section by using the received impression quantity and the mapping function updated by said updating section.