3. A music score reading method according to claim 1 wherein said notation estimating step estimates the drum notation based on information obtained by a sign recognizing function and including at least a staff position of a drum head, a kind of a drum head, a hi-hat open sign relating to a drum note, a hi-hat close sign relating to a drum note, an accent sign relating to a drum note, a stem of a drum note, a flag of a drum note, a character string for designation of a drum tone of a note, a tone length determined by the flag of the drum note, and another tone length determined by a head kind based on existence of the tone length of the drum note derived by said flag.
1. A music score reading method comprising: recognizing all signs and notes of a music score, in a sian recognizing step; estimating a drum notation in a drum part of the music score based on information obtained by said recognizing step, in a notation estimating step; and allocating actual tone generating musical instruments to the recognized signs of the drum part according to the drum notation estimated by said notation estimating step, in a musical instrument allocating step, such that the music score is converted into a readable music score data format.