14. A recording medium storing a program allowing a computer to execute a signal processing operation of converting inputted speech voice data into a feature; a voice section detecting operation of detecting voice sections in the speech voice data according to a predetermined voice section criterion; a priority determining operation of selecting a voice section that includes a self-repair utterance from among the detected voice sections detected in the voice section detecting operation according to a predetermined priority criterion, without using any result of recognizing a speech vocabulary sequence; a matching operation of referring to an acoustic model storing unit in which an acoustic model obtained by modeling what kind of feature a voice tends to have is stored in advance and a vocabulary dictionary storing unit in which information of a recognition vocabulary is stored in advance and using the feature of the voice section selected in the priority determining operation and the acoustic model, thus calculating a matching score with the recognition vocabulary; and a result output operation of outputting a word sequence having the best score in the matching operation as a recognized result.
15. The recording medium according to claim 14 , wherein in the priority determining operation, the program uses as the predetermined priority criterion at least one selected from (1) a length of the detected voice section, (2) a power or an S/N ratio of the detected voice section, and (3) a chronological order of the detected voice section.