Recording medium recording a speech summarizing apparatus and the audio summarizing program

PROBLEM TO BE SOLVED: To provide a voice summary device that a summary is made for the topics included in conversation and a user comprehends and uses the contents of the conversation in a short time by recognizing portions of the voices extracted from the conversation and generating a summary description. SOLUTION: The device is provided with a feature extracting section 2 which converts voice signals taken in from a voice inputting section 1 to feature parameters, a phoneme piece recognizing section 3 which recognizes the parameters as a phoneme piece symbol system train, an important segment extracting section 4 which extracts an important segment reflecting the topic by the train obtained in the section 3, a topic segment detecting section 6 which detects boundaries of the topics employing an appearance distribution of important segments, a topic information generating section 8 which classifies the important segments included in topic segments in terms of meanings and generates topic information and a topic information outputting section 9 which outputs the information.