6. The conversational speech analyzing system according to claim 1 , wherein speech data with a high interest level in at least one of a first speech frame and a second speech frame is selected and outputted.
1. A conversational speech analyzing system comprising: a first microphone and a second microphone, each configured to capture speech data in an area where a meeting is being held; a first sensor and a second sensor, each configured to capture sensor information in the area where the meeting is being held; and a computer connected to the first and second microphones and the first and second sensors; wherein the first microphone and the first sensor are connected to, or in proximity to, a first person, and the second microphone and the second sensor are connected to, or in proximity to, a second person; wherein the computer is configured to store first speech data captured by the first microphone, second speech data captured by the second microphone, first sensor information captured by the first sensor, and second sensor information captured by the second sensor; wherein the computer is configured to classify the first speech data captured from the first microphone as first speech frames when speech is detected, and as first nonspeech frames when speech is not detected; wherein the computer is configured to divide the second sensor information based on the first speech frames and the first nonspeech frames, and wherein the computer is configured to evaluate an interest level of the second person in the meeting by comparing characteristics of the second sensor information divided based on the first speech frames to characteristics of the second sensor information divided based on the first nonspeech frames.