Embodiments described herein enable the correlation between a media instance and physiological responses of human subjects to the media instance. While the subject is watching and/or listening to the media instance, physiological responses are derived from the physiological data collected from the subject. Additionally, audio and/or video signals of the media instance are collected. Program-identifying information is detected in the collected signals to identify the exact segment of the media instance that the subject is listening to and/or watching. The identified segment of the media instance is then correlated with the one or more physiological responses of the subject.
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