Three experiments investigated the role of duration and intonation in the expression of emotions in natural and synthetic speech. Two sentences of an actor portraying seven emotions (neutral, joy, boredom, anger, sadness, fear, indignation) were acoustically analyzed. By copying pitch and duration of the original utterances to a monotonous one, it could be… (More)
This overview presents the User-System Interaction Technology (USIT) group of Philips Research. We discuss the department's origin, mission and strategy, its core capabilities and two sample projects that illustrate research objectives for the mid- and long-term, respectively.