Jan van Herk

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To improve human-computer interaction (HCI), computers need to recognize and respond properly to their user’s emotional state. This is a fundamental application of affective computing, which relates to, arises from, or deliberately influences emotion. As a first step to a system that recognizes emotions of individual users, this research focuses on how(More)
To improve human-computer interaction (HCI), computers need to recognize and respond properly to their user’s emotional state. This is a fundamental application of affective computing, which relates to, arises from, or deliberately influences emotion. As a first step to a system that recognizes emotions of individual users, this research focuses on how(More)
In this paper we explore how we can use technology to help people to stay motivated to do home fitnessing. Two experiments with a total of 48 participants were performed, both deploying a virtual reality in a bicycling task, one focusing of effects of immersion, the other on the intrinsic impact of movement. From the results it becomes apparent that user(More)
To improve human-computer interaction, computers need to recognize and respond properly to their users’ emotional state. As a first step to such systems, we investigated how emotional experiences are expressed in various statistical parameters of facial EMG signals. 22 Subjects were presented with 8 emotional film fragments while a TMS Portilab system was(More)
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