Measuring instant emotions based on facial expressions during computer-based assessment

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@article{Terzis2011MeasuringIE, title={Measuring instant emotions based on facial expressions during computer-based assessment}, author={Vasileios Terzis and Christos N. Moridis and Anastasios A. Economides}, journal={Personal and Ubiquitous Computing}, year={2011}, volume={17}, pages={43-52} }