Kostas Karpouzis

The effect of challenge-based gamification on learning: An experiment in the context of statistics education

Nikoletta-Zampeta Legaki, Nannan Xi, Juho Hamari et al. · International Journal of Human-Computer Studies · 2020 · 309 citations · Full text

Education, Instruction, Teaching +12

Estimation of behavioral user state based on eye gaze and head pose—application in an e-learning environment

Stylianos Asteriadis, Paraskevi Tzouveli, Kostas Karpouzis et al. · Multimedia Tools and Applications · 2008 · 155 citations · Full text

Education, Computer Engineering, Computer Science +16

Modeling naturalistic affective states via facial and vocal expressions recognition

George Caridakis, Lori Malatesta, Loïc Kessous et al. · 2006 · 133 citations · Full text

Computing, Computer Science, Computer Vision +16

Parameterized Facial Expression Synthesis Based on MPEG-4

Amaryllis Raouzaiou, Nicolas Tsapatsoulis, Kostas Karpouzis et al. · EURASIP Journal on Advances in Signal Processing · 2002 · 110 citations · Full text

Computing, Computer Science, Artificial Intelligence +15

Fusing Visual and Behavioral Cues for Modeling User Experience in Games

Noor Shaker, Stylianos Asteriadis, Georgios N. Yannakakis et al. · IEEE Transactions on Cybernetics · 2013 · 92 citations · Full text

Computing, Behavioral Sciences, Psychology +17