| Going beyond what is visible: What multichannel data can reveal about interaction in the context of collaborative learning? J Malmberg, S Järvelä, J Holappa, E Haataja, X Huang, A Siipo Computers in Human Behavior 96, 235-245, 2019 | 33 | 2019 |
| An optimized illumination normalization method for face recognition J Holappa, T Ahonen, M Pietikainen 2008 IEEE Second International Conference on Biometrics: Theory …, 2008 | 27 | 2008 |
| Omeg: Oulu multi-pose eye gaze dataset Q He, X Hong, X Chai, J Holappa, G Zhao, X Chen, M Pietikäinen Scandinavian Conference on Image Analysis, 418-427, 2015 | 21 | 2015 |
| OUHANDS database for hand detection and pose recognition M Matilainen, P Sangi, J Holappa, O Silvén 2016 Sixth International Conference on Image Processing Theory, Tools and …, 2016 | 10 | 2016 |
| Minotaurus: A system for affective human–robot interaction in smart environments J Röning, J Holappa, V Kellokumpu, A Tikanmäki, M Pietikäinen Cognitive Computation 6 (4), 940-953, 2014 | 10 | 2014 |
| MORE–a multimodal observation and analysis system for social interaction research A Keskinarkaus, S Huttunen, A Siipo, J Holappa, M Laszlo, I Juuso, ... Multimedia Tools and Applications 75 (11), 6321-6345, 2016 | 7 | 2016 |
| Fast and accurate multi-view reconstruction by multi-stage prioritised matching M Ylimäki, J Kannala, J Holappa, SS Brandt, J Heikkilä IET Computer Vision 9 (4), 576-587, 2015 | 7 | 2015 |
| On the robustness of audiovisual liveness detection to visual speech animation J Komulainen, I Anina, J Holappa, E Boutellaa, A Hadid 2016 IEEE 8th International Conference on Biometrics Theory, Applications …, 2016 | 5 | 2016 |
| Robust and accurate multi-view reconstruction by prioritized matching M Ylimäki, J Kannala, J Holappa, J Heikkilä, SS Brandt Proceedings of the 21st International Conference on Pattern Recognition …, 2012 | 5 | 2012 |
| Data-driven techniques for smoothing histograms of local binary patterns J Ylioinas, N Poh, J Holappa, M Pietikäinen Pattern Recognition 60, 734-747, 2016 | 4 | 2016 |
| Face detection and recognition for smart glasses CA Casado, MB López, J Holappa, M Pietikaïnen 2015 International Symposium on Consumer Electronics (ISCE), 1-2, 2015 | 3 | 2015 |
| Martians from outer space: experimenting with location-aware cooperative multiplayer gaming on public displays J Holappa, T Heikkinen, E Roininen Proceedings of the 12th International Conference on Mobile and Ubiquitous …, 2013 | 1 | 2013 |
