java-emotion-recognizer - Java emotion recognition engine. Given training data and an input image, JEmotionRec can guess the emotion being conveyed with reasonable accuracy.
J. Lee, M. Wu, C. Liu, and Y. Chuang. Proceedings of the 2nd International Conference on Biomedical Signal and Image Processing, page 13-17. New York, NY, USA, Association for Computing Machinery (ACM), (2017)