1. Cambria, E.: Affective computing and sentiment analysis. IEEE Intel. Syst. 31(2), 102–107 (2016)
2. Ren, F.: From cloud computing to language engineering affective computing and advanced intelligence. Int. J. Adv. Intel. 2(1), 1–14 (2010)
3. Calvo, R.A., D’Mello, S., Gratch, J., Kappas, A. (eds.): The Oxford Handbook of Affective Computing. Oxford Library of Psychology, New York (2015)
4. Köhler, W.: Gestalt Psychology. Liveright Publishing Corporation, NewYork (1929)
5. Sapir, E.: A study of phonetic symbolism. J. Exp. Psychol. 12, 225–239 (1929).
https://doi.org/10.1037/h0070931