1. Bengioy, Y., Courville, A., Vincenty, P.: Representation Learning: A Review and New Perspectives, 23 April 2014. arXiv:1206.5538v3 [cs.LG]
2. Bengio, Y.: Learning deep architectures for AI. Found. TrendsR Mach. Learn. 2(1), 1–127 (2009). https://doi.org/10.1561/2200000006
3. Liu, B.: Sentiment analysis and opinion mining. Synth. Lect. Hum. Lang. Technol. 5, 1–167 (2012)
4. Turney, P.: Thumbs up or thumbs down? Semantic orientation applied to unsupervised classification of reviews. Paper Presented at the Proceedings of the 40th Annual Meeting of the Association for Computational Linguistics, Philadelphia, PA (2002)
5. Somasundaran, S., Wiebe, J.: Recognizing stances in ideological on‐line debates. In: Proceedings of the Human Language Technologies: The 2010 Annual Conference of the North American Chapter of the Association for Computational Linguistics. 2010 Workshop on Computational Approaches to Analysis and Generation of Emotion in Text (2010)