1. Manning CD, Schütze H. Foundations of statistical natural language processing. Cambridge: MIT press; 1999.
2. Duda RO, Hart PE, Stork DG. Pattern classification. New York: Wiley; 2012.
3. Mikolov T, Chen K, Corrado G, Dean J. Efficient estimation of word representations in vector space. ICLR Workshop. 2013.
4. Pennington J, Socher R, Manning CD. Glove: global vectors for word representation. EMNLP; 2014.
5. Goth G. Deep or shallow, nlp is breaking out. Commun ACM 2016;59(3):13–16.