[1]
Nokel, M. and Loukachevitch, N. 2015. Topic models: adding bigrams and taking account of the similarity between unigrams and bigrams. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie). 16, 44 (Apr. 2015), 215–234. DOI:https://doi.org/10.26089/NumMet.v16r222.