PolSentiLex: Sentiment Detection in Socio-political Discussions on Russian Social Media.- Automatic Detection of Hidden Communities in the Texts of Russian Social Network Corpus.- Dialog Modelling Experiments with Finnish One-to-One Chat Data.- Advances of Transformer-Based Models for News Headline Generation.- An explanation method for black-box machine learning survival models using the Chebyshev distance.- Unsupervised Neural Aspect Extraction with Related Terms.- Predicting Eurovision Song Contest Results using Sentiment Analysis.- Improving Results on Russian Sentiment Datasets.- Dataset for Automatic Summarization of Russian News.- Dataset for evaluation of mathematical reasoning abilities in Russian.- Searching Case Law Judgments by Using Other Judgments as a Query.- GenPR: Generative PageRank framework for Semi-Supervised Learning on citation graphs.- Finding New Multiword Expressions for Existing Thesaurus.- Matching LIWC with Russian Thesauri: An Exploratory Study.- Chinese-Russian Shared Task on Multi-Domain Translation.