Year of Graduation
Automatic Russian Language Parser
Applied Mathematics and Information Science
This paper describes the selection of groups of syntax connection. The task is solved with usage Conditional Random Fields method, that was trained using BFGS training algorithm on syntax mark-up of SynTagRus treebank, and heuristic syntax rules. Tests were carried out on the news sub-treebank and on the full treebank. Precision, recall and f1-score were calculated for verb-based and noun-based chucks.