Abstract. The proposed technology allows determining a common information space of social network actors by identifying the semantic equivalence of collocations in texts. The technology includes the model of formal description of the semantic and grammatical characteristics of collocates, identification of collocations, and determination of a semantic equivalence predicate of two-word collocations.

Keywords: semantic similarity, information space, semantic and grammatical characteristics, semantic equivalence predicate, collocate, collocation.