Syntactic Dependency-Based N-grams as Classification Features

  title={Syntactic Dependency-Based N-grams as Classification Features},
  author={Grigori Sidorov and Francisco Velasquez and Efstathios Stamatatos and Alexander F. Gelbukh and Liliana Chanona-Hern{\'a}ndez},
In this paper we introduce a concept of syntactic n-grams (sn-grams). Sn-grams differ from traditional n-grams in the manner of what elements are considered neighbors. In case of sn-grams, the neighbors are taken by following syntactic relations in syntactic trees, and not by taking the words as they appear in the text. Dependency trees fit directly into this idea, while in case of constituency trees some simple additional steps should be made. Sn-grams can be applied in any NLP task where… CONTINUE READING
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