keywords, key phrases, annotation, clustering, narrow-domain short text analysis, information retrieval.

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KEY PHRASES EXTRACTION

S. V. Popova, I. A. Khodyrev


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Abstract

An approach to topic detection and annotation with keywords and key phrases for narrow-domain short text collections is studied. Algorithms which allow extracting keywords and key phrases based on the results of clustering are described. A formula for words interdependence estimation is suggested, and key phrases extraction algorithm on its base is shown. Experimental results are given.


Keywords: keywords, key phrases, annotation, clustering, narrow-domain short text analysis, information retrieval.
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