WHITE P APER n-grams part of speech machine learning NLP stop words tuning lexical chains sentiment analysis named entity extraction relevancy AI scoring themes facets extraction Lexalytics, Inc., 48 North Pleasant St. Unit 301, Amherst MA 01002 USA | 1-800-377-8036 | www.lexalytics.com Theme Extraction and Context AnalysisWHITE P APER T ABLE OF CONTENT S 2 | | Lexalytics, Inc., 48 North Pleasant St. Unit 301, Amherst MA 01002 USA | 1-800-377-8036 | www.lexalytics.com Introduction Context analysis of text documents involves using natural language processing (NLP) to break down sentences into n-grams and noun phrases and then evaluate the themes and facets within. In this white paper, we’ll explain the value of context in NLP and explore how we perform theme analysis

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