Titlebook: Natural Language Processing and Information Systems; 20th International C Chris Biemann,Siegfried Handschuh,Elisabeth Métais Conference pro

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Michael Wiegand,Benjamin Roth,Dietrich Klakowgment and classify the thyroid nodules in ultrasound images...*The challenges took place virtually due to the COVID-19 pandemic..978-3-030-71826-8978-3-030-71827-5Series ISSN 0302-9743 Series E-ISSN 1611-3349

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Béatrice Arnulphy,Vincent Claveau,Xavier Tannier,Anne Vilnat

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Acquiring a Large Scale Polarity Lexicon Through Unsupervised Distributional Methodsannotated examples is derived from Twitter and the polarity assignment to sentences is derived by simple heuristics. The approach is mostly unsupervised, and the experimental evaluation carried out on two Sentiment Analysis tasks shows the benefits of the generated resource.

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Query Refinement Using Conversational Context: A Method and an Evaluation Resourceery expansion approach with other methods, over queries extracted from the AREX dataset, showing the superiority of our method when either manual or automatic transcripts of the AMI Meeting Corpus are used.

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Using Context-Aware and Semantic Similarity Based Model to Enrich Ontology Conceptscal features such as frequency of the occurrence of a term, term’s font type and font size. The semantics is then incorporated by computing a semantic similarity score using lexical database WordNet. Subjective and objective experiments are conducted and results show an improved performance of SEMCON compared with . and ..

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