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Sentiment Analysis in Social Networks by Bing Liu, Enza Messina, Elisabetta Fersini, Federico Alberto Pozzi

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Chapter 7

Irony, Sarcasm, and Sentiment Analysis

D.I. Hernández Fariasa,b; P. Rossoa    a Technical University of Valencia, Valencia, Spainb University of Turin, Turin, Italy

Abstract

Irony and sarcasm are sophisticated forms of speech in which authors write the opposite of what they mean. They have been studied in linguistics, psychology, and cognitive science. While irony is often used to emphasize occurrences that deviate from the expected, sarcasm is commonly used to convey implicit criticism. However, the detection of irony and sarcasm is a complex task, even for humans. The difficulty in recognizing irony and sarcasm causes misunderstanding in everyday communication and poses problems to many natural language processing tasks such as ...

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