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Article | REF: H7270 V1

Sentiment Analysis. Current Approaches and New Directions

Author: Farah BENAMARA ZITOUNE

Publication date: November 10, 2016 | Lire en français

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    3. Towards a more refined extraction of opinions

    The methods presented in the previous section are based on lexical analysis at word level, possibly coupled with syntactic analysis at sentence level to identify operators and calculate their effects on opinion words. Clearly, this type of analysis is far from sufficient to take into account the full linguistic complexity of opinion expression. As we show in this section, we need to resort to a fine-grained semantic analysis of these expressions.

    3.1 Opinion analysis beyond the sentence

    Discourse is an essential element in the understanding of an opinion text, as it enables the analysis of opinions beyond the sentence, exploiting the rhetorical relationships that link sentences together (such as contrast, conditional or elaboration). Consider, for example, the...

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