2. Automatic opinion extraction
The structured model presented in § 1 identifies the important elements of the opinion. However, its instantiation in real applications does not require the presence of all the elements of the quintuplet. In general, current opinion analysis systems focus on extracting one or more elements at sentence or document level. Three main tasks are associated with this process:
1. Extracting the subject and its aspects ;...
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Automatic opinion extraction
Towards a more refined extraction of opinions
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