A new version (2.0) of the MPQA Opinion Corpus, which contains news
articles and other text documents manually annotated for opinions and
other private states (i.e., beliefs, emotions, sentiments,
speculations, etc.), is available for download (<a href="http://www.cs.pitt.edu/mpqa/databaserelease/" target="_blank">http://www.cs.pitt.edu/mpqa/databaserelease/</a>).<div><br>
<br> The main changes in this version of the MPQA Opinion Corpus are:<br><br>
- the extension of the MPQA annotation scheme to include two new types
of
annotations: attitude annotations (e.g., positive and negative
sentiment & positive and negative arguing) and target annotations
(i.e., the objects of the opinions). <br></div>
- the addition of 157 new annotated documents (in the full MPQA
annotation scheme, including attitudes and targets) growing the size
of the corpus to 692 documents<br>
- the inclusion of annotations for answers to a set of fact and opinion questions for the OpQA subset of the corpus - the refinement of some annotations<br><br>Best,<br>Jan Wiebe