Top challenges for sentence/phrase-level opinion mining

Jane Austen’s books madden me so that I can’t conceal my frenzy from reader

=> Positive

The Powerpuff girls learned that with great power comes great responsibility

=> Neutral

At movies gonna watch the mechanic, hope this shit is good

=> Neutral

I don’t think I’ve seen one Adam Sandler movie that’s not good

=> Positive

If I don’t see Source Code this weekend it will have been a complete waste.

=> Positive

It’s a great time waster!

=> Negative

The camera battery is long but it takes a long time to focus

=> Camera battery: positive, Focusability: negative

[to be continued...]


You can find some other test cases at:
http://mobblog.cs.ucl.ac.uk/2011/04/12/sentiment-analysis/