if you are building sentiment analysis algorithms, test the results for the following examples:
- It is not in doubt that Radiohead’s new album is excellent.
- Not many albums are as good as the new Radiohead album.
- Few people would claim that Radiohead’s new album is not excellent.
- Radiohead’s new album is hardly a successful example of the genre.
- Radiohead’s new album is anything but good.
- Nobody considers Radiohead’s new album to be good.
To deal with wit, sarcasm, and complex emotions, one should resort to crowdsourcing.