... Learning the polarity of wordsThere are some works that discuss learning the po-larity of words instead of sentences.Hatzivassiloglou and McKeown proposed amethod of learning the polarity of adjectives ... closely related toour work, there is a striking difference. In thoseresearches, the target is limited to the polarity of words and none of them discussed sentences. Inaddition, most of the works ... one. The below is a part of the original docu-ment from which this sentence was extracted.I recommend this guide book. The Pros. of this book is that, you see, there ismuch information.On the...