14. A non-transitory computer-readable storage medium having computer-executable instructions stored thereon that, when executed by a computer, cause the computer to: receive a sentence parsed from a corpus; and classify the sentence as to sentiment utilizing one or more logistic regression classifiers trained from training data comprising sentences manually labeled as to sentiment.
14. A non-transitory computer-readable storage medium having computer-executable instructions stored thereon that, when executed by a computer, cause the computer to: receive a sentence parsed from a corpus; and classify the sentence as to sentiment utilizing one or more logistic regression classifiers trained from training data comprising sentences manually labeled as to sentiment. 15. The non-transitory computer-readable storage medium of claim 14 , wherein the labeled sentences comprising the training data are acquired from the same corpus as the received sentence.