Sentence classification method based on evaluation polarity, computer program, computer

摘要

Technology to efficiently extract a part of the review text that should be referred to by a person (analyst) from a large amount of review text in order to efficiently analyze the review text under limited time and resources I will provide a. A method of extracting a part of a sentence from a plurality of sentences by a computer, the step of primarily evaluating the degree of positive expression and the degree of negative expression of each sentence, and at least a part of the positive expression A step of performing a secondary evaluation of each sentence based on a plurality of evaluation functions having the degree and the degree of the negative expression as variables, and a sentence having a higher evaluation result based on the same evaluation function Extracting a sentence with priority over a lower sentence.