E-commerce comment sentiment analysis model based on part-of-speech features and viewpoint features in combination with convolutional neural network
A convolutional neural network and sentiment analysis technology, applied in the field of e-commerce review sentiment analysis models, can solve problems such as inconsistencies in ratings, and achieve the effect of improving sentiment analysis performance
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[0060] Sample hotel review: It was a surprise to me to live in such a room at this price. The business double room I booked is very spacious and comfortable, and the study in the room is very good.
[0061] 1. Feature extraction
[0062] The text features of this model mainly include part-of-speech features and opinion features.
[0063] The part-of-speech feature is extracted through the part-of-speech tagging function of ltp, and the result of the part-of-speech feature of the example is: this / rprice / n live / v to / v such / r's / u room / n is to / p me / r is / u It is / v surprise / a, / u business / n big bed room / n very / d spacious / a comfortable / a, / wp room / n inside / nd of / u business / n very / d nice / a. / wp
[0064]Opinion features are extracted through the rules formulated by the results of dependency syntax analysis and semantic dependency analysis. The example opinion feature results are: this-other price-evaluation object living-opinion word to-other such-other-other room-other pair- Oth...
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