A method and device for sentiment analysis and noise reduction of e-commerce reviews
A sentiment analysis and noise reduction technology, applied in the field of sentiment analysis noise reduction of e-commerce reviews, can solve problems such as inability to guarantee accuracy, wrong decision-making direction, errors, etc., and achieve the effect of accurate sentiment analysis results, improved products, and reasonable review results
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[0067] The specific embodiments provided by the present invention will be described in detail below with reference to the accompanying drawings.
[0068] Please refer to figure 1 , figure 1 It is a schematic flowchart of a method for denoising the sentiment analysis of e-commerce reviews of the present invention. A method for denoising sentiment analysis of e-commerce reviews, the method comprises the following steps:
[0069] S1. Construction of pre-marking module:
[0070] S11. Create an emotional thesaurus tag, match emotional words to emotional tags, add [invalid tag] corresponding vocabulary copy, paste, naughty value, etc., and export the tags to text.
[0071] S12. Read the Tmall comment data in batches, segment the comment data sentence by sentence, match the word segmentation results according to the keywords of the emotional thesaurus, and perform machine labeling on the matched results according to tags. A comment can have multiple tags, generating text by line....
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