Analysis and Mining of Internet Public Opinion Based on LDA Subject Classification.

Mei Zhang Huihui Su Jinghua Wen

Published in: J. Web Eng. (2021)

Keyphrases

public opinion
feature extraction
machine learning
support vector
topic models
pattern recognition
text classification
dimension reduction
decision trees
data mining
face recognition
feature selection
principal component analysis
image classification
positive and negative
discriminant analysis
sentiment analysis