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Modeling topic evolution in public opinion events: an unsupervised spatio-temporal graph attention approach.
Xi Wang
Mingming Kong
Jiexin Chen
Xianjun Wang
Zheng Pei
Published in:
Appl. Intell. (2024)
Keyphrases
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public opinion
spatio temporal
hot topics
opinion mining
sentiment analysis
social media
supervised learning
image sequences
positive or negative
decision trees
unsupervised learning
neural network
topic modeling
event detection
blog search
topic detection
text classification
machine learning