Contrastive Learning for Rumor Detection via Fitting Beta Mixture Model.

Jiachen Ma Jing Dai Yong Liu Meng Han Chunyu Ai

Published in: CIKM (2023)

Keyphrases

mixture model
active learning
prior knowledge
em algorithm
unsupervised learning
learning algorithm
reinforcement learning
learning process
computer vision
pattern recognition
expectation maximization
gaussian mixture model
data mining
maximum likelihood
generative model
learning tasks