Rumor detection in Arabic tweets using semi-supervised and unsupervised expectation-maximization.
Samah M. AlzaninAqil M. AzmiPublished in: Knowl. Based Syst. (2019)
Keyphrases
- semi supervised
- expectation maximization
- unsupervised learning
- generative model
- semi supervised learning
- pairwise
- em algorithm
- supervised learning
- unlabeled data
- multi view
- labeled data
- supervised and semi supervised
- pairwise constraints
- social media
- maximum likelihood
- detection method
- detection rate
- finite mixture model
- image processing
- object detection
- detection algorithm
- false positives
- co training
- active learning
- learning algorithm
- mixture model
- gaussian mixture model
- news articles
- metric learning