Unsupervised Cyberbullying Detection via Time-Informed Gaussian Mixture Model.
Lu ChengKai ShuSiqi WuYasin N. SilvaDeborah L. HallHuan LiuPublished in: CoRR (2020)
Keyphrases
- gaussian mixture model
- mixture model
- feature vectors
- speaker recognition
- gaussian mixture
- mouth region
- em algorithm
- expectation maximization
- maximum likelihood
- background subtraction
- speaker identification
- detection algorithm
- feature space
- supervised learning
- gaussian mixture modeling
- detection method
- semi supervised
- unsupervised learning
- speaker clustering
- gaussian distribution
- object recognition
- similarity measure
- object detection
- machine learning
- gaussian model