Unknown Intent Detection Using Gaussian Mixture Model with an Application to Zero-shot Intent Classification.
Guangfeng YanLu FanQimai LiHan LiuXiaotong ZhangXiao-Ming WuAlbert Y. S. LamPublished in: ACL (2020)
Keyphrases
- gaussian mixture model
- feature vectors
- mixture model
- feature space
- feature extraction
- density estimation
- speaker recognition
- em algorithm
- expectation maximization
- maximum likelihood
- gaussian mixture
- image classification
- pattern recognition
- detection algorithm
- gaussian distribution
- training set
- gaussian mixture modeling
- unsupervised learning
- speaker identification
- bayesian information criterion
- mouth region
- maximum likelihood criterion
- support vector machine
- decision trees
- detection method
- class labels
- model selection
- text classification
- dimensionality reduction
- object detection
- probabilistic model
- support vector
- similarity measure
- feature selection