Keyphrases
- mixture model
- stream clustering
- evolving data streams
- data streams
- keywords
- semantic information
- text documents
- data clustering
- gaussian mixture model
- em algorithm
- unsupervised learning
- generative model
- concept drift
- probabilistic model
- expectation maximization
- text mining
- model selection
- clustering algorithm
- outlier detection
- maximum likelihood
- information retrieval
- language model
- stream mining
- streaming data
- sliding window
- semantic similarity
- text classification
- stream data
- weighted graph
- wordnet
- data sets
- object recognition
- data points
- knowledge discovery
- information extraction
- machine learning