Keyphrases
- topic tracking
- keywords
- information filtering
- user profiles
- topic detection and tracking
- topic models
- news stories
- news articles
- text classification
- news video
- news events
- text documents
- search engine
- visual features
- video search
- language specific
- web documents
- relevance model
- dependency structure
- information retrieval
- keyword search
- user queries
- machine learning
- relevant documents
- language model
- co occurrence
- collaborative filtering
- recommender systems