Keyphrases
- document collections
- information retrieval
- xml documents
- relevant documents
- legal documents
- information retrieval systems
- speech signal
- mobile devices
- web documents
- text documents
- spoken documents
- free text
- document clustering
- speech recognition
- keywords
- retrieval systems
- database
- document retrieval
- multimedia
- document classification
- audio visual
- broadcast news
- machine learning
- speech synthesis
- digital documents
- document representation
- natural language processing
- mobile applications
- ranked list
- augmented reality