Keyphrases
- natural language processing
- xml retrieval
- data centric
- uc berkeley
- question answering
- link the wiki track
- natural language
- information extraction
- entity ranking
- field of natural language processing
- text mining
- document retrieval
- textual entailment
- natural language understanding
- language processing
- coreference resolution
- natural language learning
- xml information retrieval
- wordnet
- search engine
- probabilistic model
- text processing
- relational databases
- content and structure
- machine learning
- learning algorithm
- artificial intelligence
- xml ir
- expert systems
- grammar induction
- ontology learning
- information retrieval systems
- free text
- computational linguistics
- data sets