Keyphrases
- test collection
- information retrieval
- named entity recognition
- retrieval effectiveness
- document collections
- retrieval model
- information retrieval evaluation
- language model
- retrieval systems
- maximum entropy
- average precision
- evaluation methodology
- relevance judgments
- relevant documents
- relevance assessments
- ad hoc retrieval
- optical character recognition
- evaluation of information retrieval systems
- named entities
- document images
- information extraction
- learning to rank
- xml retrieval
- relevance judgements
- ir evaluation
- character recognition
- newspaper articles
- information retrieval systems
- active learning
- evaluation campaigns
- document set
- patent retrieval
- machine learning