UWM-HBUT at TREC 2014 Microblog Track: Using Query Expansion (QE) and Event Identification Algorithm (EIA) to improve microblog retrieval effectiveness.
Sukjin YouXiangming MuWei HuangPublished in: TREC (2014)
Keyphrases
- retrieval effectiveness
- query expansion
- pseudo relevance feedback
- information retrieval
- test collection
- information retrieval systems
- biomedical information retrieval
- retrieval model
- relevant documents
- post retrieval
- query terms
- language modeling
- average precision
- relevance feedback
- ad hoc retrieval
- ranked retrieval
- text retrieval
- automatic query expansion
- language model
- relevance judgments
- query difficulty
- retrieved documents
- learning algorithm
- retrieval process
- short queries
- machine learning
- search terms
- trec collections
- term dependencies
- similarity measure
- active learning
- document retrieval