Hybrid Retrieval and Multi-stage Ranking at TREC 2022 Deep Learning Track.
Guangwei XuYanzhao ZhangLonghui ZhangDingkun LongPengjun XieRuijie GuoPublished in: TREC (2022)
Keyphrases
- multistage
- deep learning
- test collection
- biomedical information retrieval
- information retrieval
- inter document similarities
- relevance feedback
- unsupervised learning
- single stage
- query expansion
- retrieval effectiveness
- dynamic programming
- retrieval model
- unsupervised feature learning
- document retrieval
- lot sizing
- ad hoc retrieval
- language model
- information retrieval systems
- machine learning
- search engine
- question answering
- mental models
- object recognition
- pseudo relevance feedback
- weakly supervised
- active learning
- reinforcement learning
- sufficient conditions
- learning algorithm