Learning Query Expansion over the Nearest Neighbor Graph.
Benjamin KleinLior WolfPublished in: CoRR (2021)
Keyphrases
- query expansion
- information retrieval systems
- information retrieval
- query disambiguation
- learning process
- language model
- learning algorithm
- relevant documents
- relevance feedback
- reinforcement learning
- principal component analysis
- text retrieval
- retrieval effectiveness
- pseudo relevance feedback
- low dimensional
- unsupervised learning
- knn
- document retrieval