Multi-Layer Contextual Passage Term Embedding for Ad-Hoc Retrieval.
Weihong CaiZijun HuYalan LuoDaoyuan LiangYifan FengJiaxin ChenPublished in: Inf. (2022)
Keyphrases
- multi layer
- ad hoc retrieval
- relevance model
- okapi bm
- query expansion
- query terms
- document collections
- language model
- pseudo relevance feedback
- document retrieval
- web search
- data fusion
- context dependent
- test collection
- neural network
- context sensitive
- neural nets
- language modeling
- retrieval effectiveness
- information retrieval
- vector space
- document representation
- multiword
- information retrieval systems
- image annotation
- image features
- link structure
- search engine
- feed forward
- retrieval process
- knn
- training data