BeLLM: Backward Dependency Enhanced Large Language Model for Sentence Embeddings.
Xianming LiJing LiPublished in: NAACL-HLT (2024)
Keyphrases
- language model
- dependency structure
- language modeling
- document level
- document retrieval
- speech recognition
- probabilistic model
- n gram
- sentence retrieval
- information retrieval
- retrieval model
- query expansion
- context sensitive
- vector space model
- language modelling
- pseudo relevance feedback
- low dimensional
- statistical language models
- test collection
- query terms
- mixture model
- vector space
- part of speech
- ad hoc information retrieval
- smoothing methods
- language models for information retrieval
- semantic roles
- sentence level
- structure learning
- distance measure
- dirichlet prior
- dimensionality reduction
- keywords