RAG and RAU: A Survey on Retrieval-Augmented Language Model in Natural Language Processing.

Yucheng Hu Yuxing Lu

Published in: CoRR (2024)

Keyphrases

language model
retrieval model
natural language processing
document retrieval
test collection
query expansion
ad hoc information retrieval
information retrieval
language modeling
language models for information retrieval
query terms
statistical language models
smoothing methods
document length

cross language retrieval
probabilistic model
query specific
trec test collections
machine learning
web page retrieval
jelinek mercer
information extraction
speech recognition
n gram
document ranking
text mining
relevance model
retrieval effectiveness

language modelling
okapi bm
retrieval systems
vector space model
mixture model
text retrieval
natural language
wordnet
pseudo feedback
context sensitive
pseudo relevance feedback
information retrieval systems
text summarization
ir models

translation model
relevance feedback
average precision
machine translation
ad hoc retrieval
statistical language modeling
term frequency
retrieval accuracy
term weighting
trec collections
question answering
cross language information retrieval
term dependencies