On smoothing techniques for bigram-based natural language modelling.

Hermann Ney Ute Essen

Published in: ICASSP (1991)

Keyphrases

language modelling
language model
n gram
language models for information retrieval
language modeling

information retrieval
query expansion
document retrieval
ad hoc retrieval
test collection

relevance model
probabilistic model
retrieval model
pseudo relevance feedback

document ranking
bag of words
vector space model
tf idf