Query Expansion Based on a Feedback Concept Model for Microblog Retrieval.

Yashen Wang Heyan Huang Chong Feng

Published in: WWW (2017)

Keyphrases

query expansion
relevance feedback
information retrieval systems
information retrieval
probabilistic model
language model
relevance model
retrieval systems
retrieval model
language modeling
active learning
relevant documents
original query
ad hoc retrieval
ranked retrieval
model for information retrieval