Okapi at TREC-7: Automatic Ad Hoc, Filtering, VLC and Interactive.

Stephen E. Robertson Steve Walker Micheline Hancock-Beaulieu

Published in: TREC (1998)

Keyphrases

retrieval effectiveness
information retrieval
fully automatic
variable length
information retrieval systems
test collection
user interaction
document retrieval
computer graphics
virtual reality
semi automatic
question answering
pseudo relevance feedback