AT&T at TREC-6: SDR Track.

Amit Singhal John Choi Donald Hindle Fernando C. N. Pereira

Published in: TREC (1997)

Keyphrases

information retrieval
test collection
question answering
clef ip
machine learning
relevance feedback
retrieval effectiveness
pseudo relevance feedback
data mining
natural language processing
retrieval model
ad hoc retrieval
expert search