Broad expertise retrieval in sparse data environments.

Krisztian Balog Toine Bogers Leif Azzopardi Maarten de Rijke Antal van den Bosch

Published in: SIGIR (2007)

Keyphrases

sparse data
high dimensional
emerging patterns
expert finding
information retrieval
real world
relevance feedback
information retrieval systems
query expansion
object recognition
database
image retrieval
low dimensional
document collections
clustering method
high dimensional data
random projections
image processing