Bang
V. NGUYEN and Min-Yen KAN
9
Functional
Faceted Web Query Classification
Authority
Sensitivity
Does the query refer to a well-known concept or an authoritative answer?
nActionable
strategies:
¨Jump directly to or extract
authoritative results
authoritative results
¨Favor prestige factors (e.g. PageRank) in ranking results
Examples
nYes
¨“hsbc internet banking”
¨“U.S. independence day”
nNo
¨“laptop harddrives”
¨“science supplies”
• New facet, not previously mentioned by
literature
• Related to trust
in question answering (Lin et al.,
2003)