509 search results - page 10 / 102 » Using wikipedia categories for ad hoc search |
WSDM
2012
ACM
12 years 3 months ago
2012
ACM
Microblogs have become an important source of information for the purpose of marketing, intelligence, and reputation management. Streams of microblogs are of great value because o...
SIGIR
2009
ACM
14 years 2 months ago
2009
ACM
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
INEX
2009
Springer
14 years 6 days ago
2009
Springer
This paper analyzes the results of the INEX 2009 Ad Hoc Track, focusing on a variety of topics. First, we examine in detail the relevance judgments. Second, we study the resulting ...
GI
2010
Springer
13 years 6 months ago
2010
Springer
: Information needs like searching scientific literature that involve high recall rates are difficult to satisfy with ad hoc keyword search. We propose to state queries implicitl...
MOBIHOC
2005
ACM
14 years 7 months ago
2005
ACM
Mobile ad hoc networks (MANETs) are vulnerable to routing attacks, especially attacks launched by non-cooperative (selfish or compromised) network members and appear to be protoco...