990 search results - page 159 / 198 » Current Developments in Information Retrieval Evaluation |
CHI
2009
ACM
14 years 8 months ago
2009
ACM
This paper reports results from a study in which we automatically classified the query reformulation patterns for 964,780 Web searching sessions (composed of 1,523,072 queries) in...
WOSP
2004
ACM
14 years 1 months ago
2004
ACM
Peer-to-peer, or simply P2P, systems have recently emerged as a popular paradigm for building distributed applications. One key aspect of the P2P system design is the mechanism us...
CRV
2011
IEEE
12 years 7 months ago
2011
IEEE
— Algorithmic problem reduction is a fundamental approach to problem solving in many fields, including robotics. To solve a problem using this scheme, we must reduce the problem...
GIS
2007
ACM
14 years 8 months ago
2007
ACM
The increasingly popular GPS technology and the growing amount of trajectory data it generates create the need for developing applications that efficiently store and query traject...
GIS
2009
ACM
14 years 8 months ago
2009
ACM
The k-anonymity technique is widely used to provide location privacy protection for accessing location-based services (LBS), i.e., the exact location of a query initiator is cloak...