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SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
An emerging challenge in modern distributed querying is to efficiently process multiple continuous aggregation queries simultaneously. Processing each query independently may be i...
KDD
2009
ACM
14 years 2 months ago
2009
ACM
How can we automatically spot all outstanding observations in a data set? This question arises in a large variety of applications, e.g. in economy, biology and medicine. Existing ...
WIOPT
2006
IEEE
14 years 1 months ago
2006
IEEE
Abstract— An important application of wireless sensor networks is to perform the monitoring missions, for example, to monitor some targets of interests at all times. Sensors are ...
STOC
2007
ACM
14 years 8 months ago
2007
ACM
We prove and extend a conjecture of Kempe, Kleinberg, and Tardos (KKT) on the spread of influence in social networks. A social network can be represented by a directed graph where...
WWW
2009
ACM
14 years 8 months ago
2009
ACM
Understanding user intent is key to designing an effective ranking system in a search engine. In the absence of any explicit knowledge of user intent, search engines want to diver...