Sciweavers

750 search results - page 55 / 150
» Aggregates in Possibilistic Databases
Sort
View
ICDT
2010
ACM
205views Database» more  ICDT 2010»
14 years 2 months ago
On the Aggregation Problem for Synthesized Web Services
The paper formulates and investigates the aggregation problem for synthesized mediators of Web services (SWMs). An SWM is a finite-state transducer defined in terms of templates...
Ting Deng, Wenfei Fan, Leonid Libkin, Yinghui Wu
WSDM
2009
ACM
104views Data Mining» more  WSDM 2009»
14 years 4 months ago
Top-k aggregation using intersections of ranked inputs
There has been considerable past work on efficiently computing top k objects by aggregating information from multiple ranked lists of these objects. An important instance of this...
Ravi Kumar, Kunal Punera, Torsten Suel, Sergei Vas...
ICASSP
2010
IEEE
13 years 10 months ago
Privacy and security of features extracted from minutiae aggregates
This paper describes our recent analysis on the security and privacy of biometric feature vectors obtained from fingerprint minutiae. A large number of contiguous regions (cuboid...
Abhishek Nagar, Shantanu Rane, Anthony Vetro
WWW
2005
ACM
14 years 10 months ago
Executing incoherency bounded continuous queries at web data aggregators
Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of some ...
Rajeev Gupta, Ashish Puri, Krithi Ramamritham
P2PKM
2004
13 years 11 months ago
Coordinating Mobile Databases
Abstract. We are interested in the development of a database management layer which is completely portable and, therefore, "pluggable" on top of multiple host platforms. ...
Fausto Giunchiglia, Ilya Zaihrayeu