Sciweavers

423 search results - page 3 / 85
» Evaluating TOP-K Queries over Business Processes
Sort
View
VLDB
1999
ACM
127views Database» more  VLDB 1999»
13 years 9 months ago
Evaluating Top-k Selection Queries
In many applications, users specify target values for certain attributes, without requiring exact matches to these values in return. Instead, the result to such queries is typical...
Surajit Chaudhuri, Luis Gravano
EDBT
2002
ACM
246views Database» more  EDBT 2002»
14 years 5 months ago
Impact and Potential of User Profiles Used for Distributed Query Processing Based on Literature Services
Applying meta search systems is a suitable method to support the user if there are many different services. Due to information splitting strategies of literature services existing ...
Bethina Schmitt
MIS
2004
Springer
162views Multimedia» more  MIS 2004»
13 years 10 months ago
Integrating the Results of Multimedia Sub-Queries Using Qualitative Preferences
When similarity queries over multimedia databases are processed by splitting the overall query condition into a set of sub-queries, the problem of how to efficiently and effectiv...
Ilaria Bartolini, Paolo Ciaccia, Vincent Oria, M. ...
ICDE
2006
IEEE
173views Database» more  ICDE 2006»
14 years 6 months ago
Stream Processing in Production-to-Business Software
In order to support continuous queries over data streams, a plethora of suitable techniques as well as prototypes have been developed and evaluated in recent years. In particular,...
Michael Cammert, Christoph Heinz, Jürgen Kr&a...
EDBT
2009
ACM
145views Database» more  EDBT 2009»
13 years 9 months ago
Efficient top-k count queries over imprecise duplicates
We propose efficient techniques for processing various TopK count queries on data with noisy duplicates. Our method differs from existing work on duplicate elimination in two sign...
Sunita Sarawagi, Vinay S. Deshpande, Sourabh Kasli...