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» Containment of Aggregate Queries
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DCOSS
2009
Springer
15 years 10 months ago
Similarity Based Optimization for Multiple Query Processing in Wireless Sensor Networks
Wireless sensor networks (WSNs) have been proposed for a large variety of applications. As the number of applications of sensor networks continue to grow, the number of users in se...
Hui Ling, Taieb Znati
SIGIR
2010
ACM
15 years 8 months ago
Query similarity by projecting the query-flow graph
Defining a measure of similarity between queries is an interesting and difficult problem. A reliable query-similarity measure can be used in a variety of applications such as que...
Ilaria Bordino, Carlos Castillo, Debora Donato, Ar...
IJCAI
2007
15 years 5 months ago
Incompleteness and Incomparability in Preference Aggregation
We consider how to combine the preferences of multiple agents despite the presence of incompleteness and incomparability in their preference orderings. An agent’s preference orde...
Maria Silvia Pini, Francesca Rossi, Kristen Brent ...
PODS
2005
ACM
211views Database» more  PODS 2005»
16 years 4 months ago
Join-distinct aggregate estimation over update streams
There is growing interest in algorithms for processing and querying continuous data streams (i.e., data that is seen only once in a fixed order) with limited memory resources. Pro...
Sumit Ganguly, Minos N. Garofalakis, Amit Kumar, R...
SEAAI
1998
Springer
15 years 8 months ago
Using knowledge nodes for knowledge discovery and collaboration
Today most of the information we produce is stored digitally. We are slowly forced to leave behind us thinking about information as something stored in physical containers as books...
Per Christiansson