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» A study of query length
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ISORC
2006
IEEE
14 years 2 months ago
RTSTREAM: Real-Time Query Processing for Data Streams
Many real-time applications, such as traffic control systems, surveillance systems and health monitoring systems, need to operate on continuous unbounded streams of data. These ap...
Yuan Wei, Sang Hyuk Son, John A. Stankovic
HT
2005
ACM
14 years 1 months ago
Queries as anchors: selection by association
This paper introduces a new method for linking the world view of the search engine user community with that of the search engine itself. This new method is based on collecting and...
Einat Amitay, Adam Darlow, David Konopnicki, Uri W...
SSD
2005
Springer
105views Database» more  SSD 2005»
14 years 1 months ago
Evaluation of Top-k OLAP Queries Using Aggregate R-Trees
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...
Nikos Mamoulis, Spiridon Bakiras, Panos Kalnis
ADBIS
2003
Springer
95views Database» more  ADBIS 2003»
14 years 1 months ago
Distance Join Queries of Multiple Inputs in Spatial Databases
Let a tuple of n objects obeying a query graph (QG) be called the n-tuple. The “Ddistance-value” of this n-tuple is the value of a linear function of distances of the n objects...
Antonio Corral, Yannis Manolopoulos, Yannis Theodo...
ICDT
2001
ACM
86views Database» more  ICDT 2001»
14 years 19 days ago
Minimizing View Sets without Losing Query-Answering Power
Abstract. The problem of answering queries using views has been studied extensively due to its relevance in a wide variety of data-management applications. In these applications, w...
Chen Li, Mayank Bawa, Jeffrey D. Ullman