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» Query Execution Techniques for Caching Expensive Methods
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DKE
2002
107views more  DKE 2002»
13 years 8 months ago
View selection using randomized search
An important issue in data warehouse development is the selection of a set of views to materialize in order to accelerate OLAP queries, given certain space and maintenance time co...
Panos Kalnis, Nikos Mamoulis, Dimitris Papadias
ICCV
2011
IEEE
12 years 8 months ago
A String of Feature Graphs Model for Recognition of Complex Activities in Natural Videos
Videos usually consist of activities involving interactions between multiple actors, sometimes referred to as complex activities. Recognition of such activities requires modeling ...
Utkarsh Gaur, Yingying Zhu, Bi Song, Amit Roy-Chow...
WWW
2003
ACM
14 years 9 months ago
Text joins in an RDBMS for web data integration
The integration of data produced and collected across autonomous, heterogeneous web services is an increasingly important and challenging problem. Due to the lack of global identi...
Luis Gravano, Panagiotis G. Ipeirotis, Nick Koudas...
APLAS
2006
ACM
14 years 2 months ago
Using Metadata Transformations to Integrate Class Extensions in an Existing Class Hierarchy
Abstract. Class extensions provide a fine-grained mechanism to define incremental modifications to class-based systems when standard subclassing mechanisms are inappropriate. To...
Markus Lumpe
CIA
2006
Springer
14 years 5 days ago
Multilevel Approach to Agent-Based Task Allocation in Transportation
We present a hybrid algorithm for distributed task allocation problem in a cooperative logistics domain. Our approach aims to achieve superior computational performance by combinin...
Martin Rehák, Premysl Volf, Michal Pechouce...