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» Efficient Optimization of Iterative Queries
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PVLDB
2010
146views more  PVLDB 2010»
14 years 4 months ago
HaLoop: Efficient Iterative Data Processing on Large Clusters
The growing demand for large-scale data mining and data analysis applications has led both industry and academia to design new types of highly scalable data-intensive computing pl...
Yingyi Bu, Bill Howe, Magdalena Balazinska, Michae...
PRL
2010
209views more  PRL 2010»
14 years 4 months ago
Efficient update of the covariance matrix inverse in iterated linear discriminant analysis
For fast classification under real-time constraints, as required in many imagebased pattern recognition applications, linear discriminant functions are a good choice. Linear discr...
Jan Salmen, Marc Schlipsing, Christian Igel
82
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SEBD
1996
94views Database» more  SEBD 1996»
14 years 11 months ago
Efficient Algorithm for determining the Optimal Execution Strategy for Path Queries in OODBS
Abstract. To select an optimal query evaluation strategy for a path query in an object-oriented database system one has to exploit the available index structures on the path. In a ...
Weimin Chen, Karl Aberer
ICDE
2007
IEEE
89views Database» more  ICDE 2007»
15 years 1 months ago
A Flexible Query Graph Based Model for the Efficient Execution of Continuous Queries
In this paper, we propose a simple and flexible execution model that (i) supports a wide spectrum of alternative optimization and execution strategies and their mixtures, (ii) pro...
Yijian Bai, Hetal Thakkar, Haixun Wang, Carlo Zani...
IJWIS
2008
110views more  IJWIS 2008»
14 years 9 months ago
Determined: a system with novel techniques for XML query optimization and evaluation
: Purpose -- Efficient processing of XML queries is critical for XML data management and related applications. Previously proposed techniques are unsatisfactory. This article prese...
Dunren Che, Wen-Chi Hou