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» Efficient Optimization of Iterative Queries
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TDM
2004
174views Database» more  TDM 2004»
13 years 9 months ago
Relational Approach to Logical Query Optimization of XPath
To be able to handle the ever growing volumes of XML documents, effective and efficient data management solutions are needed. Managing XML data in a relational DBMS has great pote...
Maurice van Keulen
DEXA
2005
Springer
117views Database» more  DEXA 2005»
14 years 1 months ago
Efficient Processing of Ordered XML Twig Pattern
Finding all the occurrences of a twig pattern in an XML database is a core operation for efficient evaluation of XML queries. Holistic twig join algorithm has showed its superiorit...
Jiaheng Lu, Tok Wang Ling, Tian Yu, Changqing Li, ...
IS
2002
13 years 7 months ago
Pushing extrema aggregates to optimize logic queries
In this paper, we explore the possibility of transforming queries with minimum and maximum predicates into equivalent queries that can be computed more efficiently. The main contr...
Filippo Furfaro, Sergio Greco, Sumit Ganguly, Carl...
PVLDB
2008
116views more  PVLDB 2008»
13 years 7 months ago
Accuracy estimate and optimization techniques for SimRank computation
The measure of similarity between objects is a very useful tool in many areas of computer science, including information retrieval. SimRank is a simple and intuitive measure of th...
Dmitry Lizorkin, Pavel Velikhov, Maxim N. Grinev, ...
ICPR
2008
IEEE
14 years 8 months ago
Efficient triangulation based on 3D Euclidean optimization
This paper presents a method for triangulation of 3D points given their projections in two images. Recent results show that the triangulation mapping can be represented as a linea...
Klas Nordberg