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ICDE
2005
IEEE
134views Database» more  ICDE 2005»
15 years 5 months ago
Index Structures for Matching XML Twigs Using Relational Query Processors
Various index structures have been proposed to speed up the evaluation of XML path expressions. However, existing XML path indices suffer from at least one of three limitations: ...
Zhiyuan Chen, Johannes Gehrke, Flip Korn, Nick Kou...
SIGMOD
2002
ACM
148views Database» more  SIGMOD 2002»
15 years 12 months ago
Accelerating XPath location steps
This work is a proposal for a database index structure that has been specifically designed to support the evaluation of XPath queries. As such, the index is capable to support all...
Torsten Grust
TREC
2000
15 years 1 months ago
Reflections on "Aboutness" TREC-9 Evaluation Experiments at Justsystem
TREC-9 evaluation experiments at the Justsystem site are described with a focus on "aboutness" based approach in text retrieval. Experiments on the effects of supplement...
Sumio Fujita
GECCO
2000
Springer
117views Optimization» more  GECCO 2000»
15 years 3 months ago
Exact Schema Theorem and Effective Fitness for GP with One-Point Crossover
This paper extends recent results in the GP schema theory by formulating a proper exact schema theorem for GP with one-point crossover. This gives an exact expression for the expe...
Riccardo Poli
BMCBI
2010
99views more  BMCBI 2010»
14 years 12 months ago
Different effects of the probe summarization algorithms PLIER and RMA on high-level analysis of Affymetrix exon arrays
Background: Alternative splicing is an important mechanism that increases protein diversity and functionality in higher eukaryotes. Affymetrix exon arrays are a commercialized pla...
Yi Qu, Fei He, Yuchen Chen