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DASFAA
2007
IEEE
174views Database» more  DASFAA 2007»
16 years 19 days ago
Efficient Holistic Twig Joins in Leaf-to-Root Combining with Root-to-Leaf Way
Finding all the occurrences of a twig pattern on multiple elements in an XML document is a core operation for efficient evaluation of XML queries. Holistic twig join algorithms, Tw...
Guoliang Li, Jianhua Feng, Yong Zhang, Lizhu Zhou
IC
2003
15 years 7 months ago
An Analysis of Web Documents Retrieved and Viewed
The placement of Websites in ranked retrieval and the viewing patterns of Web search engine users is a crucial issue for Web site owners and Web search engines. However, little la...
Bernard J. Jansen, Amanda Spink
ICDE
2004
IEEE
137views Database» more  ICDE 2004»
16 years 7 months ago
Selectivity Estimation for XML Twigs
Twig queries represent the building blocks of declarative query languages over XML data. A twig query describes a complex traversal of the document graph and generates a set of el...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
ISBI
2004
IEEE
16 years 7 months ago
Towards a Shape Model of White Matter Fiber Bundles Using Diffusion Tensor MRI
White matter fiber bundles of the human brain form a spatial pattern defined by the anatomical and functional architecture. Human brain atlases provide names for individual tracts...
Isabelle Corouge, Guido Gerig, Sylvain Gouttard
INFOCOM
2003
IEEE
15 years 11 months ago
Chaotic Maps as Parsimonious Bit Error Models of Wireless Channels
Abstract—The error patterns of a wireless digital communication channel can be described by looking at consecutively correct or erroneous bits (runs and bursts) and at the distri...
Andreas Köpke, Andreas Willig, Holger Karl