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» Indexing XML Objects with Ordered Schema Trees
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CORR
2010
Springer
142views Education» more  CORR 2010»
13 years 7 months ago
XPath Whole Query Optimization
Previous work reports about SXSI, a fast XPath engine which executes tree automata over compressed XML indexes. Here, reasons are investigated why SXSI is so fast. It is shown tha...
Sebastian Maneth, Kim Nguyen
CIKM
2008
Springer
13 years 9 months ago
Linear time membership in a class of regular expressions with interleaving and counting
The extension of Regular Expressions (REs) with an interleaving (shuffle) operator has been proposed in many occasions, since it would be crucial to deal with unordered data. Howe...
Giorgio Ghelli, Dario Colazzo, Carlo Sartiani
EUROCAST
2007
Springer
122views Hardware» more  EUROCAST 2007»
13 years 11 months ago
Generation of Indexes for Compiling Efficient Parsers from Formal Specifications
abstract Parsing schemata [4] provide a formal, simple and uniform way to describe, analyze and compare different parsing algorithms. The notion of a parsing schema comes from cons...
Carlos Gómez-Rodríguez, Miguel A. Al...
DASFAA
2004
IEEE
169views Database» more  DASFAA 2004»
13 years 11 months ago
Statistic Driven Acceleration of Object-Relational Space-Partitioning Index Structures
Relational index structures, as for instance the Relational Interval Tree or the Linear Quadtree, support efficient processing of queries on top of existing object-relational datab...
Hans-Peter Kriegel, Peter Kunath, Martin Pfeifle, ...
SSD
2005
Springer
185views Database» more  SSD 2005»
14 years 1 months ago
Evaluation of a Dynamic Tree Structure for Indexing Query Regions on Streaming Geospatial Data
Most recent research on querying and managing data streams has concentrated on traditional data models where the data come in the form of tuples or XML data. Complex types of strea...
Quinn Hart, Michael Gertz, Jie Zhang