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ECIR
2003
Springer
15 years 5 months ago
Aggregated Feature Retrieval for MPEG-7
In this paper we present an initial study on the use of both high and low level MPEG-7 descriptions for video retrieval. A brief survey of current XML indexing techniques shows tha...
Jiamin Ye, Alan F. Smeaton
SYRCODIS
2008
184views Database» more  SYRCODIS 2008»
15 years 5 months ago
Towards Cost-based Query Optimization in Native XML Database Management Systems
In the last few years, XML became a de-facto standard for the exchange of structured and semi-structured data. The database research community took this development into account b...
Andreas M. Weiner, Christian Mathis, Theo Här...
DATESO
2008
131views Database» more  DATESO 2008»
15 years 5 months ago
Towards Cost-based Optimizations of Twig Content-based Queries
Abstract In recent years, many approaches to indexing XML data have appeared. These approaches attempt to process XML queries efficiently and sufficient query plans are built for t...
Michal Krátký, Radim Baca
ICDE
2002
IEEE
140views Database» more  ICDE 2002»
16 years 5 months ago
Efficient Filtering of XML Documents with XPath Expressions
We propose a novel index structure, termed XTrie, that supports the efficient filtering of XML documents based on XPath expressions. Our XTrie index structure offers several novel...
Chee Yong Chan, Pascal Felber, Minos N. Garofalaki...
WWW
2007
ACM
16 years 5 months ago
Querying and maintaining a compact XML storage
As XML database sizes grow, the amount of space used for storing the data and auxiliary data structures becomes a major factor in query and update performance. This paper presents...
Raymond K. Wong, Franky Lam, William M. Shui