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» Hierarchical Indexing Approach to Support XPath Queries
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IM
2007
13 years 7 months ago
Inverted Index Support for Numeric Search
Today’s search engines are increasingly required to broaden their capabilities beyond free-text search. More complex features, such as supporting range constraints over numeric ...
Marcus Fontoura, Ronny Lempel, Runping Qi, Jason Y...
CIVR
2006
Springer
13 years 11 months ago
Hierarchical Hidden Markov Model for Rushes Structuring and Indexing
Rushes footage are considered as cheap gold mine with the potential for reuse in broadcasting and filmmaking industries. However, it is difficult to mine the "gold" from ...
Chong-Wah Ngo, Zailiang Pan, Xiao-Yong Wei
ICDE
2007
IEEE
220views Database» more  ICDE 2007»
14 years 8 months ago
Structural Selectivity Estimation for XML Documents
Estimating the selectivity of queries is a crucial problem in database systems. Virtually all database systems rely on the use of selectivity estimates to choose amongst the many ...
Damien K. Fisher, Sebastian Maneth
IDEAS
2010
IEEE
238views Database» more  IDEAS 2010»
13 years 6 months ago
An integrative approach to query optimization in native XML database management systems
Even though an effective cost-based query optimizer is of utmost importance for the efficient evaluation of XQuery expressions in native XML database systems, such a component is...
Andreas M. Weiner, Theo Härder
ICDE
2008
IEEE
118views Database» more  ICDE 2008»
14 years 8 months ago
XML processing in DHT networks
We study the scalable management of XML data in P2P networks based on distributed hash tables (DHTs). We identify performance limitations in this context, and propose an array of t...
Serge Abiteboul, Ioana Manolescu, Neoklis Polyzoti...