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» Document Decomposition for XML Compression: A Heuristic Appr...
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IAJIT
2011
13 years 2 months ago
Multilayer model for Arabic text compression
: This article describes a multilayer model-based approach for text compression. It uses linguistic information to develop a multilayer decomposition model of the text in order to ...
Arafat Awajan
DASFAA
2009
IEEE
253views Database» more  DASFAA 2009»
13 years 11 months ago
Implementing and Optimizing Fine-Granular Lock Management for XML Document Trees
Abstract. Fine-grained lock protocols with lock modes and lock granules adjusted to the various XML processing models, allow for highly concurrent transaction processing on XML tre...
Sebastian Bächle, Theo Härder, Michael P...
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
DOCENG
2006
ACM
14 years 1 months ago
Fast and simple XML tree differencing by sequence alignment
With the advent of XML we have seen a renewed interest in methods for computing the difference between trees. Methods that include heuristic elements play an important role in pr...
Tancred Lindholm, Jaakko Kangasharju, Sasu Tarkoma
EVOW
2007
Springer
14 years 1 months ago
Combining Lagrangian Decomposition with an Evolutionary Algorithm for the Knapsack Constrained Maximum Spanning Tree Problem
We present a Lagrangian decomposition approach for the Knapsack Constrained Maximum Spanning Tree problem yielding upper bounds as well as heuristic solutions. This method is furth...
Sandro Pirkwieser, Günther R. Raidl, Jakob Pu...