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TMC
2012
11 years 10 months ago
Fast Data Collection in Tree-Based Wireless Sensor Networks
—We investigate the following fundamental question—how fast can information be collected from a wireless sensor network organized as tree? To address this, we explore and evalu...
Özlem Durmaz Incel, Amitabha Ghosh, Bhaskar K...
PODS
2005
ACM
99views Database» more  PODS 2005»
14 years 7 months ago
XML type checking with macro tree transducers
MSO logic on unranked trees has been identified as a convenient theoretical framework for reasoning about expressiveness and implementations of practical XML query languages. As a...
Sebastian Maneth, Alexandru Berlea, Thomas Perst, ...
ICCAD
1994
IEEE
117views Hardware» more  ICCAD 1994»
13 years 11 months ago
Optimal latch mapping and retiming within a tree
We propose a technology mapping algorithm that takes existing structural technology-mapping algorithms based on dynamic programming [1,3,4] and extends them to retime pipelined cir...
Joel Grodstein, Eric Lehman, Heather Harkness, Her...
SIGMOD
2006
ACM
116views Database» more  SIGMOD 2006»
14 years 7 months ago
Extensible optimization in overlay dissemination trees
We introduce XPORT, a profile-driven distributed data dissemination system that supports an extensible set of data types, profile types, and optimization metrics. XPORT efficientl...
Olga Papaemmanouil, Yanif Ahmad, Ugur Çetin...
ICDE
2010
IEEE
212views Database» more  ICDE 2010»
14 years 7 months ago
ViewJoin: Efficient View-based Evaluation of Tree Pattern Queries
A fundamental problem in XML query processing is tree pattern query (TPQ) matching which computes all data instances in an XML database that match an input TPQ. There is a lot of r...
Ding Chen, Chee-Yong Chan