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DASFAA
2008
IEEE
168views Database» more  DASFAA 2008»
15 years 5 months ago
SemanticTwig: A Semantic Approach to Optimize XML Query Processing
Twig pattern matching (TPM) is the core operation of XML query processing. Existing approaches rely on either efficient data structures or novel labeling/indexing schemes to reduce...
Zhifeng Bao, Tok Wang Ling, Jiaheng Lu, Bo Chen
ICDE
2008
IEEE
144views Database» more  ICDE 2008»
16 years 20 days ago
Fast and Highly-Available Stream Processing over Wide Area Networks
Abstract-- We present a replication-based approach that realizes both fast and highly-available stream processing over wide area networks. In our approach, multiple operator replic...
Jeong-Hyon Hwang, Stanley B. Zdonik, Ugur Ç...
SSD
2007
Springer
243views Database» more  SSD 2007»
15 years 5 months ago
Continuous Medoid Queries over Moving Objects
In the k-medoid problem, given a dataset P, we are asked to choose k points in P as the medoids. The optimal medoid set minimizes the average Euclidean distance between the points ...
Stavros Papadopoulos, Dimitris Sacharidis, Kyriako...
WWW
2010
ACM
15 years 6 months ago
Matrix "Bit" loaded: a scalable lightweight join query processor for RDF data
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...
Medha Atre, Vineet Chaoji, Mohammed J. Zaki, James...
ADAEUROPE
2010
Springer
15 years 4 months ago
AdaStreams: A Type-Based Programming Extension for Stream-Parallelism with Ada 2005
Because multicore CPUs have become the standard with all major hardware manufacturers, it becomes increasingly important for ing languages to provide programming abstractions that ...
Gingun Hong, Kirak Hong, Bernd Burgstaller, Johann...