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113
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IDEAS
2005
IEEE
93views Database» more  IDEAS 2005»
15 years 8 months ago
Semantic Query Transformation Using Ontologies
Traditional approaches to query processing aim at rewriting a given query into another more efficient one that uses less time and/or resources during the execution. There by, the...
Chokri Ben Necib, Johann Christoph Freytag
118
Voted
EVOW
2008
Springer
15 years 4 months ago
Improving Query Expansion with Stemming Terms: A New Genetic Algorithm Approach
Nowadays, searching information in the web or in any kind of document collection has become one of the most frequent activities. However, user queries can be formulated in a way th...
Lourdes Araujo, José R. Pérez-Ag&uum...
239
Voted
ICDE
2003
IEEE
120views Database» more  ICDE 2003»
16 years 4 months ago
PBiTree Coding and Efficient Processing of Containment Joins
This paper addresses issues related to containment join processing in tree-structured data such as XML documents. A containment join takes two sets of XML node elements as input a...
Wei Wang 0011, Haifeng Jiang, Hongjun Lu, Jeffrey ...
139
Voted
CISIS
2009
IEEE
15 years 18 days ago
Evaluation of a Framework for Dynamic Source Selection in Stream Processing
The volume of stream data delivered from different information sources is increasing. There are a variety of demands to utilize such stream data for applications. Stream processin...
Kousuke Ohki, Yousuke Watanabe, Hiroyuki Kitagawa
ADC
2008
Springer
114views Database» more  ADC 2008»
15 years 9 months ago
Enabling Resource-Awareness for In-Network Data Processing in Wireless Sensor Networks
The next-generation of wireless sensor platforms allows for more advanced in-network data processing. The central challenge remains energy and communication efficiency. This paper...
Uwe Röhm, Mohamed Medhat Gaber, Quincy Tse