Sciweavers

MOBIDE
2005
ACM
14 years 6 months ago
DAIMON: data integration for a mobile network
We describe the DAIMON system for data integration of nomadic data. DAIMON is based on an extension of the mediator-wrapper architecture, where each node is a mediator of its own ...
Constantinos V. Katsaros, Ioannis L. Niarhos, Vasi...
MOBIQUITOUS
2005
IEEE
14 years 6 months ago
Decentralizing Query Processing in Sensor Networks
Recent research has led to the advent of software systems capable of performing query processing in sensor networks. They perform query processing in a sensor network by construct...
Ross Rosemark, Wang-Chien Lee
IPPS
2005
IEEE
14 years 6 months ago
Evaluation of Rate-Based Adaptivity in Asynchronous Data Stream Joins
Continuous query systems are an intuitive way for users to access streaming data in large-scale scientific applications containing many hundreds of streams. A challenge in these ...
Beth Plale, Nithya N. Vijayakumar
IDEAS
2005
IEEE
93views Database» more  IDEAS 2005»
14 years 6 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
ICPP
2005
IEEE
14 years 6 months ago
A Hybrid Searching Scheme in Unstructured P2P Networks
The existing searching schemes in Peer-to-Peer (P2P) networks are either forwarding-based or non-forwarding based. In forwarding-based schemes, queries are forwarded from the quer...
Xiuqi Li, Jie Wu
ICDE
2005
IEEE
160views Database» more  ICDE 2005»
14 years 6 months ago
NXS: Native XML processing in Sybase RDBMS
Sybase's flagship database product, Adaptive Server Enterprise provides Native XML processing (NXS) support. In this paper we present our experience related to query processi...
Anupam Singh, Srikanth Sampath, Vadiraja Bhatt, Fr...
SIGMOD
2006
ACM
121views Database» more  SIGMOD 2006»
14 years 6 months ago
Derby/S: a DBMS for sample-based query answering
Although approximate query processing is a prominent way to cope with the requirements of data analysis applications, current database systems do not provide integrated and compre...
Anja Klein, Rainer Gemulla, Philipp Rösch, Wo...
ADBIS
2006
Springer
81views Database» more  ADBIS 2006»
14 years 6 months ago
SDQNET: Semantic Distributed Querying in Loosely Coupled Data Sources
Web communities involve networks of loosely coupled data sources. Members in those communities should be able to pose queries and gather results from all data sources in the networ...
Eirini Spyropoulou, Theodore Dalamagas
SSDBM
2006
IEEE
197views Database» more  SSDBM 2006»
14 years 6 months ago
InterJoin: Exploiting Indexes and Materialized Views in XPath Evaluation
XML has become the standard for data exchange for a wide variety of applications, particularly in the scientific community. In order to efficiently process queries on XML repres...
Derek Phillips, Ning Zhang 0002, Ihab F. Ilyas, M....
SSD
2007
Springer
176views Database» more  SSD 2007»
14 years 6 months ago
Distributed, Concurrent Range Monitoring of Spatial-Network Constrained Mobile Objects
The ability to continuously monitor the positions of mobile objects is important in many applications. While most past work has been set in Euclidean spaces, the mobile objects rel...
Hua Lu, Zhiyong Huang, Christian S. Jensen, Linhao...