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» Performance Evaluation on a Real-Time Database
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EDBT
2012
ACM
255views Database» more  EDBT 2012»
13 years 6 months ago
Top-k spatial keyword queries on road networks
With the popularization of GPS-enabled devices there is an increasing interest for location-based queries. In this context, one interesting problem is processing top-k spatial key...
João B. Rocha-Junior, Kjetil Nørv&ar...
KDD
2009
ACM
159views Data Mining» more  KDD 2009»
16 years 5 months ago
Adapting the right measures for K-means clustering
Clustering validation is a long standing challenge in the clustering literature. While many validation measures have been developed for evaluating the performance of clustering al...
Junjie Wu, Hui Xiong, Jian Chen
CIKM
2004
Springer
15 years 9 months ago
RStar: an RDF storage and query system for enterprise resource management
Modern corporations operate in an extremely complex environment and strongly depend on all kinds of information resources across the enterprise. Unfortunately, with the growth of ...
Li Ma, Zhong Su, Yue Pan, Li Zhang, Tao Liu
EDBT
2010
ACM
189views Database» more  EDBT 2010»
15 years 9 months ago
Efficient physical operators for cost-based XPath execution
The creation of a generic and modular query optimization and processing infrastructure can provide significant benefits to XML data management. Key pieces of such an infrastructur...
Haris Georgiadis, Minas Charalambides, Vasilis Vas...
ICC
2007
IEEE
15 years 10 months ago
Using Resource Pools for Pre-Signaled Restoration LSP in ASON Networks
— When considering network restoration, the amount of reserved resources has an important impact on network performance in that it can restrict the acceptance of new connections....
Florence Kolberg, David Harle