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» Experiments in Parallel Clustering with DBSCAN
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CIKM
2009
Springer
14 years 11 days ago
Query processing of massive trajectory data based on mapreduce
With the development of positioning technologies and the boosting deployment of inexpensive location-aware sensors, large volumes of trajectory data have emerged. However, efficie...
Qiang Ma, Bin Yang 0002, Weining Qian, Aoying Zhou
CORR
2010
Springer
148views Education» more  CORR 2010»
13 years 7 months ago
Data Sharing Options for Scientific Workflows on Amazon EC2
Efficient data management is a key component in achieving good performance for scientific workflows in distributed environments. Workflow applications typically communicate data be...
Gideon Juve, Ewa Deelman, Karan Vahi, Gaurang Meht...
JPDC
2007
138views more  JPDC 2007»
13 years 7 months ago
Distributed computation of the knn graph for large high-dimensional point sets
High-dimensional problems arising from robot motion planning, biology, data mining, and geographic information systems often require the computation of k nearest neighbor (knn) gr...
Erion Plaku, Lydia E. Kavraki
EMNLP
2009
13 years 5 months ago
The infinite HMM for unsupervised PoS tagging
We extend previous work on fully unsupervised part-of-speech tagging. Using a non-parametric version of the HMM, called the infinite HMM (iHMM), we address the problem of choosing...
Jurgen Van Gael, Andreas Vlachos, Zoubin Ghahraman...
HPDC
2010
IEEE
13 years 8 months ago
Performance analysis of dynamic workflow scheduling in multicluster grids
Scientists increasingly rely on the execution of workflows in grids to obtain results from complex mixtures of applications. However, the inherently dynamic nature of grid workflo...
Omer Ozan Sonmez, Nezih Yigitbasi, Saeid Abrishami...