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» Analysis of Agglomerative Clustering
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WWW
2010
ACM
16 years 18 days ago
Sampling community structure
We propose a novel method, based on concepts from expander graphs, to sample communities in networks. We show that our sampling method, unlike previous techniques, produces subgra...
Arun S. Maiya, Tanya Y. Berger-Wolf
ISPASS
2010
IEEE
16 years 14 days ago
The Hadoop distributed filesystem: Balancing portability and performance
—Hadoop is a popular open-source implementation of MapReduce for the analysis of large datasets. To manage storage resources across the cluster, Hadoop uses a distributed user-le...
Jeffrey Shafer, Scott Rixner, Alan L. Cox
154
Voted
AINA
2009
IEEE
16 years 13 days ago
Similarity Search over DNS Query Streams for Email Worm Detection
Email worms continue to be a persistent problem, indicating that current approaches against this class of selfpropagating malicious code yield rather meagre results. Additionally,...
Nikolaos Chatzis, Nevil Brownlee
CCGRID
2009
IEEE
16 years 11 days ago
Performance under Failures of DAG-based Parallel Computing
— As the scale and complexity of parallel systems continue to grow, failures become more and more an inevitable fact for solving large-scale applications. In this research, we pr...
Hui Jin, Xian-He Sun, Ziming Zheng, Zhiling Lan, B...
CSE
2009
IEEE
16 years 11 days ago
A Network-Aware Distributed Membership Protocol for Collaborative Defense
— To counteract current trends in network malware, distributed solutions have been developed that harness the power of collaborative end-host sensors. While these systems greatly...
David Zage, Carl Livadas, Eve M. Schooler