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SDM
2008
SIAM
165views Data Mining» more  SDM 2008»
15 years 7 months ago
On the Dangers of Cross-Validation. An Experimental Evaluation
Cross validation allows models to be tested using the full training set by means of repeated resampling; thus, maximizing the total number of points used for testing and potential...
R. Bharat Rao, Glenn Fung
AAMAS
2008
Springer
15 years 6 months ago
Organisational change through influence
We present the MOdel of Organisational Change using Agents (MOCHA) as a means to formally specify, check and simulate organisations and their changes using agents. We define the s...
Mairi McCallum, Wamberto Weber Vasconcelos, Timoth...
KDD
2009
ACM
204views Data Mining» more  KDD 2009»
16 years 6 months ago
Improving classification accuracy using automatically extracted training data
Classification is a core task in knowledge discovery and data mining, and there has been substantial research effort in developing sophisticated classification models. In a parall...
Ariel Fuxman, Anitha Kannan, Andrew B. Goldberg, R...
PVM
2009
Springer
16 years 22 days ago
Hierarchical Collectives in MPICH2
Abstract. Most parallel systems on which MPI is used are now hierarchical: some processors are much closer to others in terms of interconnect performance. One of the most common su...
Hao Zhu, David Goodell, William Gropp, Rajeev Thak...
IEEEARES
2009
IEEE
16 years 1 months ago
A Framework for Understanding Botnets
Botnets have become a severe threat to the cyberspace. However, existing studies are typically conducted in an ad hoc fashion, by demonstrating specific analysis on captured bot ...
Justin Leonard, Shouhuai Xu, Ravi S. Sandhu