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» Maximal Vector Computation in Large Data Sets
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CDC
2009
IEEE
208views Control Systems» more  CDC 2009»
15 years 7 months ago
Sensor selection for hypothesis testing in wireless sensor networks: a Kullback-Leibler based approach
We consider the problem of selecting a subset of p out of n sensors for the purpose of event detection, in a wireless sensor network (WSN). Occurrence or not of the event of intere...
Dragana Bajovic, Bruno Sinopoli, João Xavie...
ACSAC
2010
IEEE
15 years 4 months ago
Comprehensive shellcode detection using runtime heuristics
A promising method for the detection of previously unknown code injection attacks is the identification of the shellcode that is part of the attack vector using payload execution....
Michalis Polychronakis, Kostas G. Anagnostakis, Ev...
ICIP
2008
IEEE
16 years 8 months ago
Cross-domain learning methods for high-level visual concept classification
Exploding amounts of multimedia data increasingly require automatic indexing and classification, e.g. training classifiers to produce high-level features, or semantic concepts, ch...
Wei Jiang, Eric Zavesky, Shih-Fu Chang, Alexander ...
BMCBI
2006
110views more  BMCBI 2006»
15 years 6 months ago
Bias in error estimation when using cross-validation for model selection
Background: Cross-validation (CV) is an effective method for estimating the prediction error of a classifier. Some recent articles have proposed methods for optimizing classifiers...
Sudhir Varma, Richard Simon
KDD
2004
ACM
190views Data Mining» more  KDD 2004»
16 years 7 months ago
Kernel k-means: spectral clustering and normalized cuts
Kernel k-means and spectral clustering have both been used to identify clusters that are non-linearly separable in input space. Despite significant research, these methods have re...
Inderjit S. Dhillon, Yuqiang Guan, Brian Kulis