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» An algorithmic approach to knowledge evolution
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KCAP
2009
ACM
15 years 6 months ago
Workflow matching using semantic metadata
Workflows are becoming an increasingly more common paradigm to manage scientific analyses. As workflow repositories start to emerge, workflow retrieval and discovery becomes a cha...
Yolanda Gil, Jihie Kim, Gonzalo Flórez Puga...
ACSAC
2008
IEEE
15 years 6 months ago
STILL: Exploit Code Detection via Static Taint and Initialization Analyses
We propose STILL, a generic defense based on Static Taint and InitiaLization anaLyses, to detect exploit code embedded in data streams/requests targeting at various Internet servi...
Xinran Wang, Yoon-chan Jhi, Sencun Zhu, Peng Liu
CDC
2008
IEEE
15 years 6 months ago
Shannon meets Bellman: Feature based Markovian models for detection and optimization
— The goal of this paper is to develop modeling techniques for complex systems for the purposes of control, estimation, and inference: (i) A new class of Hidden Markov Models is ...
Sean P. Meyn, George Mathew
ICDM
2008
IEEE
146views Data Mining» more  ICDM 2008»
15 years 6 months ago
Isolation Forest
Most existing model-based approaches to anomaly detection construct a profile of normal instances, then identify instances that do not conform to the normal profile as anomalies...
Fei Tony Liu, Kai Ming Ting, Zhi-Hua Zhou
ICDM
2008
IEEE
252views Data Mining» more  ICDM 2008»
15 years 6 months ago
Data Mining for Climate Change and Impacts
Knowledge discovery from temporal, spatial and spatiotemporal data is critical for climate change science and climate impacts. Climate statistics is a mature area. However, recent...
Auroop R. Ganguly, Karsten Steinhaeuser