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QEST
2009
IEEE
16 years 1 months ago
Exploiting Restricted Transitions in Quasi-Birth-and-Death Processes
—In this paper we consider Quasi-Birth-and-Death (QBD) processes where the upward (resp. downward) transitions are restricted to occur only from (resp. to) a subset of the phase ...
Juan F. Pérez, Benny Van Houdt
210
Voted
MLDM
2009
Springer
16 years 1 months ago
Relational Frequent Patterns Mining for Novelty Detection from Data Streams
We face the problem of novelty detection from stream data, that is, the identification of new or unknown situations in an ordered sequence of objects which arrive on-line, at cons...
Michelangelo Ceci, Annalisa Appice, Corrado Loglis...
CNSR
2008
IEEE
126views Communications» more  CNSR 2008»
16 years 1 months ago
Distributed Exchange of Alerts for the Detection of Coordinated Attacks
Attacks and intrusions to information systems cause large revenue losses. The prevention of these attacks is not always possible by just considering information from isolated sour...
Joaquín García-Alfaro, Michael A. Ja...
157
Voted
ICASSP
2008
IEEE
16 years 1 months ago
Exploiting temporal change of pitch in formant estimation
This paper considers the problem of obtaining an accurate spectral representation of speech formant structure when the voicing source exhibits a high fundamental frequency. Our wo...
Tao T. Wang, Thomas F. Quatieri
208
Voted
ICPR
2008
IEEE
16 years 1 months ago
Active contour algorithm for texture segmentation using a texture feature set
This paper presents a novel algorithm for unsupervised texture segmentation. We incorporate a set of texture features under a segmentation framework, based on the active contour w...
Sandro Vega-Pons, José Luís Gil Rodr...