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IPL
2008
131views more  IPL 2008»
14 years 9 months ago
Ant colony optimization with partial order reduction for discovering safety property violations in concurrent models
In this article we analyze the combination of ACOhg, a new metaheuristic algorithm, plus partial order reduction applied to the problem of finding safety property violations in co...
J. Francisco Chicano, Enrique Alba
IJRR
2007
186views more  IJRR 2007»
14 years 9 months ago
Extracting Places and Activities from GPS Traces Using Hierarchical Conditional Random Fields
Learning patterns of human behavior from sensor data is extremely important for high-level activity inference. We show how to extract a person’s activities and significant plac...
Lin Liao, Dieter Fox, Henry A. Kautz
74
Voted
IJCV
2002
108views more  IJCV 2002»
14 years 9 months ago
Epipolar Geometry for Central Catadioptric Cameras
Abstract. In this paper we present an automatic hybrid matching system mixing images coming from central catadioptric systems and conventional cameras. We analyze three models of h...
Tomás Svoboda, Tomás Pajdla
TIP
2002
129views more  TIP 2002»
14 years 9 months ago
A vision-based masking model for spread-spectrum image watermarking
Abstract-- We present a perceptual model for hiding a spreadspectrum watermark of variable amplitude and density in an image. The model takes into account the sensitivity and maski...
Martin Kutter, Stefan Winkler
ICASSP
2011
IEEE
14 years 1 months ago
Feature selection through gravitational search algorithm
In this paper we deal with the problem of feature selection by introducing a new approach based on Gravitational Search Algorithm (GSA). The proposed algorithm combines the optimi...
João Paulo Papa, Andre Pagnin, Silvana Arti...