2041 search results - page 241 / 409 » Data mining for activity extraction in video data |
181
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SEKE
2010
Springer
15 years 4 months ago
2010
Springer
In this paper, we are interested in the relationship between final prices of online auctions and possible shill activities during those auctions. We conduct experiments on real auc...
190
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ICPR
2006
IEEE
16 years 7 months ago
2006
IEEE
We present a model of a `gas of circles', the ensemble of regions in the image domain consisting of an unknown number of circles with approximately fixed radius and short ran...
161
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ICB
2009
Springer
15 years 11 months ago
2009
Springer
This paper proposes a statistical model for fingerprint ridge orientations. The active fingerprint ridge orientation model (AFROM) iteratively deforms to fit the orientation fi...
169
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VMV
2003
15 years 7 months ago
2003
In this paper, we present a new deformable model — 2.5D Active Contour— that is capable of directly extracting shape geometry from 3D unorganized point cloud datasets. The rec...
195
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KDD
2004
ACM
15 years 12 months ago
2004
ACM
Mark-recapture models have for many years been used to estimate the unknown sizes of animal and bird populations. In this article we adapt a finite mixture mark-recapture model i...