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ICPR
2008
IEEE
16 years 5 months ago
A hierarchical model for the evaluation of biometric sample quality
The evaluation of biometric sample quality is of great importance in the evaluation of biometric algorithms. In this paper, we propose a novel hierarchical model to compute the sa...
Qian He, Tieniu Tan, Yong Zou, Zhenan Sun
ICPR
2006
IEEE
16 years 5 months ago
Modelling Crowd Scenes for Event Detection
This work presents an automatic technique for detection of abnormal events in crowds. Crowd behaviour is difficult to predict and might not be easily semantically translated. More...
Ernesto L. Andrade, Robert B. Fisher, Scott Blunsd...
132
Voted
ICPR
2006
IEEE
16 years 5 months ago
Analysis of Ramp Discontinuity Model for Multiscale Image Segmentation
This paper presents an algorithm for multiscale image segmentation. Towards this, it proposes a new region model, that of a homogenous region surrounded by ramp discontinuities (a...
Himanshu Arora, Narendra Ahuja
ICPR
2006
IEEE
16 years 5 months ago
Linear model combining by optimizing the Area under the ROC curve
In some classification problems, like the detection of illnesses in patients, classes are very unbalanced and the misclassification costs for different classes vary significantly....
David M. J. Tax, Robert P. W. Duin
120
Voted
ICPR
2006
IEEE
16 years 5 months ago
A probabilistic model with parsinomious representation for sensor fusion in recognizing activity in pervasive environment
To tackle the problem of increasing numbers of state transition parameters when the number of sensors increases, we present a probabilistic model together with several parsinomiou...
Dinh Q. Phung, Dung T. Tran