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ICPR
2008
IEEE
14 years 11 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
ISCAS
2002
IEEE
121views Hardware» more  ISCAS 2002»
14 years 2 months ago
Complex modulated critically sampled filter banks based on cosine and sine modulation
This paper explores subband processing of complex (I/Q) signals which finds various important applications especially in communications signal processing. Instead of using tradit...
Ari Viholainen, Tobias Hidalgo Stitz, Juuso Alhava...
PATMOS
2004
Springer
14 years 3 months ago
Signal Sampling Based Transition Modeling for Digital Gates Characterization
Current characterization methods introduce an important error in the measurement process. In this paper, we present a novel method to drive the timing characterization of logic gat...
Alejandro Millán, Jorge Juan-Chico, Manuel ...
CVPR
2006
IEEE
14 years 12 months ago
Probabilistic 3D Polyp Detection in CT Images: The Role of Sample Alignment
Automatic polyp detection is an increasingly important task in medical imaging with virtual colonoscopy [15] being widely used. In this paper, we present a 3D object detection alg...
Zhuowen Tu, Xiang Sean Zhou, Luca Bogoni, Adrian B...
ICDE
2002
IEEE
146views Database» more  ICDE 2002»
14 years 11 months ago
Query Estimation by Adaptive Sampling
The ability to provide accurate and efficient result estimations of user queries is very important for the query optimizer in database systems. In this paper, we show that the tra...
Yi-Leh Wu, Divyakant Agrawal, Amr El Abbadi