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» Signal approximation using the bilinear transform
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ICASSP
2008
IEEE
14 years 5 months ago
Signal approximation using the bilinear transform
This paper explores the approximation properties of a unique basis expansion, which realizes a bilinear frequency warping between a continuous-time signal and its discrete-time re...
Archana Venkataraman, Alan V. Oppenheim
DATE
2003
IEEE
159views Hardware» more  DATE 2003»
14 years 4 months ago
Model-Order Reduction Based on PRONY's Method
A new model-order reduction technique for linear dynamic systems is presented. The idea behind this technique is to transform the dynamic system function from the s-domain into th...
Makram M. Mansour, Amit Mehrotra
FPL
2008
Springer
154views Hardware» more  FPL 2008»
14 years 13 days ago
Numerical function generators using bilinear interpolation
Two-variable numerical functions are widely used in various applications, such as computer graphics and digital signal processing. Fast and compact hardware implementations are re...
Shinobu Nagayama, Tsutomu Sasao, Jon T. Butler
SGP
2004
14 years 1 months ago
Signal-Specialized Parameterization for Piecewise Linear Reconstruction
We propose a metric for surface parameterization specialized to its signal that can be used to create more efficient, high-quality texture maps. Derived from Taylor expansion of s...
Geetika Tewari, John Snyder, Pedro V. Sander, Stev...
ICIP
2007
IEEE
15 years 17 days ago
Hierarchical Tensor Approximation of Multidimensional Images
Visual data comprises of multi-scale and inhomogeneous signals. In this paper, we exploit these characteristics and develop an adaptive data approximation technique based on a hie...
Qing Wu, Tian Xia, Yizhou Yu