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» A Model-Driven Transformation Method
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CAE
2007
15 years 6 months ago
An Efficient Perception-based Adaptive Color to Gray Transformation
The visualization of color images in gray scale has high practical and theoretical importance. Neither the existing local, gradient based methods, nor the fast global techniques g...
László Neumann, Martin Cadík,...
151
Voted
SBBD
2003
135views Database» more  SBBD 2003»
15 years 5 months ago
Privacy Preserving Clustering by Data Transformation
Despite its benefit in a wide range of applications, data mining techniques also have raised a number of ethical issues. Some such issues include those of privacy, data security,...
Stanley R. M. Oliveira, Osmar R. Zaïane
119
Voted
JCNS
2010
96views more  JCNS 2010»
15 years 2 months ago
Rapid determination of particle velocity from space-time images using the Radon transform
Laser-scanning methods are a means to observe streaming particles, such as the flow of red blood cells in a blood vessel. Typically, particle velocity is extracted from images form...
Patrick J. Drew, Pablo Blinder, Gert Cauwenberghs,...
141
Voted
TELSYS
2010
94views more  TELSYS 2010»
15 years 1 months ago
An improved Hurst parameter estimator based on fractional Fourier transform
A fractional Fourier transform (FrFT) based estimation method is introduced in this paper to analyze the long range dependence (LRD) in time series. The degree of LRD can be chara...
Yangquan Chen, Rongtao Sun, Anhong Zhou
122
Voted
GMP
2006
IEEE
112views Solid Modeling» more  GMP 2006»
15 years 9 months ago
Time-Varying Volume Geometry Compression with 4D Lifting Wavelet Transform
Geometry compression is an effective way to distribute high-volume geometry data within limited bandwidth and storage capacity. In this paper, a new time-varying 3D geometry compre...
Yan Wang, Heba Hamza