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ISBI
2007
IEEE
15 years 10 months ago
A Posteriori Error Estimation in Biomedical Imaging
We present an adaptive hybrid FEM/FDM method for an inverse scattering problem in scanning acoustic microscopy with a special focus on new application in medical imaging. The prob...
Larisa Beilina
ISCAS
2007
IEEE
103views Hardware» more  ISCAS 2007»
15 years 10 months ago
Multi-Vth Level Conversion Circuits for Multi-VDD Systems
— Employing multiple supply voltages (multi-VDD) is attractive for reducing the power consumption without sacrificing the speed of an integrated circuit (IC). In order to transfe...
Sherif A. Tawfik, Volkan Kursun
WADS
2007
Springer
184views Algorithms» more  WADS 2007»
15 years 10 months ago
A Pseudopolynomial Time O (log n )-Approximation Algorithm for Art Gallery Problems
In this paper, we give a O(log copt)-approximation algorithm for the point guard problem where copt is the optimal number of guards. Our algorithm runs in time polynomial in n, the...
Ajay Deshpande, Taejung Kim, Erik D. Demaine, Sanj...
ISCAS
2006
IEEE
90views Hardware» more  ISCAS 2006»
15 years 10 months ago
Quality-biased rate allocation for compound image coding with block classification
- In this paper, we propose a novel rate allocation method for compound image coding using Quality-biased Rate-Distortion Optimization (QRDO) technique to enhance visual quality. T...
Dong Liu, Wenpeng Ding, Yuwen He, Feng Wu
PVM
2005
Springer
15 years 9 months ago
Some Improvements to a Parallel Decomposition Technique for Training Support Vector Machines
We consider a parallel decomposition technique for solving the large quadratic programs arising in training the learning methodology Support Vector Machine. At each iteration of th...
Thomas Serafini, Luca Zanni, Gaetano Zanghirati