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SIAMSC
2008
237views more  SIAMSC 2008»
13 years 9 months ago
A Variational Shape Optimization Approach for Image Segmentation with a Mumford--Shah Functional
We introduce a novel computational method for a Mumford-Shah functional, which decomposes a given image into smooth regions separated by closed curves. Casting this as a shape opti...
Günay Dogan, Pedro Morin, Ricardo H. Nochetto
DAC
2010
ACM
13 years 9 months ago
Parallel hierarchical cross entropy optimization for on-chip decap budgeting
Decoupling capacitor (decap) placement has been widely adopted as an effective way to suppress dynamic power supply noise. Traditional decap budgeting algorithms usually explore t...
Xueqian Zhao, Yonghe Guo, Zhuo Feng, Shiyan Hu
CDC
2009
IEEE
14 years 1 months ago
Ordinal optimization based security dispatching in deregulated power systems
— Due to the uncertainty in the forecasting of load patterns, security dispatching finds the generation pattern, which is the most economic and passes all N − 1 contingencies ...
Qing-Shan Jia, Min Xie, Felix F. Wu
ISCC
2003
IEEE
127views Communications» more  ISCC 2003»
14 years 2 months ago
Real-Time Multiple Description and Layered Encoded Video Streaming with Optimal Diverse Routing
Multiple Description (MD) and Layered Coding (LC) are two source-coding approaches proposed for adaptive and robust video streaming over lossy networks. Both streaming methods aim...
Ali C. Begen, Yucel Altunbasak, Özlem Ergun, ...
ICC
2007
IEEE
117views Communications» more  ICC 2007»
14 years 3 months ago
Synchronization in MB-OFDM-based UWB Systems
Abstract—This paper presents a preamble-based low complexity synchronization method for MB-OFDM based UWB systems. The proposed synchronization method consists of sync detection,...
Trent Jacobs, Yinghui Li, Hlaing Minn, R. M. A. P....