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SIAMSC
2008
237views more  SIAMSC 2008»
15 years 6 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
SIAMCO
2002
77views more  SIAMCO 2002»
15 years 6 months ago
Robust Optimal Switching Control for Nonlinear Systems
Abstract. We formulate a robust optimal control problem for a general nonlinear system with finitely many admissible control settings and with costs assigned to switching of contro...
Joseph A. Ball, Jerawan Chudoung, Martin V. Day
ICCSA
2004
Springer
15 years 12 months ago
GTVIS: Fast and Efficient Rendering System for Real-Time Terrain Visualization
The paper presents an improved scheme for the visualization of 3D terrain in real-time using Digital Elevation Model (DEM). The method is primarily based on a modified version of R...
Russel A. Apu, Marina L. Gavrilova
CVPR
2008
IEEE
15 years 8 months ago
Efficient subdivision-based image and volume warping
Warping is fundamental to multiple algorithms in computer vision and medical imaging such as image and volume registration. Warping is performed by determining a continuous deform...
Gady Agam, Ravinder Singh
GECCO
2007
Springer
300views Optimization» more  GECCO 2007»
16 years 22 days ago
A NSGA-II, web-enabled, parallel optimization framework for NLP and MINLP
Engineering design increasingly uses computer simulation models coupled with optimization algorithms to find the best design that meets the customer constraints within a time con...
David J. Powell, Joel K. Hollingsworth