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2000
IEEE
15 years 7 months ago
Parallel Simulation of 3D Nonlinear Acoustic Fields on a Linux-cluster
Simulating the propagation of 3D ultrasonic waves in a nonlinear medium is a demanding task. It requires the solution of time-dependent and nonlinear partial differential equation...
Xing Cai, Åsmund Ødegård
129
Voted
ECCV
1994
Springer
16 years 4 months ago
Recursive Non-Linear Estimation of Discontinuous Flow Fields
Abstract. This paper de nes a temporal continuity constraint that expresses assumptions about the evolution of 2D image velocity, or optical ow, over a sequence of images. Temporal...
Michael J. Black
91
Voted
ICCAD
2007
IEEE
173views Hardware» more  ICCAD 2007»
15 years 11 months ago
Bounding L2 gain system error generated by approximations of the nonlinear vector field
Abstract— Typical nonlinear model order reduction approaches need to address two issues: reducing the order of the model, and approximating the vector field. In this paper we fo...
Kin Cheong Sou, Alexandre Megretski, Luca Daniel
96
Voted
ICDAR
2007
IEEE
15 years 9 months ago
Robust Document Warping with Interpolated Vector Fields
This paper describes a new versatile algorithm for correcting nonlinear distortions, such as curvature of book pages, in camera based document processing. We introduce the idea of...
D. Schneider, Marco Block, Raúl Rojas