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TMI
2002
120views more  TMI 2002»
13 years 9 months ago
Exact Frequency-Domain Reconstruction for Thermoacoustic Tomography: I. Planar Geometry
Abstract--We report an exact and fast Fourier-domain reconstruction algorithm for thermoacoustic tomography in a planar configuration assuming thermal confinement and constant acou...
Yuan Xu, Dazi Feng, Lihong V. Wang
IJCV
2008
288views more  IJCV 2008»
13 years 9 months ago
Mutual Information-Based 3D Object Tracking
Abstract We propose a robust methodology for 3D modelbased markerless tracking of textured objects in monocular image sequences. The technique is based on mutual information maximi...
Giorgio Panin, Alois Knoll
SCL
2010
146views more  SCL 2010»
13 years 8 months ago
Decay of Hankel singular values of analytic control systems
We show that control systems with an analytic semigroup and control and observation operators that are not too unbounded have a Hankel operator that belongs to the Schatten class ...
Mark R. Opmeer
SIAMJO
2010
133views more  SIAMJO 2010»
13 years 8 months ago
Infeasibility Detection and SQP Methods for Nonlinear Optimization
This paper addresses the need for nonlinear programming algorithms that provide fast local convergence guarantees no matter if a problem is feasible or infeasible. We present an a...
Richard H. Byrd, Frank E. Curtis, Jorge Nocedal
MICCAI
2008
Springer
14 years 11 months ago
Physical-Space Refraction-Corrected Transmission Ultrasound Computed Tomography Made Computationally Practical
Abstract. Transmission Ultrasound Computed Tomography (CT) is strongly affected by the acoustic refraction properties of the imaged tissue, and proper modeling and correction of th...
Shengying Li, Klaus Mueller, Marcel Jackowski, ...