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PR
2002
104views more  PR 2002»
13 years 7 months ago
A geometric approach for the analysis and computation of the intrinsic camera parameters
The authors of this paper adopted the projected characteristics of the absolute conic in terms of the Pascal's theorem to propose an entirely new camera calibration method ba...
Eduardo Bayro-Corrochano, Bodo Rosenhahn
GLOBECOM
2008
IEEE
14 years 2 months ago
Performance Metric Sensitivity Computation for Optimization and Trade-Off Analysis in Wireless Networks
Abstract—We develop and evaluate a new method for estimating and optimizing various performance metrics for multihop wireless networks, including MANETs. We introduce an approxim...
John S. Baras, Vahid Tabatabaee, George Papageorgi...
PROCEDIA
2010
87views more  PROCEDIA 2010»
13 years 6 months ago
Forecast sensitivity to the observation error covariance in variational data assimilation
The development of the adjoint of the forecast model and of the adjoint of the data assimilation system (adjoint-DAS) make feasible the evaluation of the derivative-based forecast...
Dacian N. Daescu
EUROPAR
2005
Springer
14 years 1 months ago
Automatic Tuning of PDGEMM Towards Optimal Performance
Sophisticated parallel matrix multiplication algorithms like PDGEMM exhibit a complex structure and can be controlled by a large set of parameters including blocking factors and bl...
Sascha Hunold, Thomas Rauber
ICCAD
1997
IEEE
112views Hardware» more  ICCAD 1997»
13 years 12 months ago
Circuit optimization via adjoint Lagrangians
The circuit tuning problem is best approached by means of gradient-based nonlinear optimization algorithms. For large circuits, gradient computation can be the bottleneck in the o...
Andrew R. Conn, Ruud A. Haring, Chandramouli Viswe...