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长安大学电子与控制工程学院自动控制原理英文课件Chapter 09 Stability in the Frequency Domain
长安大学电子与控制工程学院 自动控制原理 英文课件 Stability Frequency Domain
2020/1/8
长安大学电子与控制工程学院自动控制原理英文课件Chapter 09 Stability in the Frequency Domain。
A SPATIAL DOMAIN AND FREQUENCY DOMAIN INTEGRATED APPROACH TO FUSION MULTIFOCUS IMAGES
multifocus image fusion Sum-modified-Laplacian stationary wavelet transform
2015/12/31
A spatial domain and frequency domain integrated approach was proposed to fusion multifocus images. The proposed multifocus image fusion algorithm was composed of computing Sum-modified-Laplacian(SML)...
Evaluation of Electromyographic Frequency Domain Changes during a ThreeMinute Maximal Effort Cycling Test
Critical power EMG fatigue cycling
2015/8/28
To evaluate the time course of EMG frequency changes during a
three-minute maximal effort cycling test (3MT) session and to
examine which parameter between mean (MNF) and median
(MDF) frequency ...
Optimal excitation signal design for frequency domain system identification using semidefinite programming
The optimal excitation signal and the dispersion function semidefinite programming linear matrix inequality (lmi)
2015/8/11
The paper discusses two methods of optimal excitation signal design for identification with Maximum Likelihood parameter estimation: The ‘classical’, dispersion function based method, and a new, semid...
Computing optimal uncertainty models from frequency domain data
Uncertainty model robust control multivariate nonparametric linear matrix inequality the noise
2015/8/11
Uncertainty models are an essential ingredient in robust control design. In addition, because of the tradeoff between uncertainty and performance, the uncertainty model should be as ‘tight’ as possibl...
Optimal Excitation Signal Design for Frequency Domain System Identification Using Semidefinite Programming
Optimal Excitation Signal Design Frequency Domain System Identification Semidefinite Programming
2015/7/13
The paper discusses two methods of optimal excitation signal design for identification with Maximum Likelihood parameter estimation: The ‘classical’, dispersion function based method, and a new, semid...
Computing Optimal Uncertainty Models from Frequency Domain Data
Computing Optimal Uncertainty Models Frequency Domain Data
2015/7/10
Uncertainty models are an essential ingredient in robust control design. In addition, because of the tradeoff between uncertainty and performance, the uncertainty model should be as ‘tight’ as possibl...
Hidden Communication in Frequency Domain for Information Exchange
Spatial Information Sciences Technology Application
2015/7/7
In last decade, Geoinformatic products such as geo-maps and aerial photos have been shared over the Web. The Web technologies
have been employed in providing geo-information exchange. Today, there is...
Demonstration of Nonlinear Frequency Domain Methods
Demonstration Nonlinear Frequency Domain Methods
2015/7/2
This paper demonstrates the accuracy of the nonlinear frequency domain method in applications to unsteadyflow calculations. The basis of the method is a pseudospectral approach to recast a nonli...
Optimum Shape Design for Unsteady Three-Dimensional Viscous Flows Using a Nonlinear Frequency-Domain Method
Optimum Shape Design Unsteady Three-Dimensional Viscous Flows Nonlinear Frequency-Domain Method
2015/7/2
This paper presents an adjoint method for the optimum shape design of unsteady three-dimensional viscousflows.The goal is to develop a set of discrete unsteady adjoint equations and the correspo...
The computational efficiency of non-linear frequency domain methods
Non-linear Frequency Harmonic Balance Unsteady Fluid Dynamics
2015/7/2
This paper demonstrates efficient solver technologies applied to the non-linear frequency domain (NLFD) method.The basis of the NLFD method is to assume the time period of the solutions oscillat...
NON-LINEAR FREQUENCY DOMAIN BASED OPTIMUM SHAPE DESIGN FOR UNSTEADY THREE-DIMENSIONAL FLOWS
NON-LINEAR FREQUENCY DOMAIN BASED OPTIMUM SHAPE DESIGN UNSTEADY THREE-DIMENSIONAL FLOWS
2015/7/2
This paper presents an adjoint method for the optimum shape design of unsteady flows. The goal is to develop a set of discrete unsteady adjoint equations and the corresponding boundary condition...
OPTIMUM SHAPE DESIGN FOR UNSTEADY FLOWS USING TIME ACCURATE AND NON-LINEAR FREQUENCY DOMAIN METHODS
ACCURATE NON-LINEAR FREQUENCY DOMAIN METHODS
2015/7/2
This paper presents an adjoint method for the optimum shape design of unsteady flows. The goal is to develop a set of discrete unsteady adjoint equations and their corresponding boundary conditi...
Application of a Non-Linear Frequency Domain Solver to the Euler and Navier-Stokes Equations
Application Non-Linear Frequency Domain Solver Euler Navier-Stokes Equations
2015/7/2
This paper presents a technique used to accelerate the convergence of unsteady flows to a periodic steady state. The basis of this procedure is to assume the time period of the solution’s oscill...
FILTRATION OF AERIAL IMAGES IN SPECTRAL AND FREQUENCY DOMAIN FOR IMPROVING THE ACCURACY OF AUTOMATIC DIGITAL AEROTRIANGULATION
Photogrammetry aerotriangulation matching accuracy digital processing orientation
2015/6/1
Automatic digital aerotriangulation is one of the most essential processes in digital photogrammetry. Nowadays the images used in aerotriangulation are not filtered.The analysis of accuracy of digital...