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Hammerstein-Wiener 모델

포화, 불감대와 같은 정적 비선형성을 선형 동적 시스템에 연결

정적 비선형성을 제외하면 선형 시스템이 되는 시스템에서 Hammerstein-Wiener 모델로 정적 비선형성을 추정합니다. 이들 모델은 툴박스에서 idnlhw 객체로 표현됩니다. System Identification 앱 또는 명령줄에서 nlhw 명령을 사용하여 Hammerstein-Wiener 모델을 추정할 수 있습니다.

앱

System Identification측정된 데이터에서 동적 시스템의 모델 식별하기

함수

모두 확장

idnlhwHammerstein-Wiener Model
nlhwEstimate Hammerstein-Wiener model
nlhwOptionsOption set for nlhw
initSet or randomize initial parameter values
getpvecObtain model parameters and associated uncertainty data
setpvecModify values of model parameters
idCustomNetworkCustom network function for nonlinear ARX and Hammerstein-Wiener models
idDeadZoneCreate a dead-zone nonlinearity estimator object
idPolynomial1DClass representing single-variable polynomial nonlinear estimator for Hammerstein-Wiener models
idPiecewiseLinearCreate a piecewise-linear nonlinearity estimator object
idSaturationCreate a saturation nonlinearity estimator object
idSigmoidNetworkSigmoid network function for nonlinear ARX and Hammerstein-Wiener models
idUnitGainSpecify absence of nonlinearities for specific input or output channels in Hammerstein-Wiener models
idWaveletNetworkWavelet network function for nonlinear ARX and Hammerstein-Wiener models
idGaussianProcessGaussian process regression mapping function for nonlinear ARX and Hammerstein-Wiener models (requires Statistics and Machine Learning Toolbox) (R2021b 이후)
idNeuralNetworkMultilayer neural network mapping function for nonlinear ARX models and Hammerstein-Wiener models (requires Statistics and Machine Learning Toolbox or Deep Learning Toolbox) (R2023b 이후)
evaluateEvaluate output values of idnlarx or idnlhw mapping object array for given set of input values
simSimulate response of identified model
simOptionsOption set for sim
compareCompare identified model output with measured output
compareOptionsOption set for compare
nlhwPlotPlot input and output nonlinearity, and linear responses of Hammerstein-Wiener model (R2023a 이후)
evaluateEvaluate output values of idnlarx or idnlhw mapping object array for given set of input values
findopCompute operating point for Hammerstein-Wiener model
findopOptionsOption set for findop
operspecConstruct operating point specification object for idnlhw model
linearizeLinearize Hammerstein-Wiener model
linappLinear approximation of nonlinear ARX and Hammerstein-Wiener models for given input

블록

모두 확장

Hammerstein-Wiener ModelSimulate Hammerstein-Wiener model in Simulink software
Iddata Sink시뮬레이션 데이터를 iddata 객체로 MATLAB 작업 공간으로 내보내기
Iddata SourceImport time-domain data stored in iddata object in MATLAB workspace

도움말 항목