LTPDA Toolbox™ | contents | ![]() ![]() |
findDiffStep search optimal step for differentiation. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% DESCRIPTION: Perform a scan of the derivative step for ssm systems and output the optimal step for the derivative calculated with ssm/parameterDiff CALL: step = findDiffStep(ssm, pl) INPUTS: ssm: A ssm system pl: A parameters list OUTPUT: step: Is a cdata Ao containing the optimal steps corresponding to the given parameters for the differentiation. Parameters Description VERSION: $Id$ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Method Details | |
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Access | public |
Defining Class | ssm |
Sealed | 0 |
Static | 0 |
Sets for this method … |
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Default |
Default |
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no description | |||
Key | Default Value | Options | Description |
INNAMES | {} [0x0] | none | A cell array containing the input port name. |
OUTNAMES | {} [0x0] | none | A cell array containing the output port name?. |
PARAMS | {} [0x0] | none | A cell array with the names of the parameters |
PARAMVALUES | [] | none | An array with the values of the parameters |
LOWSTEP | 1e-08 | none | Lower step. It is a multiplicative factor.True lower step is given by lowstep.*ParamValues |
UPSTEP | 0.10000000000000001 | none | Upper step. It is a multiplicative factor.True upper step is given by upstep.*ParamValues |
NSTEP | [] | none | Number of steps. |
STEPTYPE | 'log' |
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Type of step scan. |
F | [] | none | Vector of frequencies for bode response. In Hz |
PLOTRESULTS | 0 |
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Decide to plot results for the stability ofthe derivative averaged over the frequencies f |
OUTPUTFIT | 1 |
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Decide to a second order linear fit to output dataand output the minimum of the fit parabola as optimal step |
Some information of the method ssm/findDiffStep are listed below: | |
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Class name | ssm |
Method name | findDiffStep |
Category | Signal Processing |
Package name | LPF_DA_Module |
VCS Version | 9261be27dd1a3f454871757ac6dc9e0fb5b06f94 |
Min input args | 1 |
Max input args | -1 |
Min output args | 1 |
Max output args | -1 |
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Method: ssm/bodecst | Method: ssm/generateCovariance | ![]() |
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