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The command has no effect on an IDNLARX model with no differentiable nonlinearities.

Last post by fyousefi « Tue Mar 02, 2021 5:59 pm

by fyousefi » Tue Mar 02, 2021 5:59 pm

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Last post by fyousefi
Tue Mar 02, 2021 5:59 pm
The idgrey model has parameters that are shared by both the measured (a,b,c,d) and noise (k) components.\nIn this case,

Last post by fyousefi « Tue Mar 02, 2021 5:58 pm

by fyousefi » Tue Mar 02, 2021 5:58 pm

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446 Views

Last post by fyousefi
Tue Mar 02, 2021 5:58 pm
Enforcement of stability is not supported for multi-output ARX models.

Last post by fyousefi « Tue Mar 02, 2021 5:09 pm

by fyousefi » Tue Mar 02, 2021 5:09 pm

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Last post by fyousefi
Tue Mar 02, 2021 5:09 pm
Information content in input data does not support estimation of initial states. The "X0" property will be set to zero.

Last post by fyousefi « Tue Mar 02, 2021 5:08 pm

by fyousefi » Tue Mar 02, 2021 5:08 pm

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464 Views

Last post by fyousefi
Tue Mar 02, 2021 5:08 pm
Disturbance component of the model cannot be estimated using frequency domain data.

Last post by fyousefi « Tue Mar 02, 2021 5:08 pm

by fyousefi » Tue Mar 02, 2021 5:08 pm

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472 Views

Last post by fyousefi
Tue Mar 02, 2021 5:08 pm
The periodic input does not contain a whole number of periods. The data will not be treated as periodic.

Last post by fyousefi « Tue Mar 02, 2021 5:07 pm

by fyousefi » Tue Mar 02, 2021 5:07 pm

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487 Views

Last post by fyousefi
Tue Mar 02, 2021 5:07 pm
Different inputs in the data have different periodicities. The data will not be treated as periodic.

Last post by fyousefi « Tue Mar 02, 2021 5:07 pm

by fyousefi » Tue Mar 02, 2021 5:07 pm

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Last post by fyousefi
Tue Mar 02, 2021 5:07 pm
LSQNONLIN currently does not support the det-criterion. Using Criterion = ''Trace'' instead.

Last post by fyousefi « Tue Mar 02, 2021 5:06 pm

by fyousefi » Tue Mar 02, 2021 5:06 pm

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431 Views

Last post by fyousefi
Tue Mar 02, 2021 5:06 pm
The "cra" command cannot use multi-experiment data. Only the first experiment of the data will be used.

Last post by fyousefi « Tue Mar 02, 2021 5:06 pm

by fyousefi » Tue Mar 02, 2021 5:06 pm

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416 Views

Last post by fyousefi
Tue Mar 02, 2021 5:06 pm
The number of lags used by the "cra" function was changed to .

Last post by fyousefi « Tue Mar 02, 2021 5:05 pm

by fyousefi » Tue Mar 02, 2021 5:05 pm

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Last post by fyousefi
Tue Mar 02, 2021 5:05 pm
The order of the whitening filter used by the "cra" function was changed to

Last post by fyousefi « Tue Mar 02, 2021 5:04 pm

by fyousefi » Tue Mar 02, 2021 5:04 pm

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437 Views

Last post by fyousefi
Tue Mar 02, 2021 5:04 pm
There are no free initial states in the model to estimate.

Last post by fyousefi « Tue Mar 02, 2021 5:04 pm

by fyousefi » Tue Mar 02, 2021 5:04 pm

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442 Views

Last post by fyousefi
Tue Mar 02, 2021 5:04 pm
Estimation of initial conditions is not supported for frequency response data (IDFRD). Zero initial conditions will be u

Last post by fyousefi « Tue Mar 02, 2021 5:03 pm

by fyousefi » Tue Mar 02, 2021 5:03 pm

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488 Views

Last post by fyousefi
Tue Mar 02, 2021 5:03 pm
OutputWeight" estimation option is not used when model contains TREEPARTITION or NEURALNET nonlinearity.

Last post by fyousefi « Tue Mar 02, 2021 5:03 pm

by fyousefi » Tue Mar 02, 2021 5:03 pm

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Last post by fyousefi
Tue Mar 02, 2021 5:03 pm
There are no states in this model. Zero initial conditions will be used.

Last post by fyousefi « Tue Mar 02, 2021 5:02 pm

by fyousefi » Tue Mar 02, 2021 5:02 pm

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446 Views

Last post by fyousefi
Tue Mar 02, 2021 5:02 pm
For binary or constant input data, the input nonlinearity estimator could be set to UNITGAIN.

Last post by fyousefi « Tue Mar 02, 2021 5:02 pm

by fyousefi » Tue Mar 02, 2021 5:02 pm

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453 Views

Last post by fyousefi
Tue Mar 02, 2021 5:02 pm
The value of the algorithm property "MaxSize" has been changed to { ,number,integer}.

Last post by fyousefi « Tue Mar 02, 2021 5:01 pm

by fyousefi » Tue Mar 02, 2021 5:01 pm

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475 Views

Last post by fyousefi
Tue Mar 02, 2021 5:01 pm
The "IterativeWavenet" option is ignored when model contains WAVENET nonlinearity mixed with other nonlinearity estimato

Last post by fyousefi « Tue Mar 02, 2021 5:01 pm

by fyousefi » Tue Mar 02, 2021 5:01 pm

0 Replies

419 Views

Last post by fyousefi
Tue Mar 02, 2021 5:01 pm
For estimation of continuous-time models, the value of the "nk" property must be 0 or 1 for all input channels. Values g

Last post by fyousefi « Tue Mar 02, 2021 5:00 pm

by fyousefi » Tue Mar 02, 2021 5:00 pm

0 Replies

436 Views

Last post by fyousefi
Tue Mar 02, 2021 5:00 pm
The estimation data is bandlimited with sample time . Since a continuous-time model is being estimated, the data will

Last post by fyousefi « Tue Mar 02, 2021 5:00 pm

by fyousefi » Tue Mar 02, 2021 5:00 pm

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437 Views

Last post by fyousefi
Tue Mar 02, 2021 5:00 pm
Continuous-time models with more zeros than poles cannot be estimated.

Last post by fyousefi « Tue Mar 02, 2021 4:59 pm

by fyousefi » Tue Mar 02, 2021 4:59 pm

0 Replies

434 Views

Last post by fyousefi
Tue Mar 02, 2021 4:59 pm
Specified orders are too high for search of optimal state-space model orders. Reduce the order values or use an estimati

Last post by fyousefi « Tue Mar 02, 2021 4:59 pm

by fyousefi » Tue Mar 02, 2021 4:59 pm

0 Replies

441 Views

Last post by fyousefi
Tue Mar 02, 2021 4:59 pm
This model contains more parameters ({ ,number,integer}) than data samples available for estimation ({ ,number,integer})

Last post by fyousefi « Tue Mar 02, 2021 4:58 pm

by fyousefi » Tue Mar 02, 2021 4:58 pm

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426 Views

Last post by fyousefi
Tue Mar 02, 2021 4:58 pm
Unable to initialize TREEPARTITION estimator object. The specified data is too short.

Last post by fyousefi « Tue Mar 02, 2021 4:57 pm

by fyousefi » Tue Mar 02, 2021 4:57 pm

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411 Views

Last post by fyousefi
Tue Mar 02, 2021 4:57 pm
The maximum delay bound must be greater than the corresponding minimum delay bound.

Last post by fyousefi « Tue Mar 02, 2021 4:57 pm

by fyousefi » Tue Mar 02, 2021 4:57 pm

0 Replies

432 Views

Last post by fyousefi
Tue Mar 02, 2021 4:57 pm

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