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Select a model from Model Reducer data browser

Last post by esmatparast « Mon Mar 08, 2021 11:35 am

by esmatparast » Mon Mar 08, 2021 11:35 am

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336 Views

Last post by esmatparast
Mon Mar 08, 2021 11:35 am
Set lower frequency to determine inner boundary for region of interest

Last post by esmatparast « Mon Mar 08, 2021 11:35 am

by esmatparast » Mon Mar 08, 2021 11:35 am

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519 Views

Last post by esmatparast
Mon Mar 08, 2021 11:35 am
Plot absolute error between original and reduced model

Last post by esmatparast « Mon Mar 08, 2021 11:34 am

by esmatparast » Mon Mar 08, 2021 11:34 am

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728 Views

Last post by esmatparast
Mon Mar 08, 2021 11:34 am
Preserve DC Gain or truncate weakly coupled states

Last post by esmatparast « Mon Mar 08, 2021 11:33 am

by esmatparast » Mon Mar 08, 2021 11:33 am

0 Replies

332 Views

Last post by esmatparast
Mon Mar 08, 2021 11:33 am
Specify region of interest to select modes from complex plane

Last post by esmatparast « Mon Mar 08, 2021 11:33 am

by esmatparast » Mon Mar 08, 2021 11:33 am

0 Replies

509 Views

Last post by esmatparast
Mon Mar 08, 2021 11:33 am
Truncate states based on energy contributions

Last post by esmatparast « Mon Mar 08, 2021 11:33 am

by esmatparast » Mon Mar 08, 2021 11:33 am

0 Replies

475 Views

Last post by esmatparast
Mon Mar 08, 2021 11:33 am
Save current session including data, models, and plots

Last post by esmatparast « Mon Mar 08, 2021 11:32 am

by esmatparast » Mon Mar 08, 2021 11:32 am

0 Replies

722 Views

Last post by esmatparast
Mon Mar 08, 2021 11:32 am
SPY cannot be used for models with internal delays. Use "pade" or "getDelayModel" to obtain a delay-free model.

Last post by esmatparast « Sun Mar 07, 2021 9:32 pm

by esmatparast » Sun Mar 07, 2021 9:32 pm

0 Replies

512 Views

Last post by esmatparast
Sun Mar 07, 2021 9:32 pm
The lengths of q(0) and q'(0) must match the row size of the K matrix.

Last post by esmatparast « Sun Mar 07, 2021 9:32 pm

by esmatparast » Sun Mar 07, 2021 9:32 pm

0 Replies

715 Views

Last post by esmatparast
Sun Mar 07, 2021 9:32 pm
Sparse discrete-time second-order model with { ,number,integer} outputs, { ,number,integer} inputs, and { ,number,intege

Last post by esmatparast « Sun Mar 07, 2021 9:29 pm

by esmatparast » Sun Mar 07, 2021 9:29 pm

0 Replies

698 Views

Last post by esmatparast
Sun Mar 07, 2021 9:29 pm
array of sparse continuous-time state-space models.\nEach model has { ,number,integer} outputs, { ,number,integer} input

Last post by esmatparast « Sun Mar 07, 2021 9:29 pm

by esmatparast » Sun Mar 07, 2021 9:29 pm

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535 Views

Last post by esmatparast
Sun Mar 07, 2021 9:29 pm
\nUse "spy" and "showStateInfo" to inspect model structure. \nType "properties('sparss')" for a list of model properties

Last post by esmatparast « Sun Mar 07, 2021 9:13 pm

by esmatparast » Sun Mar 07, 2021 9:13 pm

0 Replies

685 Views

Last post by esmatparast
Sun Mar 07, 2021 9:13 pm
Returning state matrices for PADE(SYS,0) (internal delays set to zero).

Last post by esmatparast « Sun Mar 07, 2021 9:12 pm

by esmatparast » Sun Mar 07, 2021 9:12 pm

0 Replies

501 Views

Last post by esmatparast
Sun Mar 07, 2021 9:12 pm
Cannot access "SolverOptions" in model arrays unless it is uniform across models. \nUse SYS(:,:,j).SolverOptions to acce

Last post by esmatparast « Sun Mar 07, 2021 9:12 pm

by esmatparast » Sun Mar 07, 2021 9:12 pm

0 Replies

716 Views

Last post by esmatparast
Sun Mar 07, 2021 9:12 pm
"StateInfo" must be set to a struct array with fields Type, Name, and Size.

Last post by esmatparast « Sun Mar 07, 2021 9:09 pm

by esmatparast » Sun Mar 07, 2021 9:09 pm

0 Replies

419 Views

Last post by esmatparast
Sun Mar 07, 2021 9:09 pm
When modifying "StateInfo", the number of states must remain the same.

Last post by esmatparast « Sun Mar 07, 2021 9:08 pm

by esmatparast » Sun Mar 07, 2021 9:08 pm

0 Replies

472 Views

Last post by esmatparast
Sun Mar 07, 2021 9:08 pm
The matrix must be free of Inf's and NaN's.

Last post by esmatparast « Sun Mar 07, 2021 9:05 pm

by esmatparast » Sun Mar 07, 2021 9:05 pm

0 Replies

622 Views

Last post by esmatparast
Sun Mar 07, 2021 9:05 pm
Use SYS(:,:,j). to access the matrix of the j-th model in the model array SYS.

Last post by esmatparast « Sun Mar 07, 2021 9:04 pm

by esmatparast » Sun Mar 07, 2021 9:04 pm

0 Replies

459 Views

Last post by esmatparast
Sun Mar 07, 2021 9:04 pm
The "ssdata" command now returns the sample time "Ts" as its fifth output argument rather than the idss model matrix "K"

Last post by esmatparast « Sun Mar 07, 2021 9:01 pm

by esmatparast » Sun Mar 07, 2021 9:01 pm

0 Replies

555 Views

Last post by esmatparast
Sun Mar 07, 2021 9:01 pm
Obsolete syntax. Use the "idssdata" command to fetch the state-space matrices of an idss model (A, B, C, D, K).

Last post by esmatparast « Sun Mar 07, 2021 9:00 pm

by esmatparast » Sun Mar 07, 2021 9:00 pm

0 Replies

723 Views

Last post by esmatparast
Sun Mar 07, 2021 9:00 pm
Cannot create tunable PIDs in standard form, use the parallel form instead (see "pid" and "pid2"). You can also use "tun

Last post by esmatparast « Sun Mar 07, 2021 9:00 pm

by esmatparast » Sun Mar 07, 2021 9:00 pm

0 Replies

630 Views

Last post by esmatparast
Sun Mar 07, 2021 9:00 pm
Using the trapezoidal formula for the derivative term results in an unstable PID controller. One or more of the loaded v

Last post by esmatparast « Sun Mar 07, 2021 8:58 pm

by esmatparast » Sun Mar 07, 2021 8:58 pm

0 Replies

547 Views

Last post by esmatparast
Sun Mar 07, 2021 8:58 pm
The sampling time Ts must be less than 2*Tf for the derivative filter using "Forward Euler" formula to be stable.

Last post by esmatparast « Sun Mar 07, 2021 8:57 pm

by esmatparast » Sun Mar 07, 2021 8:57 pm

0 Replies

765 Views

Last post by esmatparast
Sun Mar 07, 2021 8:57 pm
Continuous-time PI controller in parallel form.

Last post by esmatparast « Sun Mar 07, 2021 8:55 pm

by esmatparast » Sun Mar 07, 2021 8:55 pm

0 Replies

717 Views

Last post by esmatparast
Sun Mar 07, 2021 8:55 pm
array of PID controllers in parallel form.

Last post by esmatparast « Sun Mar 07, 2021 8:47 pm

by esmatparast » Sun Mar 07, 2021 8:47 pm

0 Replies

527 Views

Last post by esmatparast
Sun Mar 07, 2021 8:47 pm

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