System Identification Toolbox

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The value of the "InitialState" option must be a column vector composed of { number,integer} real values. See "doc idnl

Last post by fyousefi « Mon Mar 01, 2021 5:46 pm

by fyousefi » Mon Mar 01, 2021 5:46 pm

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Last post by fyousefi
Mon Mar 01, 2021 5:46 pm
The number of inputs and outputs of the IDDATA object used for initial states must match those of the model.

Last post by fyousefi « Mon Mar 01, 2021 5:46 pm

by fyousefi » Mon Mar 01, 2021 5:46 pm

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Last post by fyousefi
Mon Mar 01, 2021 5:46 pm
Incorrect specification of initial states for the command. Type "help for more information.

Last post by fyousefi « Mon Mar 01, 2021 5:45 pm

by fyousefi » Mon Mar 01, 2021 5:45 pm

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Last post by fyousefi
Mon Mar 01, 2021 5:45 pm
The command operates on a single model when used with output arguments.

Last post by fyousefi « Mon Mar 01, 2021 5:44 pm

by fyousefi » Mon Mar 01, 2021 5:44 pm

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Last post by fyousefi
Mon Mar 01, 2021 5:44 pm
The value of prediction horizon must be 1 (for 1-step prediction error minimization) or Inf (for simulation error minimi

Last post by fyousefi « Mon Mar 01, 2021 5:43 pm

by fyousefi » Mon Mar 01, 2021 5:43 pm

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910 Views

Last post by fyousefi
Mon Mar 01, 2021 5:43 pm
There should be at least {,number,integer} samples in data for 1-step ahead prediction error minimization.

Last post by fyousefi « Mon Mar 01, 2021 5:43 pm

by fyousefi » Mon Mar 01, 2021 5:43 pm

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Last post by fyousefi
Mon Mar 01, 2021 5:43 pm
The value of the "InitialState" option for an model must be ''e'' or a real matrix of size ,number,integer nu

Last post by fyousefi « Mon Mar 01, 2021 5:42 pm

by fyousefi » Mon Mar 01, 2021 5:42 pm

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799 Views

Last post by fyousefi
Mon Mar 01, 2021 5:42 pm
The "InitialState" option for the "findstates" command must be a specification object, a valid character vector or a dou

Last post by fyousefi « Mon Mar 01, 2021 5:40 pm

by fyousefi » Mon Mar 01, 2021 5:40 pm

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836 Views

Last post by fyousefi
Mon Mar 01, 2021 5:40 pm
The value of the "findstates" command option "InitialState" cannot be ''d'' for continuous-time models. Use ''e'' instea

Last post by fyousefi « Mon Mar 01, 2021 5:40 pm

by fyousefi » Mon Mar 01, 2021 5:40 pm

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784 Views

Last post by fyousefi
Mon Mar 01, 2021 5:40 pm
The first input argument of the "findstates" command must be linear state-space (IDSS, IDGREY) or a nonlinear dynamic sy

Last post by fyousefi « Mon Mar 01, 2021 5:39 pm

by fyousefi » Mon Mar 01, 2021 5:39 pm

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733 Views

Last post by fyousefi
Mon Mar 01, 2021 5:39 pm
Model must be estimated before it can be used for operating point computation.

Last post by fyousefi « Mon Mar 01, 2021 5:39 pm

by fyousefi » Mon Mar 01, 2021 5:39 pm

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Last post by fyousefi
Mon Mar 01, 2021 5:39 pm
There are more free variables ( = number of free inputs + all outputs) than requirements (= number of outputs). Search m

Last post by fyousefi « Mon Mar 01, 2021 5:38 pm

by fyousefi » Mon Mar 01, 2021 5:38 pm

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823 Views

Last post by fyousefi
Mon Mar 01, 2021 5:38 pm
Steady-state signals must be specified with the ''steady'' option of the "findop" command. Use NaNs to denote unknown va

Last post by fyousefi « Mon Mar 01, 2021 5:38 pm

by fyousefi » Mon Mar 01, 2021 5:38 pm

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786 Views

Last post by fyousefi
Mon Mar 01, 2021 5:38 pm
Incorrect number of inputs specified for the ''snapshot'' option of the "findop" command. Type "help for correct sy

Last post by fyousefi « Mon Mar 01, 2021 5:37 pm

by fyousefi » Mon Mar 01, 2021 5:37 pm

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748 Views

Last post by fyousefi
Mon Mar 01, 2021 5:37 pm
Initial state values, if specified, should be ''zero'' or a vector of length number,integer.

Last post by fyousefi « Mon Mar 01, 2021 5:37 pm

by fyousefi » Mon Mar 01, 2021 5:37 pm

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Last post by fyousefi
Mon Mar 01, 2021 5:37 pm
The "findop" command does not support multi-experiment data. Determine operating point for each data experiment separate

Last post by fyousefi « Mon Mar 01, 2021 5:36 pm

by fyousefi » Mon Mar 01, 2021 5:36 pm

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809 Views

Last post by fyousefi
Mon Mar 01, 2021 5:36 pm
Snapshot time cannot be outside the time-span of the provided data.

Last post by fyousefi « Mon Mar 01, 2021 5:35 pm

by fyousefi » Mon Mar 01, 2021 5:35 pm

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712 Views

Last post by fyousefi
Mon Mar 01, 2021 5:35 pm
Snapshot time in the "findop" command must be provided as a real number that is greater than or equal to the start time

Last post by fyousefi « Mon Mar 01, 2021 5:34 pm

by fyousefi » Mon Mar 01, 2021 5:34 pm

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781 Views

Last post by fyousefi
Mon Mar 01, 2021 5:34 pm
In the "findop(SYS, 'steady', InputLevel, ...)" command, {0} must be a real vector of length number,integer Use NaN

Last post by fyousefi « Mon Mar 01, 2021 5:34 pm

by fyousefi » Mon Mar 01, 2021 5:34 pm

0 Replies

765 Views

Last post by fyousefi
Mon Mar 01, 2021 5:34 pm
Input data used with "snapshot" option of the "findop" command must be in time domain.

Last post by fyousefi « Mon Mar 01, 2021 5:32 pm

by fyousefi » Mon Mar 01, 2021 5:32 pm

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774 Views

Last post by fyousefi
Mon Mar 01, 2021 5:32 pm
The "findapp" command does not support multi-experiment data. Determine linear approximation for each data experiment se

Last post by fyousefi « Mon Mar 01, 2021 5:30 pm

by fyousefi » Mon Mar 01, 2021 5:30 pm

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954 Views

Last post by fyousefi
Mon Mar 01, 2021 5:30 pm
The second input argument of the "getDelayInfo" command must be ''channelwise'' or ''all'' (default: ''all'').

Last post by fyousefi « Mon Mar 01, 2021 5:29 pm

by fyousefi » Mon Mar 01, 2021 5:29 pm

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Last post by fyousefi
Mon Mar 01, 2021 5:29 pm
Using past data as initial conditions requires uniform intersample behavior across all inputs. will be assumed f

Last post by fyousefi « Mon Mar 01, 2021 5:28 pm

by fyousefi » Mon Mar 01, 2021 5:28 pm

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846 Views

Last post by fyousefi
Mon Mar 01, 2021 5:28 pm
The command requires uniform intersample behavior across all inputs for continuous-time models. will be as

Last post by fyousefi « Mon Mar 01, 2021 5:26 pm

by fyousefi » Mon Mar 01, 2021 5:26 pm

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762 Views

Last post by fyousefi
Mon Mar 01, 2021 5:26 pm
the "data2state(SYS, IO)" command, IO must be an specified as an IDDATA object if SYS is a continuous-time model.

Last post by fyousefi « Mon Mar 01, 2021 5:25 pm

by fyousefi » Mon Mar 01, 2021 5:25 pm

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780 Views

Last post by fyousefi
Mon Mar 01, 2021 5:25 pm

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