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Ivo Houtzager


Last seen: etwa 2 Monate vor |  Aktiv seit 2008

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Beantwortet
Error using Kalman function - cannot compute stabilizing Riccati solution
Your state-space model is probably not a minimal realization, in other words not fully obervable or not fully controllable. Perf...

etwa ein Jahr vor | 0

Beantwortet
Solve Linear System with a Ill Conditioned matrix.
Please have look at the following regress function, see PBSID-Toolbox/regress.m at master · jwvanwingerden/PBSID-Toolbox · GitHu...

mehr als ein Jahr vor | 0

| akzeptiert

Beantwortet
How to solve the Lyapunov equation with unknowns
One inefficient way is too convert the Lyaponuv Matrix equation to linear system using the vectorization rule, and solve the lin...

mehr als ein Jahr vor | 1

| akzeptiert

Beantwortet
discrete transfer function block replace of contioues transfer function block
You can't use the same parameters of the continuous-time filter in the discrete-time filter. You will have to discretize the fil...

mehr als 2 Jahre vor | 0

Beantwortet
Least square parameter estimation of MIMO ARX model
Example script to obtain the parameters of a MIMO ARX model (VARX) using least squares. N = 1000; % number of samples p = 5; %...

mehr als 2 Jahre vor | 0

Beantwortet
System ID function AR or ARMAX
Define a step input, and fit OE model as this model structure fits your data the best. See updated code below. % generate data:...

mehr als 2 Jahre vor | 0

| akzeptiert

Beantwortet
How to transform matrix V? (A = V*F*inv(V))
I believe you want to compute the Jordan canonical form of A. This can be done by [V,F] = jordan(A)

etwa 3 Jahre vor | 0

Beantwortet
Solving 4 linear equations with 4 unknowns (but vector variables)
Rewrite the linear equations to the linear matrix form of Y = A * X and then solve this linear matrix problem, see the following...

etwa 3 Jahre vor | 0

Beantwortet
lsim giving wrong results
Your end time in seconds do not match between the plots. The lsim simulates only up to 50 seconds which was set by the T variabl...

etwa 3 Jahre vor | 0

| akzeptiert

Beantwortet
How to convert fmincon to C code?
The fmincon is supported by code generation, but there are limitations on syntax and options which can be used, see the followin...

mehr als 3 Jahre vor | 0

Beantwortet
Solve (a*B) + (c*D) = E without the Symbolic Toolbox
A = E*pinv([B; D]); a = A(1); c = A(2);

mehr als 3 Jahre vor | 0

Beantwortet
Simulink Real-Time CPU overload in standalone mode
I had the same issue. For me disabling "USB Support" in the target settings solved it. Also the disable SMI block from https:/...

mehr als 3 Jahre vor | 0

Beantwortet
Simulink Real-Time and non-Speedgoat Machine
Answer for Simulink Real-Time version up to 2020a. The target PC must be able to run DOS. Thus motherboards with UEFI only firmw...

mehr als 3 Jahre vor | 6

Beantwortet
Simulink Real-Time: boot in UEFI mode
Simulink Real-Time runs OnTime RTKernel on DOS. MS-DOS or FreeDOS require a BIOS interface to boot. Thus it's not possible for U...

mehr als 3 Jahre vor | 0

Beantwortet
Generate DLL from Simulink model
There is a Simulink controller design example to create DLL for GH Bladed and OpenFAST in github, see https://github.com/TUDelf...

mehr als 3 Jahre vor | 0

Beantwortet
Is it possible to add EtherCAT Master to Raspberry Pi Simulink Support Package?
See example on the File Exchange Simple EtherCAT Master Block SFunction for Raspberry Pi which shows basic usage of the Simple O...

fast 4 Jahre vor | 0

Beantwortet
EtherCAT master in Simulink Desktop Real-Time
See example on the File Exchange Simple EtherCAT Master for Simulink Windows Desktop which uses the SOEM library and WinPcap dri...

fast 4 Jahre vor | 2

Beantwortet
Linking Simulink to Bladed
There is a Simulink controller design example for GH Bladed and OpenFAST in github, see https://github.com/TUDelft-DataDrivenCo...

fast 4 Jahre vor | 0

Beantwortet
GCC compiled MEX file taking more time than the one compiled by Microsoft Visual Studio.
There is difference in the default floating-point optimization between the compilers. The floating-point calculations from th...

fast 9 Jahre vor | 2

Beantwortet
I have got the Jenkins-Traub root finder code in C++ and need to convert it into mex file so that I can use it in MATLAB. How to do it?
See for example File Exchange ID #50462: <http://www.mathworks.com/matlabcentral/fileexchange/50462-polynomial-roots-with-jen...

fast 9 Jahre vor | 0