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**Feeds**

Using ss2tf when your matrices are variables without values yet

Hi Wynand, For a low-order problem like this, you can use the Symbolic toolbox to evaluate the equtation that computes the tran...

4 dagar ago | 0

How to convert euler angles to rotation matrix and back to euler angles consistently?

"While I am aware of the intermediate steps, I kind of expected the inbuilt matlab functions to be consistent during the to-and-...

7 dagar ago | 1

Invalid setting in 'Model' for parameter 'Gain'.

Hi SM, Try usin the setVariable method in the Simulink.SimuationInput object. function objective_func = F3(x) mdl = "Model"; ...

8 dagar ago | 0

Question

What is the Image Processing Toolbox Convention for Input to freqz2() ?

I was trying to learn how to use the function freqz2 in the Image Processing Toolbox. That doc page says that the FIR filter inp...

10 dagar ago | 1 answer | 0

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answerCombined Discrete-Continuous Simulation In SIMULINK

Hi Sajjad, It sounds like you want to use the feature of the Integrator block for Resetting the State. At every t_i, you can re...

11 dagar ago | 1

Calculating Power of Specific Spatial Frequencies of pictures

Hi Olivia, The equations for u and v are correct if rows and cols are both even. Otherwise, they'd have to be adjusted. Regard...

13 dagar ago | 0

choose B or C or D if A does not exist - how to write this?

Create an example structure data.THDA = 1;data.THPP = 2;data.THDP = 3; Use fieldnames to get the fields of data fnames = fiel...

17 dagar ago | 0

| accepted

How to save an output from Simulink into MatLab during different iteration ?

Hi Ronan, Based on the description, there are probably several options, but hard to say specifically becasue we don't know exac...

18 dagar ago | 0

| accepted

Bivariate normal value standardization

Hi CJ, In short, the area of integration for the X1 case is no longer a rectangle as is assumed by mvncdf Define the original ...

18 dagar ago | 0

| accepted

How do I solve this error in Parameter Setting for 2-D Lookup Table Block in Simulink?

% Create a surrogate model for vehicle longitudinal dynamics % Set model name modelName = 'VehicleLongitudinalSurrogate'; % C...

21 dagar ago | 1

| accepted

Application of multistage decimator filter to signal

As shown at designMultistageDecimator, this function retruns a dsp.FilterCascade object M = 48; Fin = 30.72e6*M; Astop = 90; ...

21 dagar ago | 0

Simulink Model to transfer function via simulink and Matlab

Hi Yuval, What is the setting for the c parameter in the Derivative blocks? If it's the default (inf), those blocks will linea...

25 dagar ago | 0

| accepted

In Simulink, why do two unrelated modules affect each other?

Even if A and B are not connected, changes in B can causes changes in output of A because those changes in B can affect the step...

26 dagar ago | 0

Create Variable in Simulink block that contains 63 elements.

Hi David, Question is a bit unclear. As shown, it appears the model has 63 separate Sine Wave blocks. That means each time th...

27 dagar ago | 0

| accepted

Shiftet values of omega in bode plot as result from generating idfrd() and tfest()

If fre is in Hz, then this line frerad = fre.*(pi/180); should be freqrad = fre*2*pi; to convert to rad/sec

28 dagar ago | 0

| accepted

Name a dataset that will be used in Simulink

Hi David, The 'unnamed' in that block is the name of the signal, not the dataset. f0 = 60; % Fundamental frequency in Hz samp...

ungefär en månad ago | 1

| accepted

Poisson CDF output is all one value

Hi Michael, The Poisson Distribution is a distribution of a discrete random variable that takes on only integer values >= 0. Fo...

ungefär en månad ago | 0

| accepted

Struct array with differently sized fields as parameter data for Simulink simulation

Hi Friedrich, Using 2022a (so there might be some updates in this area if using a later version), the Matlab Fucntion block can...

ungefär en månad ago | 0

| accepted

Can you create an object in Simulink that can be referenced by multiple MATLAB Fcn blocks?

Hi Roop, If you want to use global data inside Matlab Function blocks, start from Use Global Data in MATLAB Function Blocks to ...

ungefär en månad ago | 0

Is there a way to log variables from a Matlab Function Block (in Simulink), that is not output?

Here's one option based on the idea of @Aquatris to specify the local variables that you want to log from the Matlab Function as...

ungefär en månad ago | 0

| accepted

how to import parameters (weights and bias) in simulink

Hi Ahmad, To bring fc1, fc2, fc3 and fc4 into the Malab function block as constant parameters, start from Configure MATLAB Fun...

ungefär en månad ago | 1

Using logicals in arrayfun

rng(100) tempA = rand(10,18); tempB = 1:10; u = arrayfun(@(x,y) x{1}(1:y), num2cell(tempA,2), tempB.', 'UniformOutput', fals...

ungefär en månad ago | 1

Question

How does Symbolic diff() Operate When the Order of Derivative is Symbolic?

Simple symbolic function syms n integer positive syms x real f(x) = x^n First, second, and sixth (just to check) derivatives...

ungefär en månad ago | 1 answer | 0

### 1

answerHow to continually clock in data during a simulation within Simulink

Hi Dan, It appears that the output of the Bit to Integer Conversion block is a scalar, which can be checked by going to Debug -...

ungefär en månad ago | 0

Why such a fuss with ndgrid and meshgrid issues?

Hi Kristoffer, The inputs to griddata that can be in either meshgrid or ndgrid format are the query points in Xq and Yq. I thin...

ungefär en månad ago | 1

How to add a time delay to a diagonal ss from a reside pole function?

Hi Joan, The problem appears to be with how bodeplot is unwrapping the phase. Here is the original code % Delay problem Ak =...

ungefär en månad ago | 0

| accepted

how to label the variance decomposition table

Check the doc page collintest and review how to use the VarNames input. Or, instead of pulling all the variables out from data,...

ungefär en månad ago | 1

| accepted

PID controller, difference when graphing step function with PID control block in matlab and simulink

Hi hoang, The posted code doesn't result in the same figure as in the question s =tf('s'); g = 1.883e5/(s*(s^2+4466*s+6.43e6)...

ungefär en månad ago | 1

how to calculate singular values in collin test to detect multicollinearity

Hi NAFISA, Using the example from the the doc collintest load Data_Canada Output from collintest [sValues,condInx] = collint...

ungefär en månad ago | 1

FFT multiple input waves and plot on same graph

%% Input Signal fs = 20e3; numFilts = 32; % filter_number = numFilts; freq1 = 1000; % Hz Nperiods = 15; % we need more th...

ungefär 2 månader ago | 0

| accepted