Answered
Importing data into a "Matlab function" simulink block and interpolating values
The problem is that the block that provides "data" is a from workspace block rather than a constant. You should replace it with ...

6 månader ago | 0

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Answered
Identifying a simulink block
I can't tell what that block is from the tiny screen shot of it you sent, but just right click on the block and select help and ...

6 månader ago | 0

Answered
Unable to read datetime with format "0600 UTC OCT 25"
t = "1200 UTC OCT 10" td = datetime(t,'InputFormat','hhmm ''UTC'' MMM dd')

6 månader ago | 0

Answered
Comparing elemental composition with databank
Here is one approach, in which I put the data into tables and then use ismembertol to to do the comparision with a tolerance. I ...

6 månader ago | 0

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Question

How to avoid recursion in property set functions
I have an application where I would like to perform some additional operations when a property of a handle class is changed. For...

6 månader ago | 1 answer | 0

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answer

Answered
Delete Table Rows based of certain characters in a row
I think this is a simple example of what you want to do name = {'cat','dog','fish','bear'}' weight = [3,25,8,300]' T = table(...

6 månader ago | 0

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Answered
Error using == Arrays have incompatible sizes for this operation. How solve this error??
The error is telling you that the dimensions of your variable named, area are not equal to the dimensions of the variable called...

6 månader ago | 0

Answered
Code shows matrix is singular to working precision. How can I fix it?
Consider your matrix A'A. If you take a column matrix, in your case A' and multiply it by a row, in your case, A, then every co...

6 månader ago | 0

Answered
I need to close excel file before importing data
I looked a little more on MATLAB answers and saw that this issue was previously described, and is a known issue for the Mathwork...

6 månader ago | 0

Answered
Unrecognized function or variable when calling a LinearModel from a Simulink Interpreted Function block
When I make an example following the steps you provide it runs without errors. Please attach your script, and Simulink model. I...

6 månader ago | 0

Answered
Average Moving filter in Simulink
You could do it like this using just the discrete transfer function block included with Simulink>Discrete>Discrete Transfer Fcn,...

6 månader ago | 0

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Answered
Split data based on column value to write in different sheets in excel
You could do it like this % Parameters filename = "myfile.xlsx" % Example data A = [ 1 45 45 1 34 ...

6 månader ago | 1

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Answered
Collating data from different sources
You could use this approach c1 = { 'A' 'B' 'C' 'D' 1 5 4.1 "a" 2 ...

6 månader ago | 0

Answered
How to make a humidifier on Simulink
Looking quickly I think these two model humidifiers using Simulink without Simscape. https://huei.engin.umich.edu/wp-content/up...

6 månader ago | 0

Answered
How to make a random circularly-symmetric gaussian distributed additive noise component with mean 0 and variance (sigma^2)/2?
Using your code and plotting results, qualitatively it looks like you are getting two circularly symmetric distriuted sets of da...

7 månader ago | 1

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Answered
error setting gram()
It is most likely that the value for t that you are passing to this function is not a scalar. It must be a scalar for [0 t] to b...

7 månader ago | 0

Question

What is a simple way to check if a collection of vectors all have the same number of elements
I am look for a nice simple way to check if a collection of vectors all have the same number of elements. For example this migh...

7 månader ago | 2 answers | 0

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Answered
Concatenate two structures from a starting point
I think this example shows how to do what you are asking for % Make some example data d1 = datetime(2023,1,10):days(1):datetim...

7 månader ago | 0

Answered
why am I getting the error "Incorrect number or types of inputs or outputs for function 'step."
This runs for me in R2023b, what version are you running? If I look at the actual step.m file in my directory, which comes up as...

7 månader ago | 0

Answered
Change variables in the base workspace through a Matlab Function block
I would suggest using the "Interpreted MATLAB Function" block for this purpose. It doesn't need to get compiled. It is under Si...

7 månader ago | 2

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Answered
Identifying regions in matrix rows
I wasn't completely clear from your description what output you wanted, but I think this is what you were looking for. Still lo...

7 månader ago | 1

Answered
How to make Simulink read a MatLab variable every 5 seconds?
You can do this using the set_param function. I have attached an example Simulink model and script you can run to demonstrate th...

7 månader ago | 2

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Answered
Why does it take MATLAB so long to print hello world?
I'm not sure how you are running your test, running this script inside this online environment seems to indicate it is very f...

7 månader ago | 0

Answered
row ranking among multiple matrices
Similar to @Bruno Luong, but since I already coded up example before I saw @Bruno Luong's I will provide it as alternative here ...

8 månader ago | 1

Answered
How to extract and to export to Excel some variables that have been logged using To Workspace block?
There are many ways to do this. I have attached a simple example showing one way to do it with the data being saved in timeserie...

8 månader ago | 1

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Answered
"Insufficient number of outputs from right hand side of equal sign to satisfy assignment." in Simulink
I found that if I changed the "Simulate using" parameter on the DUC from Code Generation to Interpreted execution, the model ra...

9 månader ago | 0

Answered
Scatter plot with variable symbol size - it's not linear
According to the documentation for scatter, the size in "points squared" units, try this x = 1:100; y = ones( size(x) ); scat...

9 månader ago | 0

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Answered
Delete rows from a table below a certain threshold
% Make up some example data Time = [1:10]'; Data = randn(10,1)*10; Table = cat(2,Time,Data) Threshold = 8; % Delete rows ...

9 månader ago | 0

Answered
FFT of bearing signal
In the attached code, I independently calculated the spectrum and compared to your calculation. It seems correct that your data ...

9 månader ago | 0

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Answered
Use files from multiple folders
Yes, this is possible. You can either open the file using the full path to the file, for example im = imread('c:/mystuff/myvid...

9 månader ago | 1