Answered
How to find an area below the curve follwed by x and y axis having two different parameters?
That would be something like this: DATA = [53 100; 26.5 88.5; 9.5 64.95; 4.75 46.85; 2.36 25.34; 0.85 23.14; 0.425 0;]; ...

10 months ago | 0

Answered
help understand the step size of the electrical engine dyno example
Click on Modeling Tab --> Model Explorer --> Base Workspace, and then you will see that the sampling time is 1E-5 in seconds. Se...

10 months ago | 0

Answered
How to randomly sample output times in Simbiology?
To randomly generate values using MEAN and STD values, normrnd() fcn can be used: MEAN_val = 15; % Mean in minutes STD_dev ...

10 months ago | 0

Answered
How to get rid of Noise in Simulink?
There are a few blocks can be used. E.g., Discrete Filter (Transfer Function), Discrete FIR Filter, etc., whcih can be found: Si...

11 months ago | 0

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Matlab Plotting command problem
Even though you have not mentioned any error, there is a tiny point linked with hold on command. It needs to be followed at the ...

11 months ago | 0

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Answered
How to ignore special characters and retrieve the data prior to the character
Here is one possible solution, to get the data correctly from the data file: % Open the data file for reading FID = fopen('tem...

11 months ago | 0

Answered
Solve equations of motion containing matrices and partial derivatives
Your posted code has a few critical issues to be addressed before executing it. (1) epsilon_rp is undefined; (2) y(1) =4.3; bu...

11 months ago | 0

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Summing two signals should result in zero, but doesn't
Note that the matlab's PRECISION is not ABSOLUTE. See this example of Pythogorian theorem: a = -pi:pi/100:pi; F = 1 - (sin(a)....

11 months ago | 0

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how to convert a 3D surface into a 2D contour?
Note that it is clear from the colorbar scale (Figure 2 in your question) that there must be another operation before obtaining ...

11 months ago | 0

Answered
Error in resampling function
If you want to use fs = 5000 Hz, then the command syntax has to be resample(x_siganl, time, fs_new) This is how it should be don...

11 months ago | 0

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Answered
How to compute forces in global reference frame?
Presuming that you are also using some blocks from SimScape toolbox in the Simulink environment, here are some points to conside...

11 months ago | 0

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How do I change the current directory in Simulink Onramp?
Even if you are working online, you can still go for "Save As" option (upper left corner) to select the directory where to save ...

11 months ago | 1

Answered
how to convert a 3D surface into a 2D contour?
This is how it can be done: H = openfig('ds2.fig'); % This is the extracted plot figure h = findobj(gca, 'Type', 'surfac...

11 months ago | 0

Answered
Use of interp2 in an arbitrary dataset
Is this what you wanted to obtain: % Given DATA: Data = [ 0.25 0.25 0.5; 0.50 0.60 1.5; 0.75 0.75 3.0];...

11 months ago | 0

Answered
How to do bit-wise operations on symbolic variables that may be very long possibly larger than inter 64
Is this what you are trying to get: syms a b c n % Create symbols a = 12345; b = 9867; c = sym(0); n = 0; while a > ...

11 months ago | 1

Answered
Plotting negative errorbar on semilogx
It looks like this is how to display the missing half of error bar values. The solution with the x- axis limit set up: D = read...

11 months ago | 0

Answered
Plotting negative errorbar on semilogx
This is how the nagtive values can be displayed in the plot: D = readtable('file.xlsx'); IDX1 = log10(D.density)>0; semilogx(...

11 months ago | 0

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Invalid hardware message in Simulink
The error does not mean that the Simulink Instrument Control toolbox has an error. Your installed version of the toolbox may not...

11 months ago | 0

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Use regexp to find all letters in string except one
This how it can be done: inputText = 'abcd1 23 ,.@_'; EXPR = '[a-cA-Ce-zA-Z]'; result = regexp(inputText, EXPR, 'match'); di...

11 months ago | 0

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Answered
Cannot open the Distance protection example?
1st of all, make sure the spelling of the model name. 2nd, this is where you can see all available Simulink example models in S...

11 months ago | 0

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How can I record the sound produced after the LPC Algorithm?
If understood correctly, you are trying to record the filtered sounds. If so, audiowrite() can solve the task (to export the fil...

11 months ago | 0

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Linking markers in sequence of evaluated eigenvalue
Axis limits can be also adjust a bit more to get better display of the results, e.g.: a = -2.6152 + 5.0781i; b = -2....

11 months ago | 0

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Linking markers in sequence of evaluated eigenvalue
a = -2.6152 + 5.0781i; b = -2.6195 + 5.0785i; c = -2.6237 + 5.0789i; d = -2.6280 + 5.0792i; ...

11 months ago | 0

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cufflinks command not found
Do you have bioinformatics toolbox? This function is part of the toolbox - Bioinformatics Toolbox Software Support Packages ...

11 months ago | 0

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Use output of a loop as its input to a filter
This is the code: close all fs = 16e3; numFilts = 32; filter_number = 10; %range = [50 8000]; CF1=linspace(50, 8000, numFi...

11 months ago | 0

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Answered
Use output of a loop as its input to a filter
If understood your question correctly, this is what you are trying to simulate, e.g.: close all fs = 16e3; numFilts = 32; fi...

11 months ago | 1

Answered
Obtain a Student License from a University
Hi Colleague, You had better contact Mathworks sales representative to get a solid answer to your questions. Here is one link...

11 months ago | 0

Answered
Some slowness in Simulink with Matlab R2023b
There might be a few different issues with a slow response. To resolve them, these steps might be be helpful or resolve the issu...

11 months ago | 0

Answered
FFT resolution and RelaTol and AbsTol
There are several critical points to consider here: Numerical Noise. Higher tolerances of the ODE solvers may take larger steps...

11 months ago | 0

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Answered
I want the equation of a graph data.
Here is the answer code that I posted for your prevous post that works in the same way: D = load('Patel_Data.txt'); [x, IDX] =...

11 months ago | 0