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Load .txt file into matrix form
That looks like a good candidate for readmatrix. mtx = readmatrix('X_deg_10.txt'); size(mtx)

8ヶ月前 | 0

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what's the index exceed error?
On the second pass through the for k = 1:20 loop, you are trying to access the second row of sig, but it only has one row.

8ヶ月前 | 0

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How can I import this data with a for loop?
You were very close. x = [3 5 7 9 11 12 14 15 16 17]; for i = 1:numel(x) fn = sprintf('PendulumTestData/TD%d/IK/HR_1.mot'...

8ヶ月前 | 1

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Adding zeros to a column vector to match a larger column vector
new_x= [x; zeros(length(y)-length(x), 1)]; % ^ ^ switch the arguments to zeros % use ...

8ヶ月前 | 0

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Plots: aligning categorical y-axis labels
% create dummy data y = [1,2,3]; x = [5,10,20]; err = 0.5*ones(size(y)); % draw plot figure(1) yyaxis right errorbar(x,...

8ヶ月前 | 1

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Resolution of plot code errors
Why are you trying to do this with symbolic variables? It works using simple numeric variables. x = linspace(-5, 5, 500); y =...

8ヶ月前 | 0

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Issue with delete(obj)
Here are some modifications that should get you closer to what you wan't. Note the comments I've added in the code to point out...

8ヶ月前 | 0

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for loop does not iterate
Array indices in Matlab must be positive integers (or logical). You are trying to us xroots, a vector of complex numbers as the...

8ヶ月前 | 0

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How to save the result of each loop separately
Perhaps this (using a cell array)? y = [3 4]; for i = 1:length(y) x{i} = zeros(y(i), 2) end

8ヶ月前 | 1

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How would I plot this and then achieve minimum and maximum.
x = 0:0.1:15; % y=(x)^3/3-11(x)^2/2+24x << you were missing multiplication operators * % and the powers need to be .^ (element...

8ヶ月前 | 0

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Hexadecimal Data Convert to signed int32
The hex2dec function assumes unsigned integer unless you tell it otherwise. You can either typecast the unsigned result to sign...

8ヶ月前 | 2

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wildcard in filename for readtable does not work
You must call readtable with a valid filename for an existing file. It will not accept wildcards. You could use uigetfile to o...

8ヶ月前 | 0

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Indexing with min and numel
vector1 = 1:5 vector2 = 2:7 N = max(numel(vector1), numel(vector2)) [n,I] = min([numel(vector1),numel(vector2)]) I'm not sur...

8ヶ月前 | 1

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Code gets stuck loading when I try to run it.
In your SEGMENT 1 code you have this line where you are updating time (even though the comment says "Height Update"). I don't s...

8ヶ月前 | 0

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how to plot signals on the same scale
For the green one, just subtract the first element of the capacity vector from the entire vector in your plot command. For exam...

8ヶ月前 | 1

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how to obtain the data from the middle of the binary file using fread in MATLAB?
The second argument to the fread function is the size of the data to read, not an index, as you appear to be trying to use it. ...

8ヶ月前 | 0

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how to import file?
You were pretty close. Here is one approach, converting your third columns to arrays instead of extracting them as tables with ...

8ヶ月前 | 0

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While loop in function
Perhaps you meant to test the absolute value of epsilon_a? %known veriables syms x f(x) = exp(-x) - x; eqn = f(x) == 0; mat...

8ヶ月前 | 0

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Determine the relational operator in an expression
If you can rely on x always being on the left in your "test" expressions, you can test for y being on the left in the result ret...

8ヶ月前 | 0

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I want to plot parameters and time , with influence three others paramaters , but i dont know how to plot
Note that, in Matlab, functions must be defined at the end of a script. Your code seems to run just fine after reordering it. ...

9ヶ月前 | 0

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Piecewise function graph help
Use logical indexing: L = 200; d = 10; s = 30; r1_max = 22.36; r2_max = 120.4; r = 0:200; F = zeros(size(r)); idx ...

9ヶ月前 | 0

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how to zero pad a vector to have the same amount of data as a vector with more data?
Try this: %%% goal: to have the length of 'in' equal the length of 'verb' %%% define inputs [in, fs] = audioread('smash_...

9ヶ月前 | 1

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printing the name of the data containing a certain value in the workspace
a=10; b=20; c=30; d=40; reference=20; names = ["a", "b", "c", "d"]; [max_delta, idx] = max([a b c d] - reference); fp...

9ヶ月前 | 0

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XTicks change in tiled figure if no breakpoint is set before for loop, even if xticks are used
I can't explain why your approach didn't work, but this seems to work. figure tiledlayout(3, 3); percent = 0:100; ticks = 0:...

9ヶ月前 | 0

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How do i find x from given y that is closest to my peak or at x=0?
Have you tried interp1?

9ヶ月前 | 0

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Convert z to e^(-sT) in transfer function
If you have the Control System Toolbox you can use the d2c function to convert from the z domain to the s domain. Note that thi...

9ヶ月前 | 2

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How to extrapolate the first 5 points
load points.mat plot(points(:,1), points(:,2), '.-'); grid on figure plot(points(:,1), points(:,2), '.-'); grid on xlim([1...

9ヶ月前 | 0

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Wrong symbolic solution for trigonometry
It looks like your second solve construct only returns one of the solutions. Someone who knows the symbolic toolbox better than...

9ヶ月前 | 0

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Recognize edges in mosaic-like background - draw horizontal lines and save line coordinates
Big caveat: I'm not even close to an image processing expert so there is probably a smarter way to do this. I noticed that the...

9ヶ月前 | 1

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title with confusing words
sett = 'SISTEMI_DA_VALUTARE_SENZA_COMMISSIONI'; title(sett, 'Interpreter', 'none') If you read the documentation you will have...

9ヶ月前 | 0

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