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Index exceeds the number of array elements. Index must not exceed 101.
The terms x1(i-d_2+1) and x2(i-d_2+1) will cause that error because d_2 is 1.

2 months 前 | 0

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error in the code
The first time this line is encountered: string(j,n)=string(k,n); k is 9, but string only has 3 rows. That's the reason for th...

2 months 前 | 0

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Why do I receive "Too many arguments" error when trying to export data from an app designer table as a .txt file, to a user defined file location?
writetable doesn't return any arguments, so that's what the error message is saying. writetable writes a table to file. save sa...

2 months 前 | 1

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A simple allocation of array places to zero does not work in MATLAB R2020B
One solution is to construct a matrix of indices: KSE(locations(ii)+(-50:50).') = 0;

2 months 前 | 1

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append (not strcat) to combine strings with whitespace (\n)
From here: https://www.mathworks.com/help/matlab/ref/matlab.ui.control.editfield-properties.html#buh_e24-58-Value "If you want...

2 months 前 | 1

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cpsd output vector differs from plotted result
Looks like cpsd with no outputs plots the magnitude, abs(Pxy), rather than the real part, real(Pxy). signalx = randn(2e4,1); s...

2 months 前 | 0

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How to pull out data from cell array, concatenate it, and put into table for varying trials
T = table(); N = numel(Predictors); for ii = 1:N idx = [1:ii-1 ii+1:N]; T.(sprintf('Train_%d',ii)) = vertcat(Predict...

2 months 前 | 0

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How to calculate mean of specified row and column of multiple dataset of structure?
result = mean(cat(3,data.best),3);

2 months 前 | 1

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Vertically Concatenate Data in a Cell array
M = vertcat(Predictors{:});

2 months 前 | 0

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Code not displaying figure
The last end is in the wrong place. Placing it where you have it makes the projection generation and figure creation code part o...

2 months 前 | 0

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How to convert tables into numeric arrays?
C_512 is not a cell array of tables; it is a cell array of cell arrays of tables. % Load the .mat file load('./C_512.mat'); C...

2 months 前 | 0

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Is there a quick function to make an array whose elements are the sum of the row and column numbers?
function out = Fun(n) out = (1:n) + (1:n).'; end

2 months 前 | 0

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Regarding the GUI update to change the slider values.
Assuming app.dropdown is your dropdown component and app.slider is your slider component: if app.dropdown.ValueIndex == 1 ...

2 months 前 | 0

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how can add an text on GUI
f = uifigure(); t = uitextarea(f); str = 'some text'; t.Value = str; https://www.mathworks.com/help/matlab/ref/matlab.ui.c...

2 months 前 | 0

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indexing groups of elements in a vector in a certain way
%matrix A A = [1 1 4 1 5 1 6 1 5 2 6 2 7 2 3 3 4 3 5 3 3 3]; %matrix B B...

2 months 前 | 0

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How can I add a marker to the legend with two x axes?
Interestingly, swapping the order of perr and terr in the legend() call makes both markers show up in the legend. pwa= [NaN;4.2...

2 months 前 | 0

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How to remove the number caused by 'grid on' and How to change the legend mark
w0=300; l1=2*w0; l2=w0^2; k=60; s=tf('s'); r=[0.9,1.2,1.3,1.4,1.8,2.5,3.5]; H=figure; for i=1:numel(r) transfer_func...

2 months 前 | 1

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Two Plotting results one at a time like simulation
Let's say you have these x, y, and Slope variables: x = linspace(0,1,100); y = exp(x/2); Slope = 0.5*y; Then to plot y and S...

2 months 前 | 0

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Running a large array
You can read and process the file in sections, one section at a time, in a loop, by specifying the start and count input argumen...

2 months 前 | 0

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I want to plot same X axis and different Y axis like timing diagram
I don't know what form your variables are in, but here's something: t = 0:0.5:4.5; Vc = [0 1 0 1 0 1 0 1 0]; Vb = [0 0 1 1 0 ...

2 months 前 | 1

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Right now, changing the spinner's value will create a new maze, but the mazes are still 10-by-10. Try running the app to verify this behavior. To fix this, you can use the gr
% Callback function: GridSizeSpinner, NewMazeButton function NewMazeButtonPushed(app, event) % get the spinner's value: ...

2 months 前 | 0

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Adding a column to a UITable and then using it.
app.StimInputTable.Data.Var4 = app.StimInputTable.Data.Var3./app.StimInputTable.Data.Var2; % ^^^^^ you we...

2 months 前 | 0

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I want to write data at the end of every nth line of a text file
str = readlines(filename); str(4:4:end) = str(4:4:end) + "c"; writelines(str,filename) where "filename" is the abso...

2 months 前 | 1

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Questions about the input X of pcolor and contourf.
I interpret the pcolor documentation as saying that a rectangular grid and a parametric grid are separate special cases, so the ...

3 months 前 | 0

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With a ribbon plot, how to make the ribbons go along each matrix row instead of each column?
If you have some leeway on the x- and y-axis tick locations, you can use ribbon with the tranpose of Z and just alter the axis l...

3 months 前 | 2

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Save graphical objects in .mat file for later use
You can use copyobj to copy an existing graphical object (e.g., scatter plot) to another parent (e.g., axes). Here's an example...

3 months 前 | 0

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With a ribbon plot, how to make the ribbons go along each matrix row instead of each column?
Z=[0,1,2,2; 1,2,3,3; 2,3,4,4; 3,4,5,5]; [m,n] = size(Z); Y = (0:m-1).'; X = (0:n-1).'; Original ribbon plot, for reference...

3 months 前 | 1

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How can I make a graph like this for ANOVA 2-Way
The code that constructs bpdata takes the table data for each patient in turn and puts it together into a 2-row matrix with a co...

3 months 前 | 0

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How to programmatically change the command window text size?
s = settings; s.matlab.fonts.codefont.Size.PersonalValue = 16;

3 months 前 | 1

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agrupacion de datos de una tabla
% first, I construct a table similar to yours N = 152709; MeasID = cellstr(char(64+randi(26,N,4))); Time = datetime(randi(30,...

3 months 前 | 0

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