Answered
How to scatter plot
"It is because my X is a 1x16 double and my Z is a 1x32 double." That's true. That is the problem. "When i do [X1,X2], it just...

2 years ago | 0

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Answered
Two y-Axes plot order and legend issue
With yyaxis, I don't think there is a way to set which axes' lines show up in front of the other. However, a workaround is to cr...

2 years ago | 0

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Answered
Want to extract the earliest date for each subject
groupsummary(X,'SubjNum','min','Dates')

2 years ago | 0

Answered
Average of Column in matlab.
avg = mean(M,1); where M is your matrix.

2 years ago | 2

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Answered
How can I plot multiple Matlab files onto one boxplot?
One problem is that you are assuming the list of files returned by dir is in a particular order (7, 8, 9, 10), but in fact the o...

2 years ago | 0

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Answered
write matrix, appending data
Instead of writecell([C,filename,'Sheet',Tag,'Range','A',nextI-1]); writematrix([ppm_data', filename,'Sheet',Tag,,'Range','A',...

2 years ago | 0

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Answered
Adding Means to a matrix
Like this? D = rand(500,30); % data M = mean(D,1); % mean of each column of data whos D M % add each column to its mean: ...

2 years ago | 0

Answered
TiledLayout with titles spanning multiple tiles (but not all)
Here's one way, using nested tiledlayouts: figure('Position',[10 10 800 600]); colors = [0 0.6 0; 0.9 0.7 0.1; 1 0.4 0.2; 1 0 ...

2 years ago | 1

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Answered
How to make a dropdown menu
"I was having problems where only the invalid selection was being made" That's because, in the words of the uicontrol propertie...

2 years ago | 0

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Ploting multiple traces with different colors. plot(x,y, 'color', 'red') not working
'color' is not a valid parameter to pass to rfdata.plot https://www.mathworks.com/help/rf/ref/plot.html Try setting the color ...

2 years ago | 0

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Answered
Find faster way than compose to format table
Rather than trying to find a faster alternative to compose to convert table data to appropriately formatting strings, the real p...

2 years ago | 0

Answered
How to write a matrix with a variable inside it?
Do you mean for x to be a symbolic variable? syms x B = [0 1 2*x 3*x^2] B.' Or for x to be a numeric variable? x = 2.2; ...

2 years ago | 1

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Answered
How to equally stretch horizontal bars?
Here's your code, with formatting applied and a hold on included and the colors variable defined: dataStart = [1, 2, 3, 4; 4, 5...

2 years ago | 0

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Answered
How to get Matlab datatip to output subplot information?
clc clearvars close all figure('units','normalized','Position',[0.15 0.45 0.7 0.55]); for j1=1:2 sbp1(j1)=subplot(1,2...

2 years ago | 0

Answered
minimum point in nested for loop and using min function..i want to know the value of x for which every row of y has minimum elements please help
clear;clc;close; u1=1:1:3; u2=0:0.1:1.1; for jj=1:length(u1) % s1=inf; for kk=1:length(u2) x(jj,kk)=u1(j...

2 years ago | 0

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Answered
conditional statements on matrices
Where M1 and M2 are your matrices: idx1 = M1(:,2) == 0; idx2 = M2(:,2) == 0; tags = repelem([1; 2],[nnz(idx1) nnz(idx2)]); ...

2 years ago | 0

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Answered
Set elements in center of matrix into NaN values
Something like this, for a single matrix: A = rand(288,96); D = 13; figure surface(A,'EdgeColor','none') axis image [M...

2 years ago | 0

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Answered
Generate Array of Random Values
Dims = [5 10; 10 20; 30 100]; Iter = 6; Values = rand(size(Dims,1),Iter).*(Dims(:,2)-Dims(:,1))+Dims(:,1)

2 years ago | 0

Answered
Creating a plot that can be updated with a user slider control
Here's one way, adjust as needed: N = 25; x = 1:N; y = 1:N; z = peaks(N); idx = 1; f = figure(); ax = gca(); surf(ax,x...

2 years ago | 0

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Answered
how to save matlab output data in excel?
Write the transpose of the matrix (so you'll have 100000 rows and 4 columns): writematrix(Received_Signal.','ExampleMatlab....

2 years ago | 0

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Answered
is there a way to make the 0 x and y axis bold?
You can use xline and yline. % Given data points x = [-0.1, 0, 0.2, 0.3]; y = [5.3, 2, 3.19, 1]; % Define the range of x v...

2 years ago | 0

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why the plot are all zeros?
Here a few things I notice that don't make sense to me. Coincidentally, each of them gives a condition that is always false, and...

2 years ago | 0

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Import .file values
unzip file.zip ls *.file str = fileread('file.file') C = regexp(str,'([^\r\n]+)\d{2}{''y'':(.+?), ''x'':(.+?), ''z'':(.+?...

2 years ago | 0

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Answered
Subtract first and last value of each cell array in a cell
F = @(x)x(1)-x(end); result = cellfun(F,C); where C is your cell array. Note that since the diffrerence between first and last...

2 years ago | 1

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Answered
How do I save vector values from for loop?
az = 0:90:270; rR = 0:0.1:1; % pull rR out of the loop (it never changes) N = numel(az); Lc = zeros(numel(rR),N); % make Lc...

2 years ago | 0

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Answered
Bar Graph Categorisation and Coloring Issue
It's more convenient to put Cat1, Cat2, etc., into a matrix with 8 rows to form y_values, rather than one long row vector, becau...

2 years ago | 0

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Answered
I can't see the cosine graph. How do I generate the cosine graph using 2^10 samples?
for i=1: nsamples ydata(i,:)=[5+10*cos(2*pi*time+pi/6)]; end That calculates 5+10*cos(2*pi*time+pi/6) and assigns it to t...

2 years ago | 0

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Answered
How to draw the letter phi on matlab?
x = 0.4; y = 0.3; text(x,y,'\phi')

2 years ago | 0

Answered
Cannot run with provided input arguments
Not enough inputs are given to updateGraph; it expects selectedLabel to be given, but it's not. How are you calling updateGraph...

2 years ago | 0

Answered
normal distributed numbers around a specific value
See the following: https://www.mathworks.com/help/matlab/ref/randn.html https://www.mathworks.com/help/matlab/math/random-numb...

2 years ago | 0