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how not to delete one figure using clf?
clf clears the contents of the current figure. If you do not want this, remove clf. Maybe all you want is to clear the current...

3 years ago | 0

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How to insert a new line before a character in file?
What is the wanted output? A cell string? A string? Another file? % Perhaps: str = fileread('yourFile.txt'); str = '$text-text...

3 years ago | 1

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remove brace indexing from 1x1 matrix
The quotes are not part of the contents, but shown in the command window only to show, that this is a CHAR vector. Therefore the...

3 years ago | 1

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sprintf loop for writing equations
F{i} = sprintf(formatSpec,Dtau(i),l(i),s,alpha_1(i),alpha_1(i)); %^ ^ Curly braces for a cell string

3 years ago | 0

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Fastest selection of a coordinate in 3d array that fulfills a condition?
If the condition is not rare in the array, a gun-shot method can be very fast: T = randi(10, 500,500,200); tic doSearch = tru...

3 years ago | 0

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Answered
Undefined function or variable in a POD matlab code
A strange detail: function VelocityDistributionPOD (SnapshotsAddress) SnapshotsAddress = pwd; The folder name provided as inp...

3 years ago | 0

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Answered
Script works on Windows OS but not on MacOS
Use the debugger to identify the problem. Type this in the command window: dbstop if error Then run the code again. If Matlab ...

3 years ago | 0

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Plotting Sum of series: whats wrong with this code?
"k from 0 to 100" does not match "k = 1:inf;". In the equation, the sum starts at 1, not as 0. I do not see a reason to solve th...

3 years ago | 1

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Answered
Can I change iteration value in following for loop?
Maybe you mean: nf1 = 3; nf2 = 4; panel_no = 1:12; R_vx = rand(144,1); velx = repmat([panel_no.', reshape(R_vx, 12, 12)], ...

3 years ago | 1

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Answered
How to edit each matrices in a cell?
L1 = 0:5:50; L2 = 5:5:55; % By the way, these are 11 values, not 10 NTG_MeanEmpty = randi([0, 55], 50, 27); n = 11; Analysi...

3 years ago | 1

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Answered
MATLAB : Add path of parent directory containing a class, called from a child directory
What's wrong with using the absolute path? myPath = mfilename('fullpath'); myParentPath = fileparts(myPath); oldPath = addpat...

3 years ago | 0

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I try to write audiofiles from data which is stored in a struct
folder = 'C:\Users\blabla\Single_Tones\' for i = 1:length(struc) file = fullfile(folder, sprintf('JD(%d).wav', i)); a...

3 years ago | 1

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Answered
Invalid expression, can anybody help me
What is the purpose of: x=('heart rate'); Afterwards x is the CHAR vector 'heart rate' and you compare it to numerical values....

3 years ago | 0

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i have this error in my code how i can fixed it
The error message is exhaustive already: "Function definition not supported in this context. Create functions in code file." Yo...

3 years ago | 0

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How to record and save myself audio and load it as myvioce.mat file with sample frequncy 5000
Fs = 5000; nBits = 16; nChannels = 1; recorder = audiorecorder(Fs, nBits, nChannels); beep recordblocking(recorder, 2); % ...

3 years ago | 0

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how to change specific row for all file inside a folder?
Two steps: Implement the code to process 1 file. The easies way is to import the file using readlines, remove the last line and...

3 years ago | 0

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Answered
Export plot as 600dpi png and with variables in the file name
print(gcf, sprintf('p%d.png', iter), '-dpng', '-r600'); % [EDITED], %s -> %d

3 years ago | 0

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Answered
Fast alternative to assign 0 to NaNs
Avoid calculate A_nan==0 repeatedly inside the loop. Do this once before the loop: C = cell(10, 119); for iC = 1:numel(C) ...

3 years ago | 1

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How to test that a script is running correctly ?
The is no way to prove the correct working of scripts. The danger of interferences between scripts, e.g. by clear all commands, ...

3 years ago | 0

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Answered
How to give different font size to label values and label names?
Simply specify the font directly: plot(rand(5)) set(gca,'FontName', 'TimesNewRoman', 'FontSize',16,'FontWeight', 'Bold'); xla...

3 years ago | 0

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Answered
Problem with defining a path to a MATLAB function
Maybe you mean: folder = '~/Desktop/Data/pat01_t1/'; Brain = load_untouch_nii(fullfile(folder, 'Brain.nii')); The first input...

3 years ago | 1

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Conversion of C code to Matlab code
pr = 0.734; n = 1.413e-5; ts = 12 l = 10; w = 5; k =0.02428; for v = 2:2:50 re = (v * 0.277778 * l) / n; nu ...

3 years ago | 1

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Answered
Is it possible to use a script as a callback or ButtonDownFcn in uicontrol?
'ButtonDownFcn', @(h,e) run('displayText')

3 years ago | 0

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Applying large logical masks to large arrays quickly, row wise
A C-mex version: // File: maskTCopy.c // Compile: mex -O -R2018a maskTCopy.c #include "mex.h" void mexFunction(int nlhs, m...

3 years ago | 0

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Applying large logical masks to large arrays quickly, row wise
Here is a set of different approaches. Run the code to see timings locally on your computer. n = 500000; m = 10; data = ran...

3 years ago | 2

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Answered
How to compare and merge matrices with same numbers?
A =[ 1 2 3 4; ... 9 6 7 8; ... 10 5 4 7]; B = [ 8 2 3 4; ... 11 6 7 8; ... 5 5 6 7]; m = ismember(...

3 years ago | 0

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How to write a while loop that returns the number of the value you put in?
x = [4575, 893, 78, 12345]; y = floor(log10(x) + 1) Do you really need a loop? x = 10000; n = 0; while x >= 1 n = n + ...

3 years ago | 1

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3 sine waves in 1 graph, same frequency different amplitude
I've replaced your huge 38 MB BMP image by a 48 kB JPEG to improve the speed of loading the thread. Which problem do you have t...

3 years ago | 1

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Answered
I want the GUI to input a result from another m file in a static text box after clicking a push button.
function msg = YourFcn(your inputs) power_difference = mean(adj_crank_power)-mean(trainer_power); if power_difference < -1 ...

3 years ago | 1

Answered
assigning file from the struct
S = 'X'; A.(S) B.(S) C.(S) D.(S) This is called "dynamic field names".

3 years ago | 0

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