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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年以上前 | 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年以上前 | 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年以上前 | 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年以上前 | 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年以上前 | 0

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

3年以上前 | 0

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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年以上前 | 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年以上前 | 1

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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年以上前 | 1

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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年以上前 | 1

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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年以上前 | 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年以上前 | 1

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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年以上前 | 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年以上前 | 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年以上前 | 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年以上前 | 0

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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年以上前 | 0

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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年以上前 | 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年以上前 | 0

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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年以上前 | 0

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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年以上前 | 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年以上前 | 1

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

3年以上前 | 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年以上前 | 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年以上前 | 2

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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年以上前 | 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年以上前 | 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年以上前 | 1

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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年以上前 | 1

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

3年以上前 | 0

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