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how do i create a signal which is reset to zero every time the input signal increases of 1?
signal2 = diff(signal) == 1;

2年弱前 | 1

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Error in running the code
dlmread cannot handle the double quotes around the numbers. Use modern import functions instead, e.g. readmatrix(). The option '...

2年弱前 | 0

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I have a string with 10 variables created using randi, between 0 and 1, in the last 5 variables (i.e 5-10 variables) i want maximum 2 places with 1 only (eg:- 1011101001).
nVar = 10; last = 5; a = randi([0, 1], 1, nVar - last); b = zeros(1, last); n = randi([0, 2]); % 0, 1 or 2 b(rand...

2年弱前 | 0

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How to simplify too much of if
Change: if (0<S)&&(S<=10) if AggS==10 if fap==40 if fwcr==0.5 fp=39; e...

2年弱前 | 0

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How to store values in matrix form for differn iteration
A = [6 3 4 5 2 7 1]; Collected = zeros(500, 7); for k = 1:500 A = rem(A + randi([0, 100], 1, 7), 10); % A random test fu...

2年弱前 | 1

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How to find number of bit change between binary numbers?
Step 1: Convert your input to a typical binary representation as a numerical vector [1,1,0] or char vector '110'. Step 2: XOR ...

2年弱前 | 1

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Find doesn't seem to work with Matrix larger than 127x127
This observation does not match the facts: X = randi([0, 1], 150, 150); [i,j] = find(X); max(i) max(j) If you observe a ver...

2年弱前 | 0

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interp2 from 6x6 map to 500x500 map
Of course, 1*(0:1/N_mesh:1) has N_mesh+1 points. "But the image is not centered at the extremes..." - What does this mean? By ...

2年弱前 | 1

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Get special variable out of every struct in workspace
This is a bad coding design. Creating a bunch of variables causes much troubles. See here for an exhaustive discussion: https://...

2年弱前 | 1

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How to write this fuction in Matlab? I have an example code in Python
Assuming that b_1, b_2, r_1, r_2 are constants: % As anonymous function: r_1 = rand; % Define the constants r_2 = rand; b_1...

2年弱前 | 1

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Why does my uicontextmenu only show after a pause/breakpoint?
Try to replace pause by drawnow. This allows the GUI to activate the updated properties. If this is working also, this is the ex...

2年弱前 | 0

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Why do i get error when i reupload the GUI that i deleted before.
The solution is explained in the message clearly already: "Contact the File exchage If you want to upload the file again". Searc...

2年弱前 | 0

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how to add header for new output file?
You want to copy the header? Read the first 15 lines and write it: [fid, msg] = fopen(file_paths{i}, 'r'); assert(fid > 0, msg...

2年弱前 | 0

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i want the loop to run only one time, it keeps running until it subtract 84 instead of 6
Remember that length(A) replies the longest dimension. Maybe you meant height(A). Even if this replies the same value for the ex...

2年弱前 | 0

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Unexpected high memory usage in MATLAB.
Avoid clear all, because it has no benefits. It removes all loaded functions from the RAM and reloads them from the slow disk th...

2年弱前 | 1

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Escaped character '\U' is not valid. See 'doc sprintf' for supported special support.
It is a typical bug under Windows, which does not occur, when the software is tested successfully in Linux: fprintf(['Current f...

2年弱前 | 0

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Detect if user has a valid MatLab license
The detection is not trivial. A matching license file might be there, but the license can be expired. The computer or license se...

2年弱前 | 0

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Generating 60 random samples that sum to 1, each subject to a unique lower and upper limit
Isn't this a job for: https://www.mathworks.com/matlabcentral/fileexchange/9700-random-vectors-with-fixed-sum ? % [x,v] = randf...

2年弱前 | 0

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checking if field values in a single struct are identical
Depending on how the inputs look exactly, maybe: FieldC = struct2cell(S); Eq = true; for k = 2:numel(FieldC) if ~isequal...

2年弱前 | 0

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Trying to extract data trail by trail, but my data is sampled at different sampling rate.
If one signal is measured with 1000 Hz and another with 2000 Hz, it is trivial to determine timepoints of the first one in the t...

2年弱前 | 0

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How not repeat the main loop, if other options are selected?
The description is not really clear. I assume, you want a list of menus to be selected one after the other. Then: status = 0; ...

2年弱前 | 0

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How can I generate the Radom number between two set of floating point number?
Gain0 = 0.0000250002787160545; Bias0 = -0.124315307973192; Gain = Gain0 + Gain0 * 0.18 * (rand(1, 160) - 0.5); Bias = Bias0...

2年弱前 | 0

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How do I properly convert a 64-bit binary string / Convert directly from bin or hex to uint64
The question explains with many details, where the numbers are coming from. It would be more useful to post a set aof available ...

2年弱前 | 0

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Fast computation of entries of large matrix
n = 2500; x1=rand(n, 5); % some matrix with high number of rows and small number of columns > 1 x2=rand(n, 5); % anoth...

2年弱前 | 0

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2nd order euler method problem
You have to convert the 2nd order equation to a system of order 1 at first. Accumulating dx2/dt2 is not meaingful. The 2nd deri...

2年弱前 | 0

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I tried dragging an image into the edit box for an answer on Matlab Central and doing so destroyed my answer.
Yes, I can confirm this behavior. For Firefox/Windows: When I drag an image into the field for editing (or anywhere else on th...

2年弱前 | 0

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Renaming multiple files in a folder
Folder = 'C:\Your\Folder'; FileList = dir(fullfile(Folder), 'Antenna_REF_*.s2p'); for k = 1:numel(FileList) oldName = Fi...

2年弱前 | 1

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How to vectorize nested loops with conditional statements?
tributary = randn([81, 126]); cp_mesh = randn([81, 126, 49792]); tic cp_B1_2 = zeros(49792, 1); for i = 1:4979 % 49792 ...

2年弱前 | 0

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what does this error mean and how to fix it the image i imported was rgb and this error popped ,when its gray it works fine
imshow can handle RGB images as [M x N x 3] arrays and gray scale images as [M x N] matrices. The latter can be a logical matrix...

2年弱前 | 0

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memoize => Save/Restore Cache
There is no documented way to store the cache. But it is cheap to create a look-up table for your function and store it manually...

2年弱前 | 1

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