4,112 total contributions since 2014

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Answered

Please Help me about matlab code

The problem is how you are calling the function. |quantilereg| is a function that requires three input arguments: quantiler...

Please Help me about matlab code

The problem is how you are calling the function. |quantilereg| is a function that requires three input arguments: quantiler...

12 hours ago | 0

Answered

creating a list of strings with different numbers and same letters

This is easy using <https://www.mathworks.com/help/matlab/ref/sprintf.html |sprintf|>: D = 'MyFolder'; for kk = 0:100 ...

creating a list of strings with different numbers and same letters

This is easy using <https://www.mathworks.com/help/matlab/ref/sprintf.html |sprintf|>: D = 'MyFolder'; for kk = 0:100 ...

12 hours ago | 0

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Answered

multiple interp1 without loop

Try using a loop with <https://www.mathworks.com/help/matlab/ref/interp1q.html |interp1q|>.

multiple interp1 without loop

Try using a loop with <https://www.mathworks.com/help/matlab/ref/interp1q.html |interp1q|>.

12 hours ago | 0

Answered

Time Stamp is a Large Number

Use either <https://www.mathworks.com/help/matlab/ref/readtable.html |readtable|> or <https://www.mathworks.com/help/matlab/ref/...

Time Stamp is a Large Number

Use either <https://www.mathworks.com/help/matlab/ref/readtable.html |readtable|> or <https://www.mathworks.com/help/matlab/ref/...

13 hours ago | 0

Answered

How to extract only floating numbers from a string

>> S = '21.5VgDC_0.05000V_VgAC_50M-150M30ms47GV1'; >> C = regexp(S,'\d+\.?\d*','match'); >> C{:} ans = 21.5 ans = ...

How to extract only floating numbers from a string

>> S = '21.5VgDC_0.05000V_VgAC_50M-150M30ms47GV1'; >> C = regexp(S,'\d+\.?\d*','match'); >> C{:} ans = 21.5 ans = ...

15 hours ago | 0

Answered

How to number permutation values in "for" loop to be sequentially printed as 1, 2, 3 etc?

cnt = 0; for ii = 1:3 for jj = 1:3 for kk = 1:3 cnt = cnt+1 ... ...

How to number permutation values in "for" loop to be sequentially printed as 1, 2, 3 etc?

cnt = 0; for ii = 1:3 for jj = 1:3 for kk = 1:3 cnt = cnt+1 ... ...

15 hours ago | 1

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Answered

How to use two colormaps (of different size) in same figure with one axes?

I think the easiest solution would be to use two axes, and stack the quiver axes on top of the map axes (both of these are done ...

How to use two colormaps (of different size) in same figure with one axes?

I think the easiest solution would be to use two axes, and stack the quiver axes on top of the map axes (both of these are done ...

18 hours ago | 1

Answered

Concatenate vectors in cell array { } or matrix [ ] with coordinates

A(2:3,2) = {4;5} And for a numeric/char/logical/...: M(2:3,2) = [4;5]

Concatenate vectors in cell array { } or matrix [ ] with coordinates

A(2:3,2) = {4;5} And for a numeric/char/logical/...: M(2:3,2) = [4;5]

1 day ago | 0

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Answered

min/max indexing of array

Using a logical comparison is much simpler: >> E(bsxfun(@ne,E,min(E,[],3))) = NaN E = ans(:,:,1) = NaN ...

min/max indexing of array

Using a logical comparison is much simpler: >> E(bsxfun(@ne,E,min(E,[],3))) = NaN E = ans(:,:,1) = NaN ...

2 days ago | 0

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Answered

Having Trouble With Preallocating

m = zeros(1000000,2); Although a better idea would be to preallocate with the exact required size: L = numel(x); m...

Having Trouble With Preallocating

m = zeros(1000000,2); Although a better idea would be to preallocate with the exact required size: L = numel(x); m...

2 days ago | 0

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Answered

How To Make Code Run Faster

1. The most important change you could make would be to preallocate the matrix |m|: <https://www.mathworks.com/help/matlab/ma...

How To Make Code Run Faster

1. The most important change you could make would be to preallocate the matrix |m|: <https://www.mathworks.com/help/matlab/ma...

2 days ago | 0

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Answered

How to convert datetime vector to military time

_"How can I change the format of the datetime array to military time so that the times may appear in chronological order?"_ Y...

How to convert datetime vector to military time

_"How can I change the format of the datetime array to military time so that the times may appear in chronological order?"_ Y...

2 days ago | 0

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Answered

How to replace nan with the mean of the four numbers surrounding it?

Download this FEX submission: <https://www.mathworks.com/matlabcentral/fileexchange/4551-inpaint-nans>

How to replace nan with the mean of the four numbers surrounding it?

Download this FEX submission: <https://www.mathworks.com/matlabcentral/fileexchange/4551-inpaint-nans>

3 days ago | 0

Answered

Is it possible to automatically pass a predefined value to a variable assigned to questdlg, inputdlg, uigetdir (without the input window pop up)?

Ugh, this is an unfortunate situation to find oneself in... my commiserations. One possible solution is to shadow those function...

Is it possible to automatically pass a predefined value to a variable assigned to questdlg, inputdlg, uigetdir (without the input window pop up)?

Ugh, this is an unfortunate situation to find oneself in... my commiserations. One possible solution is to shadow those function...

3 days ago | 1

Answered

How to publish MATLAB plots as graphs (including data points), and not just snapshots of the plot ?

Change the image format: <https://www.mathworks.com/help/matlab/matlab_prog/specifying-output-preferences-for-publishing.html...

How to publish MATLAB plots as graphs (including data points), and not just snapshots of the plot ?

Change the image format: <https://www.mathworks.com/help/matlab/matlab_prog/specifying-output-preferences-for-publishing.html...

3 days ago | 0

Answered

Is there a possibility to make a Start/Stop Pushbutton in guide?

_"Is there a possibility to just stop the measurement by using the same pushbutton and jump out of the function"_ Of course y...

Is there a possibility to make a Start/Stop Pushbutton in guide?

_"Is there a possibility to just stop the measurement by using the same pushbutton and jump out of the function"_ Of course y...

3 days ago | 0

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Answered

How to replace half the number of specific element in an array?

To change random columns: >> A=[1 2 3 4 4 1 2 4 4 3 4 4 4 2 1 3 4 4 4 2 1 4 4] A = 1 2 3 4 4 1 2 4 ...

How to replace half the number of specific element in an array?

To change random columns: >> A=[1 2 3 4 4 1 2 4 4 3 4 4 4 2 1 3 4 4 4 2 1 4 4] A = 1 2 3 4 4 1 2 4 ...

3 days ago | 1

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Answered

Extracting parts of a string

Importing the data as strings and then using regular expressions to parse them is inefficient, yet is not required because that ...

Extracting parts of a string

Importing the data as strings and then using regular expressions to parse them is inefficient, yet is not required because that ...

3 days ago | 0

Answered

How to add title and x/y-labels after generating multiple figures?

Your approach of obtaining and using explicit graphics handles is a good idea. However the axes title and axes labels are <https...

How to add title and x/y-labels after generating multiple figures?

Your approach of obtaining and using explicit graphics handles is a good idea. However the axes title and axes labels are <https...

3 days ago | 0

Answered

I have old code wavread and want to replace with audioread

audioread('all_sentences_train_DR1_MKLS0_M.wav',[1,signal_size]);

I have old code wavread and want to replace with audioread

audioread('all_sentences_train_DR1_MKLS0_M.wav',[1,signal_size]);

4 days ago | 0

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Answered

how to find specific .mat file

<https://www.mathworks.com/help/matlab/ref/exist.html>

how to find specific .mat file

<https://www.mathworks.com/help/matlab/ref/exist.html>

5 days ago | 0

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Answered

How to convert an array of decimal values to binary?

>> x = [0 0 0 2 0 3 0 1 0 0]; >> c = dec2bin(x(:),2); >> reshape(c.',1,[])-'0' ans = 0 0 0 0 ...

How to convert an array of decimal values to binary?

>> x = [0 0 0 2 0 3 0 1 0 0]; >> c = dec2bin(x(:),2); >> reshape(c.',1,[])-'0' ans = 0 0 0 0 ...

6 days ago | 1

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Answered

Count number of elements in a matrix

_"Count number of elements in a matrix"_ That is exactly what histograms are: >> A = [1 2 3 4 5 6 7 8 9 10]; >> B = [...

Count number of elements in a matrix

_"Count number of elements in a matrix"_ That is exactly what histograms are: >> A = [1 2 3 4 5 6 7 8 9 10]; >> B = [...

6 days ago | 0

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Answered

Matlab getting progressively slower in running simulation

Because this: _"The loop is used to concatenate values to a matrix using the cat function_" forces MATLAB to move the array in m...

Matlab getting progressively slower in running simulation

Because this: _"The loop is used to concatenate values to a matrix using the cat function_" forces MATLAB to move the array in m...

6 days ago | 0

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Answered

Adding integer to specifc matrix columns using bsxfun

M(:,2:end) = M(:,2:end)+1 or V = ones(1,size(M,2)); V(1) = 0; M = bsxfun(@plus,M,V)

Adding integer to specifc matrix columns using bsxfun

M(:,2:end) = M(:,2:end)+1 or V = ones(1,size(M,2)); V(1) = 0; M = bsxfun(@plus,M,V)

6 days ago | 0

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Answered

Assigning values for vector with number sequence

All you need is this: fun = @(n)r1*(n:-1:0)+r2*(0:n); p = cell2mat(arrayfun(fun,1:n,'uni',0)) And tested (here I wrot...

Assigning values for vector with number sequence

All you need is this: fun = @(n)r1*(n:-1:0)+r2*(0:n); p = cell2mat(arrayfun(fun,1:n,'uni',0)) And tested (here I wrot...

6 days ago | 1

Answered

How can I write an accent in a French sentence on a figure (title, xlable,ylabel)

Note that strings and char vectors are different things, and so the apostrophe needs to be defined differently: str = "d'it...

How can I write an accent in a French sentence on a figure (title, xlable,ylabel)

Note that strings and char vectors are different things, and so the apostrophe needs to be defined differently: str = "d'it...

7 days ago | 1

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Answered

How to access n vector elements, then skip n elements, then access the following n elements and so on?

Assuming that the number of elements of your vector |A| is exactly divisible by 20: M = reshape(A,20,[]) V = M(1:10,:) ...

How to access n vector elements, then skip n elements, then access the following n elements and so on?

Assuming that the number of elements of your vector |A| is exactly divisible by 20: M = reshape(A,20,[]) V = M(1:10,:) ...

7 days ago | 1

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Answered

Linear interpolation of matrix

>> M1 = [1,1,1;2,2,2]; >> M2 = [3,4,5;6,7,8]; >> P1 = 0; >> P2 = 1; >> Pq = 0.5; % your random point >> V = [re...

Linear interpolation of matrix

>> M1 = [1,1,1;2,2,2]; >> M2 = [3,4,5;6,7,8]; >> P1 = 0; >> P2 = 1; >> Pq = 0.5; % your random point >> V = [re...

7 days ago | 0

Answered

Sort a list of files using Remainder after division

Here is an outline of one way to do it (untested, but should get you started): D = 'original folder'; S = dir(fullfile(D...

Sort a list of files using Remainder after division

Here is an outline of one way to do it (untested, but should get you started): D = 'original folder'; S = dir(fullfile(D...

7 days ago | 1

| accepted