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How to find vector elements between two values, efficiently
Do you need the actual indices or the values? If you only need the values, then it would probably be faster to do: A(A(:...

casi 15 años hace | 4

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Multiple choices in a listbox
If you set 'min' to 0 and 'max' to 10, you will be able to select multiple strings. Once you have that you can get the choices ...

casi 15 años hace | 1

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how to plot multiple graphs on one figure
There is probably a better way to do this, but here is what I did. I made a text file that looks like this (as you describe): ...

casi 15 años hace | 0

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Plot data from a double class array
plot(array(:,1),array(:,2)) If you don't like that for some reason, you could do: ac = mat2cell(array,size(array,1),[1 1])...

casi 15 años hace | 2

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GUI text box - Replacing a word entered in the text box.
str = '10*x(n)' str2 = strrep(str,'n','1')

casi 15 años hace | 0

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how to solve a system of equations?
% Choose some values: J = rand(21); B = rand(21,1); F = rand(21,1); % Calculate X based on J*X = J*B-F X = J\(J*...

casi 15 años hace | 0

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Export level along with coordinates from contour figure datatips?
Although I think you could alter the built-in M-code to do what you want, I would probably do this instead. I called this: ...

casi 15 años hace | 0

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How do I fix the code of my program
I am not sure what you are trying to say about a mean value, but I think you are basically wanting to make this: theta = l...

casi 15 años hace | 1

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Count frequency of number in set time period
responses = round(rand(1,10)*2) % An example data set times = 1:10; % Example time set... % Count responses equal to 1...

casi 15 años hace | 0

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Double summation with vectorized loops
Here is a vectorized version, but I must say that I would have probably just went with Jan's FOR loop. It seems you need to see...

casi 15 años hace | 1

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How do I avoid creating intermediate variables?
Is your complaint about the extra typing, or the extra variable in the workspace? If the latter, then one way to avoid this kin...

casi 15 años hace | 0

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zero crossing
x = 0:.01:2*pi; f = @(x) sin(x).*cos(x); % A randomly chosen function. % Next find the zero crossings of f(x)... rt = [...

casi 15 años hace | 1

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Set BackgroundColor to 'none'
c = get(hparent,'color') % For a figure. 'backgroundcolor' for others. set(hobj,'backgroundcolor',C)

casi 15 años hace | 0

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using function input to create a title
N = 5; % An integer to use in the string below... str = sprintf('nameoffile%i.dot',N) % Make a string. % Use the above f...

casi 15 años hace | 0

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Integration by matlab
Use this instead: M=quadv(X,0,(2*pi)); % % % In the future, you need to be more specific than just saying that you have ...

casi 15 años hace | 1

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Matlab Percentile function VS excel percentile function
I don't see a PERCENTILE function in MATLAB. Is it a custom function you wrote?

casi 15 años hace | 0

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Simplifying MODULUS code
The way you have defined B (and Space), your FOR loops are equivalent to these: for r = 1:Rows % For every row in grid ...

casi 15 años hace | 0

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ButtonGroup
The lines I changed are marked with a %% function [] = test(varargin) N.fh=figure('units','pixels',... 'posit...

casi 15 años hace | 1

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Trigonometric Interpolation
clc; N = 6; x = (2*pi*(0:N-1))./N; y = cos(x); x_fein = -2:0.01:2; yy = triginterpol(y, x_fein); plot(x_fein, yy/N...

casi 15 años hace | 0

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How to print axes area on GUI?
This works on my computer, you may have to tweak a few things. close all figure('units','pix','pos',[200 200 850 750]) ...

casi 15 años hace | 1

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How send to back patch objects in a graph?
Simply change the order of objects in the children property of the axes object. set(gca,'children',flipud(get(gca,'children'...

casi 15 años hace | 11

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horzcat different size rows; zero padding
A = [1,2,3,4].'; B = [1 2 3 4 5 6].'; C = zeros(6,2); C(1:length(A),1)= A % Fill first column with A C(1:length(B),2)...

casi 15 años hace | 0

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Shannon fano coding
There are *_several_* errors in this code. # Missing opening parenthesis on line 2. # Extra comma on line 2 (or missing first a...

casi 15 años hace | 0

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Length of the longest continuous string of the same number
Here is one way to do it. A = [5;5;1;2;3;4;5;5;5;5;6;7;8].'; % Transpose to row vector. [M,V] = regexp(sprintf('%i',[0 d...

casi 15 años hace | 1

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Convert RGB to GRAY
Perhaps you mean RGB2GRAY. I don't know of any RGBTOGRAY function.

casi 15 años hace | 0

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how do i write a function which recognize user-defined functions and plots the results in my gui
The error from t^2 is because the user did not enter a vectorized function. The user should enter: t.^2 (notice the dot). How...

casi 15 años hace | 1

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Contributors metainfo: reputation and more
Congrats to Walter for reaching 3,000 points - a double editor! O.k., so it is a little early (2999 points as of now), but I ...

casi 15 años hace | 0

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saving a newly created colormap
Two ways you could go about this. First, from the command line: save mycolormap cmapnew Then make a new function: func...

casi 15 años hace | 3

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Respondida
Waitbar won't close
Use: delete(h.waitbar); instead of close(h.waitbar); Basically what happens is that when you set the CreatCancelBtn pro...

casi 15 años hace | 2

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Respondida
Convert array to argument list?
B = [77 34 56] B = mat2cell(B,1,ones(1,numel(B))) func(B{:}) If your B has a different shape, you will have to adjust...

casi 15 años hace | 7

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