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Last seen: 30 jours il y a |  Actif depuis 2012

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is there any reason for this?
In Matlab "1" + "1" = "11" but '1' + '1' = 98 i.e. char(49) = '1' but char(49) + char(49) = 98 Is there any reaso...

7 mois il y a | 1 réponse | 0

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Réponse apportée
MATLAB GUI Pushbutton Click Runs Callback Twice
See my answer here: https://se.mathworks.com/matlabcentral/answers/1982264-double-action-of-guide-adapted-drop-down-menu-callba...

plus d'un an il y a | 0

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double action of GUIDE adapted drop down menu callback
A have found the answer to my question. In GUIDE created and subsequently migrated to Appdesigner dropdown menu, the ValueChang...

plus d'un an il y a | 0

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Question


double action of GUIDE adapted drop down menu callback
In my code, I still have some GUIDE-style callbacks of dropdown menus as follows (this is just example code): % Value changed f...

plus d'un an il y a | 2 réponses | 0

2

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How can I synchronize two split windows in the editor?
I found a solution: if you split window after highlighting, then both windows demonstrate the same highlighting; if you split wi...

plus de 2 ans il y a | 0

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Question


How can I synchronize two split windows in the editor?
In previous releases, if I highlight function name in, say, left split window, it was automatically highlighted in the right win...

plus de 2 ans il y a | 1 réponse | 0

1

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How to add a right hand y-axis with the same major and minor ticks?
x = -2*pi:0.1:2*pi; y1 = sin(x); y2 = tan(x); yyaxis left hp1 = plot(x,y1); h1 = gca; h1.YTick = -1:0.5:1; set(h1,'XMin...

presque 3 ans il y a | 0

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Center alignment for tiledlayout
x = -2*pi:0.1:2*pi; y = sin(x); t = tiledlayout(3,6); nexttile([1,2]) plot(x,y) nexttile([1,2]) plot(x,y) nexttile([1,2])...

presque 3 ans il y a | 1

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Question


Why the matlab editor (Code Analyser) is not warning about changing size by a variable within a loop
In the 2nd example of the following for-loop the variable A definitely changes its size as it does in the 1st example. However, ...

presque 3 ans il y a | 1 réponse | 0

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Unable to find explicit solution
Your equation with actual ratio a4/a3 does not have analytical solution. Try to solve it numerically with some tolerance.

presque 3 ans il y a | 0

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Add zero decimal digits in order to have all the elements of a matrix with same number of decimal digits
A = magic(3) B = num2str(A,'%.3f\t')

presque 3 ans il y a | 0

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How to create a cell array identical in size, but containing cell position in each cell?
A = {[1,2,3,4]; [1,2,5]; [5,6,1,2,4]; [44]} B = cell(size(A)); for k = 1:length(A) B{k} = repmat(k,1,length(A{k})); end

presque 3 ans il y a | 0

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Why does adding a space give vertcat error?
with a space, [1;1 +1] is interpreted as [1;1, +1]. [1;(1 +1)] will be OK.

environ 3 ans il y a | 1

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Error using minmax newff
You are using char type variables, i.e filename a = {'abc', 'aa', 'b'; 'abc1', 'aa1', 'b1'} a = 2×3 cell array {'abc' ...

environ 3 ans il y a | 0

Réponse apportée
Why is signal amplitude so low after applying FFT?
https://www.mathworks.com/matlabcentral/answers/162846-amplitude-of-signal-after-fft-operation https://www.sjsu.edu/people/burf...

environ 3 ans il y a | 0

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Array indices must be positive integers or logical values.
if length(c) is an even number, then (length(c)+1)/2 is not an integer

environ 3 ans il y a | 0

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Unrecognized function or variable 'snopt'. Error in Untitledidk (line 362) [x, f, inform, xmul, fmul] = snopt(xg, xlwr, xupr, xmul, xstate, ... What is this function
https://github.com/snopt/snopt-matlab Matlab interface for sparse nonlinear optimization software SNOPT. Requires the SNOPT so...

environ 3 ans il y a | 1

Réponse apportée
Out of Memory. Infinite Recursion.
doc polylog Argument of the polylogarithm, specified as a number, array, symbolic number, symbolic variable, symbolic function,...

environ 3 ans il y a | 0

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Question


how to use function handles
Instead of the following, I want to use function handles and move if-statments out of the loop: for n=1:10 if a==0 ...

environ 3 ans il y a | 2 réponses | 0

2

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Réponse apportée
Error while using syms in MATLAB AppDesigner
https://www.mathworks.com/matlabcentral/answers/166584-cannot-use-syms-command

environ 3 ans il y a | 0

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Why am i getting the same error while plotting a function?
doc vpaintegral vpaintegral(f,a,b) numerically approximates f from a to b. vpaintegral(f,[a b]) is equal to vpaintegral(f,a,b)...

environ 3 ans il y a | 0

Question


How do I do this without using try/catch?
I am using waitbar within Run_pushbutton_Callback (GUIDE GUI): function Run_pushbutton_Callback(hObject, ~, handles) try wb =...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

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Array indices must be positive integers or logical values.
When x=1, then X_s(x-1) = X_s(0), which is not allowed in Matlab x = 1 x = 1 x = 2 x = 3 x = ...

plus de 3 ans il y a | 0

Réponse apportée
Array indices must be positive integers or logical values.
floating point problem; try to use x = round(k/0.2 - 4/0.2 + 1) k = 4.200000000000000 x = 2 k = 4.400000000000...

plus de 3 ans il y a | 1

Réponse apportée
Remove from a vector a certain number of elements
sim3 = sim1; sim3(sim3==sim2) = [];

plus de 3 ans il y a | 0

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Index in position 1 is invalid.
i as an index is not defined in your code, Matlab considers it as 1i by default

plus de 3 ans il y a | 0

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How can i repeat a formula without for loop?
M = [1,2; 3,4]; LM=log(M); A = 1:5; B = num2cell(A); C = cellfun(@(x) {x*LM}, B); D = cellfun(@(x) {exp(x)},C); D{:}

plus de 3 ans il y a | 0

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Make subplot use the full figure on buttondown click.
The following works as you requested. You can of course modify the code in more elegant way with numbering handles as ax(n) etc...

plus de 3 ans il y a | 0

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How to superimpose two figure, one to bottom right corner of larger.
fig1 = figure(1); % create figure1 pos1 = fig1.Position; % position of figure1: pos1 = [x1, y1, width1, hight1] pos2 = pos1;...

plus de 3 ans il y a | 0

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Plot of nested for loop for thickness variable
Place figure(1) with a number before for-loop and use plot(results(:,1),results(:,2)) only once. If you use figure() without an...

plus de 3 ans il y a | 0

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