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Data sharing between two GUIs
You can use setappdata and getappdata http://www.mathworks.com/matlabcentral/answers/95443

約10年前 | 0

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IF statement inside a push button
Assuming rest of the code is right mon1= str2num(get(handles.m1,'string')); The first thing I'll think is that you're get...

約10年前 | 0

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How to pick an integer in a box using up and down arrows in a gui
You can use button with symbols + or -, and add functions like adding or subtracting as a feature. Something like this (very ...

約10年前 | 1

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help with numerical integration
First thing: what are you trying to do with y and r? Your r will be empty as the last value in defining r is a vector. Can yo...

約10年前 | 0

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Finding Mean of a repeated entries Using Matlab.
b = [u,accumarray(ix,zz(:,1))./accumarray(ix,1)]; The second accumarray will be (ix,1) not (ix,2)

約10年前 | 1

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How to merge different customized figures together?
set(hFig, 'Position', [100 250 300 5*80]); for jj = 1:5 h1 = subplot(5,1,jj); % hAxes = set(h1,'XTick',[-1:1:...

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beginner questions about symbols used in formula
The fullstop (.) operator is for element-wise operation. For example: A = [1 2 3 4]; B = [5 6 7 8]; AS you can see t...

約10年前 | 1

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problem using the find function
row and col are the indices in the matrix which have the value you need. Find function just finds the indices which satisfy the...

約10年前 | 0

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Call a matrix in a matrix
You can have cell like this: B = rand(3); C = rand(3); A{1} = B; A{2} = C;

約10年前 | 0

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Vector Equation with scalars?
a = 3; b = 4; x = -3:0.2:2; y = 8*(a^2)./(x.^2+b^2);

約10年前 | 0

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how to write an equation with different period of time
w_t = [25*T 50 250-50*t]; t_range = [0 2 4]; W = w_t(find(t > t_range,1,'last'));

約10年前 | 0

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How do I get the Command Window to recognize variables created in a function?
Because you have to do something like this on the command window: [K,T] = KTBC(n) KTBC is a function that take an input ...

約10年前 | 1

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How to use the "Input" command-- specific problem help
The input command ask for a value from the user, for example A = input('Enter value for h: ') will show on command prom...

約10年前 | 0

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How to resolve ODE system in Matlab using numerical method Runge-Kuta?
First You'll have to make a function for your problem. This function take (time and Y) and will return dy function dy = myf...

約10年前 | 0

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how to do a graph
m = zeros(30,1); a = m; for i=1:30 m(i) = 400*(1.1^i); a(i) = 120*(1.2*i); end plot(m); hold on; plot(1:3...

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

約10年前

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set limits using xlim for strings
set(gca,'XTick',1:12,'XTickLabel',{'Jan','Feb','Mar','Apr' .... etc})

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Why do I get an 'Index needs to be positive or logical' error?
Sometimes in matlab, when doing floating point operations which should result in an integer, deviate from it slightly. For examp...

約10年前 | 0

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Replace specific numbers in a matrix
Lets say your matrix is called A, then A(A>90) = Inf; That simple :)

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Transforming vector into triangular matrix
Lets call it A Then A_new = repmat(A,1,48); A_new = tril(A);

約10年前 | 0

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Big O Complexity for Matlab code - Sum of Matrix Operation
Matlab sum without specification of dimension, for a matrix, will be for the column. However for a vector, either row or colu...

約10年前 | 0

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Help with the output of my function
This is because when you input t as a vector, unless all of the values in vector satisfy the condition, it will not go through a...

約10年前 | 0

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save matdata1 Error using save Unable to write file matdata1: permission denied.
This might be because you dont have permission to write in that folder. Try a different directory and see if it still doesn't w...

約10年前 | 0

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How can I calcuate the distance from two selected points?
imdistline Matlab documentation: http://www.mathworks.com/help/images/ref/imdistline.html

約10年前 | 1

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c=(exp((-z^2)/(2*sigma^2)))+mnoise
mnoise = 0.02*randn(251,1);

約10年前 | 0

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How can I solve a simplest order 4 differential equation by 4th order Rung Kutta in Matlab?
See this: http://www.mathworks.com/help/matlab/ref/ode45.html There are few examples there as well to help you through

約10年前 | 0

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Replace zero in a matrix with value in previous row
Lets say your matrix is A [m,n] = size(A); An = A'; valx = find(~An); % This will give you zeros elements linear inde...

約10年前 | 0

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Changing excel range reference
Your xlRange will produce string 'sRowRef:lRowRef' not 'D2:D49'. You should try: xlRange = [sRowRef ':' lRowRef];

約10年前 | 0

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how can I copy multiple Matlab.fig files, each with multiple subplots, into a single plot
You need to get handle for all the subplots in each figure. % First open a new figure hh = figure; % Open First F...

約10年前 | 0

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how to jump from one box to another in Matlab GUI?
Setting tab order: http://www.mathworks.com/help/matlab/creating_guis/setting-tab-order.html http://www.mathworks.com/help...

約10年前 | 0