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

quasi 12 anni fa | 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...

quasi 12 anni fa | 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 ...

quasi 12 anni fa | 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...

quasi 12 anni fa | 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)

quasi 12 anni fa | 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:...

quasi 12 anni fa | 0

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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...

quasi 12 anni fa | 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...

quasi 12 anni fa | 0

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

quasi 12 anni fa | 0

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

quasi 12 anni fa | 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'));

quasi 12 anni fa | 0

Risposto
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 ...

quasi 12 anni fa | 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...

quasi 12 anni fa | 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...

quasi 12 anni fa | 0

Risposto
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...

quasi 12 anni fa | 0

Risolto


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 ...

quasi 12 anni fa

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

quasi 12 anni fa | 0

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Risposto
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...

quasi 12 anni fa | 0

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

quasi 12 anni fa | 0

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

quasi 12 anni fa | 0

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Risposto
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...

quasi 12 anni fa | 0

Risposto
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...

quasi 12 anni fa | 0

Risposto
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...

quasi 12 anni fa | 0

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

quasi 12 anni fa | 1

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

quasi 12 anni fa | 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

quasi 12 anni fa | 0

Risposto
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...

quasi 12 anni fa | 0

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

quasi 12 anni fa | 0

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Risposto
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...

quasi 12 anni fa | 0

Risposto
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...

quasi 12 anni fa | 0

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