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Plots Stacking when it is unwanted.
Your description of the problem is not clear. Do you want to put a: hold off as the last line of this section of code?

6年以上 前 | 0

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How can I make a for loop with two diferent indexes
syms w; cnt = 1:.2:20; for ii=1:length(cnt) xi = fsolve(@(w) -tan(w/2) + w/2-4/ii*(w/2).^3,[1 3]*pi-.1); ...

6年以上 前 | 0

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code without for loop
idx = sub2ind(size(mask),index(:,1),index(:,2)); mask(idx) = 255;

6年以上 前 | 0

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Adding a title to a graph
title(sprintf('Beam %s Beam \n%6.2f lb. applied to a %s %s'... ,'gold',200,'joist','pooter'),'fontweight','b'); This w...

6年以上 前 | 0

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store string in array
What do you mean the INPUT function only lets you input one character? >> G = input('Enter a string: ','s') Enter a ...

6年以上 前 | 0

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Is it possible to use exist function in a loop?
Did you try it? The help for EXIST indicates you can use it as you are doing.

6年以上 前 | 0

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How to copy XTickLabels?
xticlabel is not a child of the axes, it is a property of the axes. f1=figure; ax1=axes; plot(data); set(gca,...

6年以上 前 | 0

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random permutation of 3 numbers when repetition of digits are allowed
Give this file a try: <http://www.mathworks.com/matlabcentral/fileexchange/11462-npermutek NPERMUTEK>. It solves the general pr...

6年以上 前 | 1

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How to populate a listbox from a pop up menu
Set the string property. set(handles.listbox1, 'string','Restaurant')

6年以上 前 | 0

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Plotting a Piecewise function?
First define this in an M-file: function [F] = myfunc(thet) % help F = zeros(size(thet)); idx = -pi/2 <= thet & th...

6年以上 前 | 0

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What is the difference between exp and expm in terms of a matrix ?
<http://www.mathworks.com/help/matlab/ref/expm.html EXPM Documentation> If you look at that link, the difference is explained...

6年以上 前 | 0

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index of a mnatrix to negative
No. MATLAB has the first index as 1.

6年以上 前 | 0

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Generating A(i,j) = [i; j]
You want each element of your matrix to be a two element vector? That is not a matrix, but it does sound like a cell array. ...

6年以上 前 | 0

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Vector imbalance error in while loop
You may have meant: y1(i) = (F.*x(i).^2/6*E*I).*(3*a-x(i)); % 0<x<a Otherwise you are trying to put numel(x) elemen...

6年以上 前 | 0

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I'm getting a plotting length mismatch error but my lengths match
You are calling PLOT incorrectly. PLOT only takes the variables to be plotted and lineseries properties, not axes properties. ...

6年以上 前 | 1

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element wise multiplication and sum
I don't know where the 15 came from. I assume you mean 12. >> a = [1,2,3;4,5,6]; >> b = [2,2,2]; >> a*b.' % same...

6年以上 前 | 2

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Error: Attempted to access x(101); index out of bounds because numel(x)=100.
You want 0 < x(i) && x(i) < a Your expressuon evaluates to: 1 < a Because MATLAB evaluates from left to right....

6年以上 前 | 0

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finding index of several values within a vector efficiently
idx = [1 2 5]; X = [1 5 4 3 2]; vals = X(idx) % linear indexing.

6年以上 前 | 0

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how to create 2 matrices from 1 matrix depending on values 0 & 1, displayed in first column of 1st matrix?
Now I think I see what you did. You probably did not realize that the | symbol evaluates to logical OR when someone copies and ...

6年以上 前 | 0

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what's the relation between a resolution and the size of pixel?
Sounds like it. Resolution is how many pixels per unit linear measure, so in the U.S. we would say 1/pixelsize = 1/(.254) =...

6年以上 前 | 0

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Why/How does MATLAB run faster when the workspace is full of variables?
I would be willing to bet that reason you experience the speed increase is that when you issue the CLEAR command you are not onl...

6年以上 前 | 2

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GUI Program Crash on .fig Load
More details may be necessary. Did you make all of the changes through GUIDE? Did you save them as you went (change-save-check...

6年以上 前 | 0

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Can anyone help me to get this PV=nRT working? please.
Change your FOR loop to this: for jj=1:length(V) % Note, length(V), not 10! P1(jj)=T1*R*n/V(jj); P2(jj)=T...

6年以上 前 | 1

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In an assignment A(I) = B, the number of elements in B and I must be the same.
Have a look at this: A([1 2 3]) = [8 7 6 8 7 9] % Error A([1 2 3]) = [8 7] % Error A([1 2 3]) = [8 7 6] % No error ...

6年以上 前 | 0

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Unexpected result for sin()
In general, you need to make your sample frequency sensitive to the signal frequency... (Nyquist) f = 50; x = 0:0.1/(...

6年以上 前 | 0

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Output of the row of a vector which has the same entry as a second vector
You were close, but you want to switch the order of the arguments to ISMEMBER and use the two output call. % Original data ...

6年以上 前 | 0

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Fitting N(N-1) points on an NxN matrix
% Say your given vector is: X = [ 2 3 4 5 6 7 ]; % Now to make the matrix. L = (1 + sqrt(1+4*length(X)))/2; F = ...

6年以上 前 | 0

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GUI data sharing problem?
Put the call to UIGETFILE in the callback for the pushbutton. Then immediately after the return, simply use the open the file a...

6年以上 前 | 0

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In plotting Y(x)=10^x, for x=0:5 matlab gives y-axis tick labels as 0 1 2 3 4 and last as 5 x 10^5. How can I get all tick labels as 10^x?
You could use the MATLAB logarithmic plotting routines: x = 0:5; semilogy(x,10.^x) % Also, see SEMILOGX, LOLOG

6年以上 前 | 0

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Bin my Data set
v = data(:,2); % Velocity mv12 = mean(v(v>=1 & v<=2)) % Mean of velocity on [1 2].

6年以上 前 | 0

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