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rectangular basis function/ rectangular pulse
Your description is a little unclear. Here is a function which will do something similar to what your first sentence asks. ...

más de 15 años hace | 0

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Isolate Digits in a number
If c is not a char, then what is it? How could you even enter c in MATLAB if it is not a char? You will lose the leading zero...

más de 15 años hace | 0

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plot and hist in matlab
Two histograms: x = -2.9:0.1:2.9; y = randn(10000,1); hist(y,x) h = findobj(gca,'Type','patch'); set(h,'FaceColor...

más de 15 años hace | 1

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vector not produced missing some '.' ?
As a general rule when dealing with operations on arrays, use a dot before every one of the three operators: * / ^ If you d...

más de 15 años hace | 0

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Truncating fractions
Ar = round(A*100)/100 . . . *EDIT* Raviteja, the above command does store your values as you want. The problem is not ...

más de 15 años hace | 0

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compute numerical integral by matlab
Put the function in an <http://www.mathworks.com/help/techdoc/matlab_prog/f4-70115.html anonymous function>, then use <http://ww...

más de 15 años hace | 1

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Changing color of point in stem plot based on value
No, but that doesn't mean you can't get what you want. t = (-3*pi:.1:3*pi); y = round(sin(t)*5)/5; idx = y~=0; ...

más de 15 años hace | 1

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slow re-assignment of values to an array in a structure
Sorry, at first I didn't read the whole question. My guess is that line 5 doesn't actually copy the data in x. When you chan...

más de 15 años hace | 4

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Writing Callback For GUI
Where would you get the values for the functions? If you are wanting to get them from other uicontrols (editboxes, for example)...

más de 15 años hace | 0

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patch in GUI (rectangular parallelepiped)
<http://www.mathworks.com/matlabcentral/fileexchange/20845-rppd>

más de 15 años hace | 0

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reshape
Go into sym_rec_img_preprocess and put these right before line 32: size(Ibox) size(sizer) size(sizec) noimages ...

más de 15 años hace | 0

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Sorting matrices
[As,I] = sort(A); Bs = B(I); To sort along the rows, use the dim argument to <http://www.mathworks.com/help/techdoc/ref/sor...

más de 15 años hace | 3

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Doubt math
What do you mean "without math methods?" MATLAB uses _only_ math methods as far as I know...

más de 15 años hace | 2

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Printing function results to the Workspace
You get that error because you haven't given the function any output arguments. So let's give it one! function R = range(x...

más de 15 años hace | 1

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Using a variable where a string is required
If you want to use the built-in plot colors, do (for example): A = {'k','b','r','g','y','c','k','b','r','g','y','c'}; x =...

más de 15 años hace | 0

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NaN for zero divide by zero.
There are two things to remember when looking at this problem. 1. A function having a <http://mathworld.wolfram.com/Limit.html...

más de 15 años hace | 0

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Plot, if and elseif statement
IF statements _do not_ pick out elements of an array as you are thinking they do. Use logical indexing. x = 0:pi/10:2*pi; ...

más de 15 años hace | 1

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Apostrophes in Cell
Use a double apostrophe everywhere you want one.

más de 15 años hace | 0

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MATLAB in unexpected places
I do see the logo on other vehicles once in a while. If you see the logo on the back of a silver VW EuroVan with Idaho plates, ...

más de 15 años hace | 1

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improper integral
quadgk(@(x) fun(x,0,1),-inf,inf) % 0 is a, 1 is b. But for a = 0, b = 1, we encounter an infinite number or nan. Are the...

más de 15 años hace | 0

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Place each dimension of matrix into a cell array
B = squeeze(mat2cell(A,2,2,[1 1])) This is probably quicker: mat2cell(reshape(A,2,4),2,[2 2]) More generally: A(:,:,...

más de 15 años hace | 1

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loops in matlab
Show what you have done so far... and where you are stuck.

más de 15 años hace | 1

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Problem using LineStyle
That is because you are using the LineStyle property to try to change the Color property. L = plot(1:10); set(L,'linestyle'...

más de 15 años hace | 0

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Determine if mouse click on a plot is within plot region
Here is a way to do it programmatically, as in a GUI for example. Save this in an M-file then run the M-file. Click on the axe...

más de 15 años hace | 1

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Polynomial curve fitting
You did it correctly. The curve is linear between the points because that is how MATLAB plots these things. If you zoom in hig...

más de 15 años hace | 1

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Two Arrays Addressing a Matrix
What does this mean: R(p,t)? Are you saying that R is a 2-by-N array? Why use p and t? . . *EDIT* O.k., so then do: ...

más de 15 años hace | 0

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need help with array as input parameter of a function
I have never seen that error message before. How are you calling the function? BTW, what version of MATLAB are you using?

más de 15 años hace | 0

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Logical Indexing Question
Please go back and format your question using the {} Code button. How can you form th2/ph2 when they are different sizes?

más de 15 años hace | 0

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Applying limits in matlab
Displacement = min(400,X); For example: X = [1:20:800]; plot(min(X,400)); ylim([0 800])

más de 15 años hace | 0

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Creating a function
1. Do you think that copying and pasting a few obvious homework problems will get much of a positive response? From your post ...

más de 15 años hace | 1