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How can I change contents of a string?
I'd say do something like this: names = strrep({data{:,1}},'/','-'); That assumes that all of the names are only in the ...
oltre 11 anni fa | 0
Risolto
Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12
quasi 12 anni fa
Risolto
Given an unsigned integer x, find the largest y by rearranging the bits in x
Given an unsigned integer x, find the largest y by rearranging the bits in x. Example: Input x = 10 Output y is 12 ...
quasi 12 anni fa
Calculate difference between two times
since you're getting this from a data file I'd suggest something like this: fid = fopen('data.txt'); data = textscan(fid...
quasi 12 anni fa | 0
Loop Principal Component Analysis
I'd suggest looking at the help page a little more for PCA: http://www.mathworks.com/help/toolbox/stats/princomp.html "COE...
quasi 12 anni fa | 0
Saving structs
If you're wanting to save the structure as a structure, don't put in the -struct flag. That saves all of the fieldnames as their...
quasi 12 anni fa | 2
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breaking a column of strings in two different columns
It appears that you can't really do matrix operations on cell arrays like: mycell{:,2} = mycell{:,1}(3:end); So here's w...
quasi 12 anni fa | 1
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Writing a matrix as column vectors
If Y is a workspace variable that is an m x n matrix, then you can extract the column vectors by: y1 = Y(:,1); etc. Is that...
quasi 12 anni fa | 0
set default properties ERROR
It looks as though you may have a variable named 'set' in your workspace. Is that the case?
quasi 12 anni fa | 1
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surf plot behaves strange!
Surf attaches a color to a face based on one point on that face, and each face will be created by 4 points, so that color may no...
quasi 12 anni fa | 0
GRIDDATA suitability for interpolating from one mesh to another
griddata (in this case griddata3) is going to be removed in a future release of Matlab. Use TriScatteredInterp instead. I've use...
quasi 12 anni fa | 0
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How to create random vectors of the same lengths?
from the documentation: Examples Generate values from the uniform distribution on the interval [a, b]. r = a + (b-a).*ra...
quasi 12 anni fa | 0
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for loop
You can't call or write to a variable like that in a loop, unfortunately. My suggestion would be to have a structure that contai...
quasi 12 anni fa | 0
Plot points with unknown column numbers
Here's the fix, sorry it took a while. Got distracted ;) figure(2) names = 1:1:rx; for i =1:1:rx name = i; ...
quasi 12 anni fa | 0
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Plot points with unknown column numbers
did you turn hold back off? figure(2) names = 1:1:rx; for i =1:1:rx name = i; plot (fx,fy,'bo') ...
quasi 12 anni fa | 0
geting value as Inf
Here's what I think your code should look like in order to run properly: M=100; r=0.8; alpha=0.45; beta=0.75; g...
quasi 12 anni fa | 0
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Passing base workspace variables to callback functions
Have you tried using the evalin function, maybe something like: x = evalin('base','var');
quasi 12 anni fa | 1
geting value as Inf
I actually answered your problem in your previous problem. The error is in your calculations for c, p, and specifically a. These...
quasi 12 anni fa | 0
Risolto
Magic!
Check whether the input matrix is a normal magic square: <http://en.wikipedia.org/wiki/Magic_square> Output the logical va...
quasi 12 anni fa
Risolto
Count from 0 to N^M in base N.
Return an array of numbers which (effectively) count from 0 to N^M-1 in base N. The result should be returned in a matrix, with ...
quasi 12 anni fa
How can i get image from other GUI in a project - i can not use global variable
I'm assuming that the problem is you're unable to use the information you acquired from GUI2. Globals may work, but they're not ...
quasi 12 anni fa | 2
need help optimizing this code...
I don't think that will work actually. Try this, it's a little convoluted, but I think it's correct: % this assumes w and s...
circa 12 anni fa | 0
color-coding a 2D plot
unfortunately shading interp doesn't seem to work on contourf so here's an inelegant solution to your problem. [x,y] = mesh...
circa 12 anni fa | 1
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Problem with displaying output of executable
If you're compiling it as a 'Windows Standalone Application' switch that to a 'Console Standalone Application'.
circa 12 anni fa | 0
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color-coding a 2D plot
how about: [x,y] = meshgrid(-10:0.1:10,-10:0.1:10); % just to get some x and y values z = sqrt(x.^2 + y.^2); contour...
circa 12 anni fa | 0
Add label to TXT file
you could just add a simple fopen command prior to your dlmwrite command: fid = fopen('c:\data.txt','w'); fprintf(fid,'H...
circa 12 anni fa | 0
Change position of numbers on x axes in surface plot
Perhaps something like this would work for you? grid off %this prevents the addition of gridlines at half spacing ha =...
circa 12 anni fa | 0
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