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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 ...
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 ...
12年以上 前 | 0
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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
12年以上 前
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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 ...
12年以上 前
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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...
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...
12年以上 前 | 0
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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...
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...
12年以上 前 | 0
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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...
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...
12年以上 前 | 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...
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...
13年弱 前 | 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...
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...
13年弱 前 | 0
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set default properties ERROR
It looks as though you may have a variable named 'set' in your workspace. Is that the case?
set default properties ERROR
It looks as though you may have a variable named 'set' in your workspace. Is that the case?
13年弱 前 | 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...
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...
13年弱 前 | 0
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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...
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...
13年弱 前 | 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...
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...
13年弱 前 | 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...
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...
13年弱 前 | 0
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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; ...
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; ...
13年弱 前 | 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') ...
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') ...
13年弱 前 | 0
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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...
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...
13年弱 前 | 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');
Passing base workspace variables to callback functions
Have you tried using the evalin function, maybe something like: x = evalin('base','var');
13年弱 前 | 1
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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...
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...
13年弱 前 | 0
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Magic!
Check whether the input matrix is a normal magic square: <http://en.wikipedia.org/wiki/Magic_square> Output the logical va...
13年弱 前
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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 ...
13年弱 前
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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 ...
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 ...
13年弱 前 | 2
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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...
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...
13年弱 前 | 0
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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...
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...
13年弱 前 | 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'.
Problem with displaying output of executable
If you're compiling it as a 'Windows Standalone Application' switch that to a 'Console Standalone Application'.
13年弱 前 | 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...
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...
13年弱 前 | 0
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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...
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...
13年弱 前 | 0
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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 =...
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 =...
13年弱 前 | 0
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