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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 ...
etwa 13 Jahre vor | 0
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...
mehr als 13 Jahre vor | 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...
mehr als 13 Jahre vor | 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...
mehr als 13 Jahre vor | 2
| akzeptiert
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...
mehr als 13 Jahre vor | 1
| akzeptiert
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...
mehr als 13 Jahre vor | 0
set default properties ERROR
It looks as though you may have a variable named 'set' in your workspace. Is that the case?
mehr als 13 Jahre vor | 1
| akzeptiert
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...
mehr als 13 Jahre vor | 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...
mehr als 13 Jahre vor | 0
| akzeptiert
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...
mehr als 13 Jahre vor | 0
| akzeptiert
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...
mehr als 13 Jahre vor | 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; ...
mehr als 13 Jahre vor | 0
| akzeptiert
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') ...
mehr als 13 Jahre vor | 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...
mehr als 13 Jahre vor | 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');
mehr als 13 Jahre vor | 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...
mehr als 13 Jahre vor | 0
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 ...
mehr als 13 Jahre vor | 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...
mehr als 13 Jahre vor | 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...
mehr als 13 Jahre vor | 1
| akzeptiert
Problem with displaying output of executable
If you're compiling it as a 'Windows Standalone Application' switch that to a 'Console Standalone Application'.
mehr als 13 Jahre vor | 0
| akzeptiert
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...
mehr als 13 Jahre vor | 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...
mehr als 13 Jahre vor | 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 =...
mehr als 13 Jahre vor | 0
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Call variables in for loop
To do this like you're attempting requires the use of the eval function, but be very careful in its use. Google 'eval matlab' fo...
mehr als 13 Jahre vor | 0
| akzeptiert
Measuring and Changing
if p1 and p2 are 2 element vectors: 1: d1 = sqrt(sum((p1-p2).^2)); 2: No explanation should be required. 3: d...
mehr als 13 Jahre vor | 0
Projectile connected by springs model
This is probably the 3rd or 4th submission of this same exact problem. Please review the question guide: <http://www.mathwork...
mehr als 13 Jahre vor | 0
To solve double integral
try using quad2d: <http://www.mathworks.com/help/techdoc/ref/quad2d.html>
mehr als 13 Jahre vor | 0
Frage
plot data in from structure of data points with limits
I have a structure of datapoints, each of which is a structure of variables. I have created a simple function that will do a sca...
mehr als 13 Jahre vor | 0 Antworten | 0
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AntwortenNumerical Inputs to Solve and Using the Output value
The problem may be that you're expecting a single value, but solve will return 2 values because it's actually quadratic. What...
mehr als 13 Jahre vor | 0
