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ZY


32 total contributions since 2007

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Posted


remove duplictae values with special function
Great! Thank you so much Bruno!

2 years ago | 711 views

Posted


remove duplictae values with special function
Hi All I have an array of x,y,dy with duplicate values for x. I need to eliminate the duplicate values. For y it will be just av...

2 years ago | 711 views

Posted


2d plotting of an uneven data array
Hi All I have an uneven array made of x,y,z. The way the array is constructed is for a given x, there are different range and n...

3 years ago | 1136 views

Posted


matlab training courses
I have been considering to attend Matlab courses: MATLAB Fundamentals and MATLAB for Data Processing and Visualization: (http:/...

4 years ago | 1720 views

Responded


Re: exported eps file cannot be opened with CorelDraw
OK found what the problem is that I can't open the file in Corel, when saveas or use the print to write the .eps file, it is nec...

5 years ago | 2598 views

Posted


exported eps file cannot be opened with CorelDraw
When I save a Matlab figure (it is a 2D countor plot) as an .eps file either via direct saving or exporting options, I cannot op...

5 years ago | 2598 views

Responded


Re: color-coded scatter 3d plot overplotted with a surface
Just found the answer: http://www.mathworks.com/help/techdoc/ref/scatter.html with the scatter function, one could overplot a ...

5 years ago | 2700 views

Responded


Re: color-coded scatter 3d plot overplotted with a surface
There is really not much code, I am using simple matlab functions: The two matrices (A and B) are with the same size: surf(A) ...

5 years ago | 2700 views

Posted


color-coded scatter 3d plot overplotted with a surface
Hi All, I have two matrix that I would like to overplot. For one of the datasets I like to use surf function which nicely plots ...

5 years ago | 2700 views

Responded


Re: 2d plot of a non-uniform (x,y,z) array
Found the solution, this is quite easy: http://www.mathworks.com/support/tech-notes/1200/1212.html also TriScatteredInterp can...

5 years ago | 4308 views

Responded


Re: 2d plot of a non-uniform (x,y,z) array
by 2d plot I mean a countor with z values are being plotted with x being the horizontal axis, y being the vertical axis.

5 years ago | 4308 views

Responded


Re: 2d plot of a non-uniform (x,y,z) array
Here is an example of the array I have: x y z 1 1 5 1 2 10 1 3 2 1 4 7 1 5 4 1 6 2 2 1 5 2 2 10 2 3 2 2 4 7 2 4 3 3 ...

5 years ago | 4308 views

Posted


2d plot of a non-uniform (x,y,z) array
Hi All, I have an array made of x,y,z from which I would like to make a 2d plot. The array however, has unequal number of y,z va...

5 years ago | 4308 views

Responded


Re: how to get rid of array index
Thank you so much Jan, full(se) works perfectly, I now have all of the errorbars in full arrya format. Thanks again!

6 years ago | 1939 views

Responded


Re: how to get rid of array index
No matter how I examine the se elements, I always get the associated indices. Either by looking at them in the the Variable Edit...

6 years ago | 1939 views

Posted


how to get rid of array index
Hi all, I am calculating the errors for a fit to a data set using: [Q,R] = qr(jacobian,0); Rinv = inv(R); se = sqrt(sum(Rinv.*...

6 years ago | 1939 views

Posted


Out of memory
Hi all, I have a data file which is a 4 dimensional matrix and is very large, about 13 GB. When I try to process it with my Mat...

7 years ago | 1091 views

Posted


xtick, ytick and gridlines in a filled 2d contour plot
Hi all, I have a 2d filled contour plot that was produced by contourf, something similar to what is shown as an example of the ...

8 years ago | 5378 views

Responded


Re: how to read and write a portion of a file
Hi Andres, Thanks very much for your reply. Wow, your code is super fast, for the same data file here are the times: 1. for my ...

8 years ago | 4556 views

Responded


Re: how to read and write a portion of a file
Hi Andres, Thanks for your suggestion. I now have written the follwoing code (with the help of readline.m from file exchange) a...

8 years ago | 4556 views

Responded


Re: how to read and write a portion of a file
Hi all, I have now been able to write the follwoing code to read the file and find the runs that I am looking for. The only pro...

8 years ago | 4556 views

Responded


Re: how to read and write a portion of a file
Hi Negar, Thanks. I have now learned about readline.m (from file exchange). The only issue that is remained is the fact that wit...

8 years ago | 4556 views

Posted


identifying line number in a data file
Hi all, I have a large ascii file of data that includes multiple header lines and data collected for different runs. I need to ...

8 years ago | 1593 views

Posted


how to read and write a portion of a file
Hi all, I have a large ascii file. The file contains data from different runs. At the begining of each run there are the same n...

8 years ago | 4556 views

Responded


Re: ascii import
Hi Andres, The second method that you described in your last message works perfectly with my data files which have complicated ...

8 years ago | 3261 views

Responded


Re: txt2mat
Hi Mira, Thanks for your reply. The code you sent workd if there is no other headerlines in the file. In my case, the actual d...

8 years ago | 3060 views

Responded


Re: ascii import
Hi Andreas, Thanks for your reply. I should have been more precise in defining my data files. They actually look like: -------...

8 years ago | 3261 views

Posted


ascii import
Hi all, Can any one help for the following: I need to import data from an ascii file. The file includes different data runs th...

8 years ago | 3261 views

Posted


txt2mat
Hi all; I have an ascii file that has a combination of text and data. The text is a header that repeats throughout the file. Th...

8 years ago | 3060 views

Posted


pixel surface plot
Hi all, I would like to plot (x,y,z) type data in a 2D surface plot. I know how to do this with the following: %data = csvread...

8 years ago | 4139 views

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