Matlab

Diff a struct
Is there a way (command/s) to diff a structure similar to diff'ing files on a unix/linux system? I have a several structures with dozens of fields, both strings & numbers, and I'd like a quick and simple way of findings which fields are different and what those differences are. Any suggestions? Thanks, dlh ... 5 Aug 2010 15:46

Data Extraction
Hi, I'm very new to MATLAB, so forgive me if this is a bit of a simple question. I've imported an Excel spreadsheet of data into MATLAB, creating separate variables for each column/parameter. I'm now wanting to extract data that's greater than 0 from one of the columns and read it into the corresponding location ... 5 Aug 2010 11:19

Export Figure and Load Style settings from command line
Hi guys, I am looking for a simple code to do the following: 1. Press File -> Export Setup 2. Load settings from (a style file) 3. Load, Apply to Figure 3. File -> Save as 4. Choose a director and a name for the file as "fig" format 5. Save, then File -> Save as 6. Save into the same director and file na... 5 Aug 2010 10:13

optical fourier transformation
hello, Please help me to implementate in matlab an achromatic 2D fourier transformation. when the system use a broadband illumination. Regards sonia ... 6 Aug 2010 20:22

Include date/time/author automatically in m-file header
Hi, I want to use m-files with Matlab. Since I work with different people at one m-file (but also when I work alone with them), it is very convenient to have some information in the header, when the file was last modified, ant to have a version or author reference. I wonder if there is any possibility to include ... 5 Aug 2010 11:19

how to store a value
hi all, I'd like to know how to store a value on Matlab/Simulink, use it then delete it in order to store a new value of a same name. I saw that there are existing blocs such as "store data" but didn't manage to understand how it works cheers ... 6 Aug 2010 09:21

Princomp function and derivied coefs
I am having trouble finding out how matlab derives the coefficients (coefs) using the princomp function. I am using a 46x800 matrix of count rate (counts per second) data (46 variables). I am using the first two columns of the coefs (each containing 46 values) which I believe relate to the 1st and 2nd principal compone... 5 Aug 2010 10:13

Excel.quit won't quit excel
"Yingbo " <yobbo.yu(a)gmail.com> wrote in message <hjjm99$dqb$1(a)fred.mathworks.com>... I am running xlsread to read data from .xls files. But I found that excel.exe is still running and taking 50% of my 2core cpu, by looking at the 'task manager'. I looked into xlsread.m and found that it is the lines: ExcelWor... 6 Aug 2010 09:21

save file as picture
Hello I am plotting my data and I want to save them in picture format. How can I do that? Thank you jet ... 5 Aug 2010 10:13

signal processing
how to convert floating point to fixed point to fixed point conversion? ... 5 Aug 2010 09:07