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Dong-Gyu Jang


Gwangju Institute of Science and Technology

Attivo dal 2011

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I'm a graduate student at the GIST in Korea.

I'm really enjoy to use the matlab for data analysis.

I'm willing to learn a lots of useful skills from matlab
users in the world.

Let's roll!

Professional Interests: Data analysis

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How do I extract only file name from full file name?
Oh..I immediately get the answer:) The function, fileparts, can be used for this process:) file = 'H:\user4\matlab\myfil...

oltre 8 anni fa | 0

| accettato

Domanda


How do I extract only file name from full file name?
Hello. Let's say there is a string "5500ps1.png" I would like to extract name until comma so outcome from this extraction ...

oltre 8 anni fa | 1 risposta | 0

1

risposta

Inviato


Function to unwrap phase having 2*pi jumps just after phase extraction from interferogram
Phase unwrapping with implementing TV (Total Variation) minimization algorithm.

quasi 9 anni fa | 6 download |

Domanda


How to stop further execution of M-script by using command?
Hello. I'm trying to use 'questdlg' to shows question dialog with several buttons. My aim is that when I click 'stop' button ...

quasi 9 anni fa | 5 risposte | 2

5

risposte

Domanda


How can I make called my function stay in the memory so it can be efficiently run in loop?
Hello. Let's say that I have a code which including for loop. In the loop, certain function is called at every round. How can...

circa 9 anni fa | 1 risposta | 0

1

risposta

Inviato


Matlab function for extraction of phase from interferogram
phase of the interferogram is extracted.

circa 9 anni fa | 11 download |

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Domanda


How can I break line in comment for HTML publication?
Hello. For example %% Test section % I want to have line break % now. But obviously the result is not what I wa...

quasi 10 anni fa | 3 risposte | 0

3

risposte

Domanda


Is there any Matlab function to find peak width?
Hello. For phase shift analysis in interferometry and spectral analysis, sometimes automatic finding of peak width of the dat...

quasi 10 anni fa | 1 risposta | 0

1

risposta

Domanda


I wanna define function which has flexible number of argument.
Hello and happy new year! Now I'm considering to define function which has flexible arguments. For example, let's have fun...

quasi 10 anni fa | 1 risposta | 0

1

risposta

Risposto
Simple gui programing with pop-up manu.
You guys I finally dealt with the problem. The write down the code again in changing the tag name by adding number 1, for exa...

quasi 11 anni fa | 0

| accettato

Domanda


Simple gui programing with pop-up manu.
Hello. I have the following simple GUI design. The upper text box (which tag is input) is where the input number is entered w...

quasi 11 anni fa | 2 risposte | 0

2

risposte

Risposto
Why does spectral phase from the fft of gaussian pulse shows sawteeth?
I finally got right answer! Physically, gaussian pulse is located around t = 0 thus, symmetry around origin is fullfiled. ...

oltre 12 anni fa | 1

Domanda


Hello. I have a question about how to get spectral phase as exact as possible by using fft?
Hello. I'm interested in spectral analysis on laser pulse. In order to get shortest pulse as possible, not only spectral ampl...

oltre 12 anni fa | 0 risposte | 0

0

risposte

Domanda


Why does spectral phase from the fft of gaussian pulse shows sawteeth?
Hello. I'm interested in spectral analysis on laser pulse. I made a test code in which gaussian pulse is analyzed in FFT. The...

oltre 12 anni fa | 2 risposte | 0

2

risposte

Domanda


How can I save plot graph by command, not clicking save icon?
Hello. Recent days, I have saved all of the graphs generated by 'plot' command to the JPG file for easy future investigations...

oltre 13 anni fa | 1 risposta | 0

1

risposta

Domanda


How can I automatically save the coefficients of fit functions?
Hello. Since I'm a graduate student under phsics laboratory, I have used matlab to fit the experimental datas with the appropri...

oltre 13 anni fa | 2 risposte | 0

2

risposte