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Dong-Gyu Jang


Gwangju Institute of Science and Technology

Con actividad desde 2011

Contacto

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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Respondida
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...

alrededor de 8 años hace | 0

| aceptada

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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 ...

alrededor de 8 años hace | 1 respuesta | 0

1

respuesta

Enviada


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

alrededor de 8 años hace | 9 descargas |

Pregunta


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 ...

alrededor de 8 años hace | 4 respuestas | 2

4

respuestas

Pregunta


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...

más de 8 años hace | 1 respuesta | 0

1

respuesta

Enviada


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

más de 8 años hace | 13 descargas |

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Pregunta


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...

más de 9 años hace | 3 respuestas | 0

3

respuestas

Pregunta


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...

más de 9 años hace | 1 respuesta | 0

1

respuesta

Pregunta


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...

más de 9 años hace | 1 respuesta | 0

1

respuesta

Respondida
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...

alrededor de 10 años hace | 0

| aceptada

Pregunta


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...

alrededor de 10 años hace | 2 respuestas | 0

2

respuestas

Respondida
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. ...

más de 11 años hace | 1

Pregunta


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...

más de 11 años hace | 0 respuestas | 0

0

respuestas

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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...

más de 11 años hace | 2 respuestas | 0

2

respuestas

Pregunta


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...

casi 13 años hace | 1 respuesta | 0

1

respuesta

Pregunta


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...

alrededor de 13 años hace | 2 respuestas | 0

2

respuestas