# Kwanghun Choi

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**Content Feed**

Question

How to open a part of data in the bin file

Hello. First of all, I do not know about the bin file well. I have a bin file having the enormous data, all data is number. F...

meer dan 2 jaar ago | 1 answer | 0

### 1

answerQuestion

How does I bring the line plot in front of the bar?

I am makeing the graph to illustrate some information with plot function and bar function. Problem is the line made by plot fun...

bijna 3 jaar ago | 2 answers | 1

### 2

answersQuestion

How to import the image with the number.

Hello. I have some problem to import the image. The name of my image file is included by the year and month like '2011_01.tif' ...

ongeveer 3 jaar ago | 1 answer | 0

### 1

answerQuestion

How can I treat georeferenced image with coordinate value

Hello there, I want to ask how to use georeferenced image in matlab. I know Imported georeferenced image have coordinate valu...

bijna 4 jaar ago | 0 answers | 0

### 0

answersQuestion

About principle of griddata

Hello there! I am student studying about terrain and DEM. For that, I want to know about interpolation method with matlab. unti...

bijna 4 jaar ago | 0 answers | 0

### 0

answersQuestion

what is the principle of griddata

Hello. I want to know the principle of griddata. I use griddata for interpolation very much, but I don't know how it work. Wh...

bijna 4 jaar ago | 1 answer | 0

### 1

answerQuestion

How to find center-lind.

Hello. I am trying to extract contour from paper map. and rough extraction is like below image. next step is skeletonization....

ongeveer 4 jaar ago | 0 answers | 0

### 0

answersQuestion

How to dispaly the value in imshow

I make code for inserting elevation value into pixel on contour line <</matlabcentral/answers/uploaded_files/98254/20171212_1...

ongeveer 4 jaar ago | 1 answer | 0

### 1

answerQuestion

Are there length filter in image processing?

I want to remove some pixel which is shorter than a standard. I find area filter but It is not work like what I want. Are the...

ongeveer 4 jaar ago | 1 answer | 0

### 1

answerQuestion

put coodinate in image map

Hello there!! Now, I want to ask two thing. As a example, guess I have a topography map, and I read that in malab. I want to...

ongeveer 4 jaar ago | 1 answer | 0

### 1

answerQuestion

Manual Code for convolution

Hello there!! Now, I make a code for convolution. data is discrete like x=[1,3,5,7,9]; y=[5,4,3,2,1]; It mean if t=1, x ...

ongeveer 4 jaar ago | 2 answers | 0

### 2

answersQuestion

Make clearer color segmentation.

Hello!! I am a beginner. And I try color segmentation. <</matlabcentral/answers/uploaded_files/92189/before.png>> <</matla...

meer dan 4 jaar ago | 0 answers | 0

### 0

answersQuestion

What is vectorization?

Hello. now, I search the method of vectorization. But, honestly, I don't know what vectorization mean. I know mathematical ve...

meer dan 4 jaar ago | 1 answer | 0

### 1

answerQuestion

how to vectorize closed line

Hi there!! I am beginner and I wonder about vectorization. I get contour line from topographic map. and now, I try to vectori...

meer dan 4 jaar ago | 0 answers | 0

### 0

answersQuestion

input elevation on contor line of map

Hi there :). I wanna ask one question. I finally extract contour line from a map. then I have to input elevation value to make ...

meer dan 4 jaar ago | 1 answer | 0

### 1

answerQuestion

Which image is more useful to extract contour line.

Hello there. Now I am trying to extract contour line on the map. Method is quantization and clustering color, and I am lookin...

meer dan 4 jaar ago | 2 answers | 0

### 2

answersQuestion

I wonder how rgb data are inserted in matlab

Sometimes, I show like 256*256*3 unit8 image value. And someone say that last *3 is for color image(R,G,B). but when I seperate ...

meer dan 4 jaar ago | 1 answer | 0

### 1

answerQuestion

How to extract contour line from my image

'I delete picture after getting answer. Thanks for answer' Hello! I really want big help of your intelligence. I want to ...

meer dan 4 jaar ago | 1 answer | 0

### 1

answerQuestion

Can I extract brown lines from one image?

Hello! :) I have to extract brown lines from one image(=topographic map). Line are curved and RGB information is like Red ...

meer dan 4 jaar ago | 1 answer | 0

### 1

answerQuestion

How to remove isolated mark by using hit-miss transform

Hello!! :) I want to ask about hit-miss transform. Many paper say I can remove small isolated mark by using hit-miss transfor...

meer dan 4 jaar ago | 1 answer | 0

### 1

answerQuestion

What is keyword to delete unnecessary element in binary image

Now, I try to extract only contour line from topographic map. I can convert image to binary data, and skeletonize the line. Th...

meer dan 4 jaar ago | 1 answer | 0