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Kwanghun Choi


Last seen: 8 months ago |  Active since 2017

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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...

5 years ago | 1 answer | 0

1

answer

Question


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...

5 years ago | 2 answers | 1

2

answers

Question


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' ...

6 years ago | 1 answer | 0

1

answer

Question


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...

6 years ago | 0 answers | 0

0

answers

Question


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...

6 years ago | 0 answers | 0

0

answers

Question


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...

7 years ago | 1 answer | 0

1

answer

Question


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....

7 years ago | 0 answers | 0

0

answers

Question


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...

7 years ago | 1 answer | 0

1

answer

Question


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...

7 years ago | 1 answer | 0

1

answer

Question


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...

7 years ago | 1 answer | 0

1

answer

Question


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 ...

7 years ago | 3 answers | 0

3

answers

Question


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

7 years ago | 0 answers | 0

0

answers

Question


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

7 years ago | 1 answer | 0

1

answer

Question


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...

7 years ago | 0 answers | 0

0

answers

Question


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 ...

7 years ago | 1 answer | 0

1

answer

Question


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...

7 years ago | 2 answers | 0

2

answers

Question


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 ...

7 years ago | 1 answer | 0

1

answer

Question


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 ...

7 years ago | 1 answer | 0

1

answer

Question


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 ...

7 years ago | 1 answer | 0

1

answer

Question


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...

7 years ago | 1 answer | 0

1

answer

Question


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...

7 years ago | 1 answer | 0

1

answer