auto crop image (need idea or code)
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Hey. I want to auto crop/trim the attached image. An image for every kanji character should be the solution. thanks for the help.
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Rik
2017년 4월 24일
Unless every pixel is identical for each character, this will be very difficult. If you are in luck, you can simply look for completely white rows to separate the characters.
Image Analyst
2017년 4월 24일
It looks like there is kerning involved, so looking for white columns won't solve the problem.
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Image Analyst
2017년 4월 24일
I suggest you look here for published solutions and algorithms that work: http://www.visionbib.com/bibliography/contentschar.html#OCR,%20Document%20Analysis%20and%20Character%20Recognition%20Systems
23.4.4 Chinese and Kanji Characters
23.4.4.1 Chinese Characters, Review, Survey, Evaluations
23.4.4.2 Chinese Characters, Using Stroke and Radical Analysis, Features
23.4.4.3 Chinese Characters, Japanese Characters, Handwritten
23.4.4.4 Online Recognition of Chinese Characters
23.4.4.5 Chinese Character Seals
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Image Analyst
2017년 4월 25일
편집: Image Analyst
2017년 4월 26일
symmm, just try the attached code and you'll see it gets every character in every row.
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