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Questions - image-recognition

Algorithm for 'pixelated circle' image recognition

Here are three sample images. In these images I want to find: Coordinates of the those small pixelated partial circles. Rotation of these circles. These circle have a 'pointy' side. I want to fin...
test-img

user541396

c++

opencv

computer-vision

feature-extraction

image-recognition

Votes: 0

Answers: 1

Latest Answer

If the small circles have constant size, then you might try a convolution. This is a quick and dirty test I ran with ImageMagick for speed, and coefficients basically pulled out of thin air: convert t...
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LSerni

How to find logos on a website screenshot

I'm looking for a way to check if a given logo appears on a screenshot of a webpage. So basically, I need to be able to find a small predefined image on a larger image that may or may not contain the ...
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devmiles.com

computer-vision

image-recognition

Votes: 0

Answers: 1

Latest Answer

Simplest yet not simple way to do it is a normal CNN trained on augmented dataset of the logos. Trying to keep the answer short, Just make a cnn in tensorflow and train your model on tons images of lo...
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Beetran Dahiya

How do I compare two images and transform them to match?

I am taking two similar images and putting one on top of the other as semi transparent overlay. What I'm trying to achieve now is to compare the difference between them and transform (scale, crop, mov...
test-img

Afron Orana

flutter

dart

image-processing

image-manipulation

image-recognition

Votes: 0

Answers: 0

How do I get pyTesseract to only get numbers from an image

I've been trying to make a sudoku solver taking an input of sudoku game in png form. I've tried to turn the digits in image into numbers so that I can put them on a list and implement an algorithm aft...
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Gunay Karaoglu

python

google-colaboratory

python-tesseract

image-recognition

sudoku

Votes: 0

Answers: 1

Latest Answer

If you remove the gridlines and use this line, everything will look perfect: text = pytesseract.image_to_string(gray,lang='eng',config='-c tessedit_char_whitelist=123456789 --psm 6') tessedit_char_wh...
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Esraa Abdelmaksoud

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