currently only know the scan line algorithm (that is, the up and down, left and right scan), but the effect is not very ideal. I don"t know if there are any other good algorithms.
currently only know the scan line algorithm (that is, the up and down, left and right scan), but the effect is not very ideal. I don"t know if there are any other good algorithms.
1. Dripping algorithm
2. Flooding filling method
3. It can also be based on the direct end-to-end verification and recognition technology of CNN convolution neural network
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