Estimate fingerprint image point Orient field and block Orient field, then binarize the fingerprint image based on its block Orient field.
对指纹图像进行点方向场和块方向场估计，并根据估计的块方向场对指纹图像进行二值化处理。
Estimate fingerprint image point Orient field and block Orient field, then binarize the fingerprint image based on its block Orient field.
对指纹图像进行点方向场和块方向场估计，并根据估计的块方向场对指纹图像进行二值化处理。
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