Experimental results indicate that the improved OPTA thinning algorithm is better in fingerprint image thinning.
实验结果表明，使用改进的OPTA算法，指纹图像细化效果有明显的提高。
The OPTA thinning algorithm is improved and applied to image thinning, at the same time, its limitation is analyzed.
对OPTA算法进行了改进，将其应用在指纹图像细化中，并对其局限性进行了分析。
The OPTA thinning algorithm is improved and applied to image thinning, at the same time, its limitation is analyzed.
对OPTA算法进行了改进，将其应用在指纹图像细化中，并对其局限性进行了分析。
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