介绍了一种改进的PDE边缘保持图像插值算法。
It presents an improved edge-preserving interpolation algorithm based on solving PDE.
通过对焊缝图像进行广义模糊增强处理表明，该算法在增强对比度同时又可较好保持边缘。
Using this algorithm to dealing with weld image, the contrast ratio can be improved and the edges can be preserved well.
实验结果表明，该算法具有两种方法集成优点的去噪效果，边缘也能较好地保持。
Experiments show our method has integrated advantages for image de-noising and the ability to edge preserving.
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