...噪；曲率差[gap=1374] anisotropic diffusion with shock filter; gradient vector flow; image denoising; curvature difference...
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absolute curvature difference 绝对曲率差
flexibility curvature difference 柔度曲率差
curvature mode difference 曲率模态差
difference curvature 差分曲率
It is founded that the size of curvature difference envelop curve can detect that of pre-stress losses.
发现可以通过模态曲率差的包络图面积，较好的反映出预应力损失程度的大小。
The method that interactively extract feature points based on curvature difference break is proposed to complete extracting feature points.
提出了利用圆率线及圆率差分突变来交互拾取曲线特征点的方法，实现了特征点的识别和提取。
By simulative damage detection to the plane truss, it proves the feasibility of the methods of damage detection based on the flexibility difference curvature.
通过对平面桁架的模拟损伤识别，证实了基于柔度差值曲率法的损伤定位方法的可行性。
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