( ) u p 0 ( ) u u f ∇ ≈ p n f ≈ 1, 2, , u U = K 从数学上看,该问题是病态问题(Ill-posed problem),即解是不唯一的.因此,如果期望从众多解中找到满意解, 就需要建立合适的数学模型.
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... iliolumbar ligament 髂腰韧带 ill-conditioned problem 病态问题 illite 伊利石 ...
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, as well as noise brought by circuit and device. In fact, the problem is mathematically inverse and ill-posed problem.
实际中,该问题解决属于数学上的反问题、也是病态问题。
参考来源 - 正则化最小二乘结合偏微分方程的图像复原技术研究In the proposed method, virtual measurements are treated as equality constraints, which avoids the numerical ill-conditioning problem due to the disparity in weighting factors.
该方法把虚拟测量处理为等式约束，避免了由于权因子分散而导致的数值病态问题。
参考来源 - 期刊学术社区·2,447,543篇论文数据，部分数据来源于NoteExpress
图像处理是病态问题。
最后用维纳逆滤波算法得到恢复图象，避免了普通逆滤波中的病态问题。
An inverse wiener filter algorithm, which avoids the illness condition in common inverse filter, gives the final restored images.
数学上解决病态问题的方法是正则化，可形变模型的计算基础即是正则化。
The mathematical solution for ill-posed problems is regularization. The computational foundation for deformable models is just regularization.
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