A Primal-dual Active-set Method for Modified Bound Constrained Image Restoration Problems 原对偶积极集法求解改进的有界约束图像恢复问题
The development of infrastructure is constrained by the high capital cost of restoration, brought about by the lack of maintenance and exacerbated by wanton destruction over two decades of conflict. 基础设施的开发,也受到巨大修复成本的制约,因为我们缺乏维修能力,而且过去二十多年的内部冲突带来的恶意破坏,使得情况大大恶化。
Constrained conjugate gradient algorithm for image restoration in high-energy radiography 基于约束共轭梯度的高能闪光照相图像复原算法
Particular attention is given to the constrained adaptive restoration algorithm and its improved version that are derived from the linear algebraic frame. 受限制自适应复原也是在线性代数框架下发展出来的,论文分析了该算法及其改进算法的原理和计算方法。
It is proposed in the thesis that GCV method be applied to estimate the normalization parameter of Constrained Least Squares Filter and automation of image restoration is realized. 因此本文提出了把广义交叉检验方法应用到约束最小二乘滤波正则化参数估计的问题上,从而实现图像恢复的自动化。
Improved constrained least squares under the condition of noised image and the approach to realize blur identification of blurred image as well as automatically image restoration are mainly discussed in the thesis. 本文主要讨论了有噪情况下的改进的约束最小二乘恢复算法和如何实现模糊图像的模糊参数辨识以及图像恢复的自动化。
Based on Gaussian function supposition, the image spectrum restoration property of the three image restoration algorithms is analyzed, such as the inverse filter, the constrained least squares restoration ( CLS) and maximum likelihood estimation ( PML). 基于高斯函数假设的频谱分析方法,对逆滤波法、约束最小平方滤波法和最大似然法等三种图像复原算法的频谱恢复特性进行了实验和分析。
Adaptive constrained least squares image restoration using generalized cross-validation 基于广义交叉检验的自适应约束最小二乘图像恢复
Aiming at the diseased problem of image restoration algorithm of constrained least square with low SNR of degradation image, the image restoration algorithm of smoothing constrained least square based on wavelet denoising was put forward. 针对约束最小二乘图像复原法在退化图像信噪较低时的病态问题,提出基于小波去噪的平滑约束最小二乘图像复原法。
Constrained Least-Square Restoration of Space-Variant Blurs Resulting from Optical Imaging Systems 光学成像系统空间移变降质的最小二乘约束复原
Three restoration principles of constrained least square method, wiener filter, and neural net work are explained. Experiment results show the restoration effect of wiener filter and calculation time are both better than other methods. 阐述了有约束最小二乘法、维纳滤波和神经网络三种恢复方法的原理,试验结果表明维纳滤波在恢复效果以及计算时间上优于其它算法。
Usually there are two types of the image restoration: constrained restoration and unconstrained restoration. 图像复原一般分为有约束复原和无约束复原两大类型。