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二维小波变换
- 关于二维小波变换的程序 [精华] 说明：此算法重在概念，速度并不是很快。因为FOR循环的缘故。此程序从循环矩阵的观点出发，把圆周卷积和快速幅里叶变换建立了联系。实现了分解和无失真重构。它只做了一层分解，即将256x256图形分解成为64x64的四个图形，避免了使用WKEEP()的困惑。主要思想为用小波滤波器族构造正交阵W,变换写为B=W*A*W ,反变换为：A=W *A*W,这与所有正交变换无异。W为循环正交矩阵，因此可用FFT实现快速运算，难点就在重构矩阵上。若用矩阵概念明确，一个
CTreconstruction
- 卷积反投影重建CT2维图像（Visual Fortran编写）-convolution-projection reconstruction CT2-dimensional images (Visual Fortran preparation)
imageprocessing1
- 实验内容： 1．求下列3个模板的频率响应，并显示其三维图形；选择一幅图 像，利用这3个模板分别对该图像进行卷积运算，将卷积运算 获得的图像与原始图像进行比较，说明各模板的类型以及模板 （b）、（c）的区别与联系。 2. 选择一幅图像，对其进行离散Fourier变换，仅利用其相位谱重构原图像，然后仅利用其振幅谱重构原图像，比较实验结果； 选择两幅不同类型的图像，分别进行Fourier变换，交换二者的相位谱后求Fourier反变换，比较实验结果，说明图像Fourier相位谱的
deconvolution
- 采用FIR最小二乘逆滤波器来实现反卷积 1.通过输入信号xn与传递函数gn求输出yn 2.通过使平方误差达到最小求出最佳延迟 3通过最佳延迟求得逆滤波器传递函数hn 4通过hn与yn进行卷积运算得到还原的输入信号xn1，进行对比 5按照题设要求，进行相关噪声添加，再次进行上述实验过程 -Using least squares FIR inverse filter to achieve deconvolution
Blind-Image-Deconvolution---Aron-Liu
- 关于图像盲反卷积的一篇文章，对于想要对该方面有所了解的初学者，有很大的帮助。-About Blind deconvolution of an article, who want to understand this aspect of the beginners, there are a great help.
Blind-image-deconvolution
- 一篇关于图像盲反卷积算法的论文，里面详细介绍了多种算法，大家按需求阅读。-An image on blind deconvolution algorithm paper, which detailed the various algorithms, read request.
pinyufanjuanji
- 师兄毕业时用的关于频域反卷积的原理等相关内容，-On the principle of frequency domain deconvolution and other related content for senior graduation,
Oil_Explore
- 石油地震勘测输入白噪声估值器算法仿真程序,给出的例子说明白噪声反卷积滤波器的性能，其归结为状态空间模型和其输入w(k)的反卷积估值器。-Oil seismic survey input white noise value algorithm simulation program and gives examples of said understand deconvolution filter noise performance, it summed up in state space mode
CODE
- 图像的盲去模糊。在模糊图中框出一块矩形框，作为图像的先验知识，估计模糊核函数后与模糊图像进行反卷积，得到清晰的还原图像。可以直接看到清晰还原效果。-Blind image deblurring. Out of the box in the fuzzy figure a rectangular frame, as an image of a priori knowledge, after estimated blur kernel and blurred image deconvolution t
deconv-blind.m
- 盲反卷积 数字信号处理 图像处理 用于图像的盲反卷积 模糊处理-Blind deconvolution of digital signal processing image processing for blind image deconvolution obfuscation
noiqe
- 设计最小二乘逆滤波器求解反卷积问题,假设有观测噪声,为降低观测噪声的影响-Design least-square deconvolution problem solving inverse filter, assume that the observation noise, in order to reduce the effects of observation noise
uhat
- 设计最小二乘逆滤波器求解反卷积问题,假设有观测噪声,为降低观测噪声的影响-Design least-square deconvolution problem solving inverse filter, assume that the observation noise, in order to reduce the effects of observation noise
zcvpp12
- 设计最小二乘逆滤波器求解反卷积问题,假设有观测噪声,为降低观测噪声的影响-Design least-square deconvolution problem solving inverse filter, assume that the observation noise, in order to reduce the effects of observation noise
asxzee
- 设计最小二乘逆滤波器求解反卷积问题,假设有观测噪声,为降低观测噪声的影响-Design least-square deconvolution problem solving inverse filter, assume that the observation noise, in order to reduce the effects of observation noise
matlab+c
- 二维图像的投影和图像重建，直接傅里叶反变换法，先反投影后滤波，先滤波后反投影，卷积反投影(Two dimensional image projection and image reconstruction, direct Fourier inverse method, first backprojection, after filtering, first filter, back projection, convolution back projection)
325224
- 设计最小二乘逆滤波器求解反卷积问题,假设有观测噪声,为降低观测噪声的影响(Design least-square deconvolution problem solving inverse filter, assume that the observation noise, in order to reduce the effects of observation noise)
ESfanrecon
- 真实验条件下, 反卷积重建法的速度约是时域重建法的4~6 倍、滤波反投影法(abc eng agc is abc oh what abc)
ert
- IBD算法源代码 运用matlab软件，对图像进行模糊处理，利用盲目反卷积进行去模糊化处理(The source code of IBD algorithm uses MATLAB software to fuzzy image processing and defuzzification processing by blind deconvolution)
卷积反投影
- 滤波反投影的改进算法，先进行傅里叶变化，再进行傅里叶逆变换，去掉噪声
FBP
- 基于理想卷积反投影重建算法理论，推导出相应校正偏离的卷积反投影算法。对图像进行重建。(Based on the theory of ideal convolution back projection reconstruction algorithm, a convolution back projection algorithm for correcting deviation is derived. The image is reconstructed.)