搜索资源列表
phaseunwrape
- 可以解包二位波前相位,解包后可以得到物体的表面特征。-be unpacked before the two-phase, unpacks objects can receive upon the surface characteristics.
zernike
- zernike多项式生成非球面波前,衍射,即传递函数
CGHwatermarkmatlabcode
- 关于半色调编码计算全息图的信息隐藏Matlab程序的说明: 算法实现主程序为CGHwatermark; 位相恢复函数为phaseSL; 用计算全息记录已知振幅和位相的复波前函数为Hologen; 半色调编码函数为AMhalftone; 嵌入信息的提取直接调用Matlab自带的FFT2函数; 主程序的函数调用关系如下 读入宿主信息和水印信息-----------phaseSL--->Hologen--->AMhalftone(
Gabor变换在模态参数辨识中的应用
- 对Gabor时频变换在模态参数辨识中的应用进行了探讨,将基于Gabor系数展开的时频滤波方法作为参数辨识的前处理手段之一,该方法对于平稳、非平稳信号都适用。根据信号在时频域内的分布特征,可以直接观测系统的频率分布情况、模态密集程度、能量聚集性、各通道响应信号所含特征量的多少等信息,从而对响应信号的特征构成进行初步判断,并通过剔除、截取等操作实现对响应信号的滤波,更有利于模态参数的辨识。
wave.rar
- 小波滤波的MALLAT算法,程序编写的很容易懂,能实现bd1-db10的小波分解和重构,比我前一次发的小波算法更简单易懂,Wavelet filtering MALLAT algorithm, programming is very easy to understand, to achieve bd1-db10 wavelet decomposition and reconstruction, than I made the previous wavelet algorithm is more
Multi_Wavelet.rar
- 多小波代码,有CL,GHM,Sa4,Opt-rec四种多小波的变换与反变化,前处理和后处理的代码。,Multiwavelet code, there are CL, GHM, Sa4, Opt-rec four Multiwavelet Transform and anti-change, pre-treatment and post-processing code.
raytrace.rar
- 地震波动方程 射线追踪 波前追踪 附有文档 复杂介质常梯度射线追踪方法,Seismic wave equation wave-front tracking ray tracing of complex media files with regular gradient ray-tracing method
matlab
- 正交规一化的Zernike 多项式,用来拟合人眼波前像差。-The normalized Zernike orthogonal polynomials to fit the eye aberrations.
correctionforlasercuting
- 实际光学元件的畸变波前建立了畸变波前模型,畸变进行了仿真研究,给出了二维平面的matlab源代码-The actual wavefront distortion of optical components to establish a distorted wave-front model, a simulation study of distortion are given two-dimensional plane, the source code matlab
Matlab_laser
- Matlab辅助激光光学分析与应用 作者:刘良清 单 位:武汉凌云光电科技有限公司 给出了高斯型激光束的干涉,衍射,和波前畸变等各种物理过程的MATLAB的代码 每个代码都有很细致的解说,测试过了都可以用.-Matlab assisted analysis and application of laser optics: Liu Liangqing Unit: Optoelectronics Technology Co., Ltd., Wuhan Lingyun given Gaus
2
- 介绍了一种纯相位液晶空间光调制器进行波前实时变换的方法-Describes a pure phase liquid crystal spatial light modulator for wave-front method of real-time transformation
zernike_k
- 任意阶zernike多项式的计算,在进行波前拟合时可调用-Zernike any order polynomial terms, during the fitting can be called wavefront
Phase
- 利用zernike多项式系数拟合波前,采用的是zernike边缘多项式,有36项(Fitting wavefront using Zernike polynomial)
输出斐波那契数列前 n项
- 通过输入数值n,输出斐波那契数列前 n项(Through the numerical input n, output Fibonacci numbers before the n)
绕射波
- 观察绕射波,用c语言实现,并用MATLAB进行波前和地震记录进行绘图(The diffraction wave is observed in C language, and the wavefront and seismogram are drawn by MATLAB)
wavefront
- 绘制地震波波前快照,可以显示出清晰的地震传播规律。(Seismic wave inverse time migration program can realize the inversion of seismic wave)
菲波那契数列
- //指的是这样一个数列: 1,1,2,3,5,8,13,21…… //这个数列从第三项开始,每一项都等于前两项之和(refers to such a sequence: 1, 1, 2, 3, 5, 8, 13, 21...... This series from the beginning of the third /, each of which is equal to the sum of the preceding two terms)
计算点扩散函数
- 基于Zernike多项式的波前像差到点扩散函数PSF及MTF的模拟,包含代码及相关文档,特别是PPT,值得好好看。(Based on Zernike polynomial, the simulation from wavefront aberrtation to point spread function PSF and MTF , including code and related documents, especially PPT, worthing high value.)
DOE (2)
- 衍射光学光束整形元件设计 目标:在透镜后焦面上实现图形的光强分布 实现: 1、波长、衍射光学元件口径、形状、入射波前、二维目标分布及尺寸等都可自行设定; 2、对相位进行8台阶量化,重新计算; 3、更换输出面的采样间隔,重新计算。(Design of Diffraction Optical Beam Shaping Element Objective: To realize the intensity distribution of the pattern on the focal pla
用点扩散函数psf对波前编码
- 用点扩散函数psf对波前编码系统产生的模糊图像进行复原得到清晰图像