matlab-fitting-function

基于点的matlab图像配准.提出一种基于小波系数的特征索引算法，实现了图像特征点对的快速搜索和两幅图像之间的匹配(Based on the point of matlab Image Registration. Presents a feature based on wavelet coefficients indexing algorithm to realize the image feature points on the fast search and matching between two images)

This matlab code implements the region split and merge segmentation of an image

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Image quality analysis using median and weiner filter finding the PSNR ratio

可以通过此程序信号处理，去噪效果明显，得出的结果较好。希望大家满意.(Signal processing through this process, denoising effect is obvious, the result is good. Hope you satisfied.)

Generate test guasian

该程序的主要功能是对心音信号进行AR功率谱分析，同时带有去噪功能。(The program' s main function is to heart sound signals AR power spectrum analysis, and with denoising function.)

实现SIFT算子，效率高，但还是有改进的空间。(realize SIFT algorithm，fast and efficient，but it also can be developed)

现代信号处理中常用的两种变换——短时傅里叶和魏格纳变换的matlab函数程序(two usual transformtions in modern signal processing_STFT and WVD. These are matlab codes. )

用matlab实现利用双MZI产生RZ33-OOK信号(Using matlab to achieve using two MZI produce RZ33-OOK signal)