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仿真信号,添加白噪声,再用小波去除。斑竹看看,有什么问题没^_^我信号处理不行这个程序也在MIT提供的信号上进行了验证。-Simulation signal, add the white noise, and then wavelet removal. Chiloscyllium see what the problem did not ^ _ ^ I will not do signal processing This process also signals provided by the
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实现对视频图像的游程编码和解码。过程包括:二维DCT变换、量化及游程编码。
一般来讲对于视频的I帧进行恢复,其信噪比可达到38DB以上。-Implementation of the video image encoding and decoding run-length. Process includes: two-dimensional DCT transform, quantization and run-length encoding. In general, I frame for
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二维经验模态分解,分解图像等二维信号,可用于算法验证与学习-EMD This program calculates the Bidimensional EMD of a 2-d signal using
the process of sifting. It is dependent on the function SIFT.
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该文档是自适应信号处理研究的一篇研究生毕业论文,介绍了自适应的几种常见算法,如LMS,NLMS等等,并在最后有相关的MATLAB程序(LMS程序 自适应滤波器,陷波器,分离器等程序)可以作为自适应信号处理初学者的参考资料-This document is an adaptive signal processing graduate thesis introduces several common adaptive algorithms, such as LMS, NLMS, etc., and
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均方误差信噪比 峰值信噪平均绝对误差的计算-Write MATLAB functions that take two grayscale images as input, and calculate the
following image difference metrics:
Mean Squared Error (MSE)
Signal to Noise Ratio(SNR)
Peak Signal to Noise Ra
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数字图像处理是指将图像信号转换成数字格式并利用计算机对其进行处理的过程。图像增强是数字图像处理的过程中经常采用的一种方法,它对提高图像质量起着重要的作用。本文先对图像增强的原理进行概述,然后对图像增强的方法分类并给出直方图增强、对比度增强、平滑和锐化等几种常用的增强方法的理论基础,通过Matlab实验得出的实际处理效果来对比各种算法的优缺点,讨论不同的增强算法的技术要点,并对其图像增强方法进行性能评价。-Digital image processing means converts the im
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此为进行独立成分分析(ICA)的matlab代码,盲源分离(BSS)是指在不知源信号和传输通道的参数的情况下,根据输入源信号的统计特性,仅由观测信号恢复出源信号各个独立成分的过程。这一过程又称为独立成分分析(ICA)。-This is the independent component analysis (ICA) of the matlab code, Blind Source Separation (BSS) is not knowing the source signal and tran
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ECG data and includes source code written in MATLAB, The entire training process BP neural network, Convolution operation is intended to signal and image rendering.
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Correlation analysis process matlab method, FIG simulation speed, distance, amplitude three-dimensional image, GSM is GMSK modulation signal generation.
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Signal Processing ESPRIT method, PLS PLS toolbox, Arrival process is a Poisson process.
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本课题为基于MATLAB的小波变换dwt和离散余弦dct的多方法对比数字水印系统。带GUI交互界面。有一个主界面GUI,可以调用dwt方法的子界面和dct方法的子界面。流程包括,读取宿主图像和水印图像,嵌入,多种方法的攻击(剪切,加噪,旋转等),提取,最后利用psnr峰值信噪比进行评价不同攻击下,鲁棒性的好坏。(This topic is based on MATLAB wavelet transform DWT and discrete cosine DCT multi method comp
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本课题为基于MATLAB的小波变换dwt和离散余弦dct的多方法对比数字水印系统。带GUI交互界面。有一个主界面GUI,可以调用dwt方法的子界面和dct方法的子界面。流程包括,读取宿主图像和水印图像,嵌入,多种方法的攻击(剪切,加噪,旋转等),提取,最后利用psnr峰值信噪比进行评价不同攻击下,鲁棒性的好坏。(This project is based on MATLAB wavelet transform DWT and discrete cosine DCT multi method co
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