QAM16_OFDM

单载波频域均衡的完全编码，包括了调制解调，独特字，传输模拟，信道估计，频域均衡器设计等等完全的理论。(Single-carrier frequency domain equalization, including modulation/demodulation, unique words, transmission simulation, channel estimation, frequency-domain-equalizer design, etc.)

本例研究利用Matlab工具箱的BP网络仿真某系统故障的预测,假设3个故障的样本分别为(1 1 0), (0 1 1)(1 0 1), 3个故障分别编码为(1 0), (0 1), (1 1),下面利用BP工具函数设计网络,用自适应学习率算法进行BP的设计、训练和仿真。(cases using the Matlab toolbox BP network simulation of a system fault forecast Assuming three fault samples were (1 1 0), (0 1 1) (1 0 1) three failures were coded as (1 0), (0), (1), below BP network design tool function, Adaptive learning rate BP algorithm design, simulation and training.)

ch3=softt(h3,thr1 clear clc I=imread( lena512.bmp ) imshow(I) I=double(I) II=I+30*randn(size(I)) figure imshow(II,[]) [a1,h1,v1,d1]=dwt2(II, sym8 ) [a2,h2,v2,d2]=dwt2(a1, sym8 ) [a3,h3,v3,d3]=dwt2(a2, sym8 ) sigma=median(abs(d1(:)))/0.6745 x=3*sigma thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x 小波图像去噪( ch3=softt(h3,thr1 clear clc I=imread( lena512.bmp ) imshow(I) I=double(I) II=I+30*randn(size(I)) figure imshow(II,[]) [a1,h1,v1,d1]=dwt2(II, sym8 ) [a2,h2,v2,d2]=dwt2(a1, sym8 ) [a3,h3,v3,d3]=dwt2(a2, sym8 ) sigma=median(abs(d1(:)))/0.6745 x=3*sigma thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x )

虚拟机放置matlab代码 随机搜索算法 效率较高 速度较快 求解结果准确 (Virtual machine placement Matlab code random search algorithm is more efficient, faster solution results accurate)

非线性光纤光学课件，简单清晰明了。适合入门级学习(nonlinear fiber ppt)

matlab视频读取函数,用matlab处理视频文件,代码量较少.处理较容易.(matlab video read function with matlab processing video files, less the amount of code. deal easier.)

Image processing functions. AMBE, median 2D, image standard deviation of a pdf

一些自适应信号处理的算法，包含特征值与特征向量的提取、训练样本以及最后的识别，进行波形数据分析,是路径规划的实用方法，能量熵的计算，Matlab实现界面友好，数值分析的EULER法。( Some adaptive signal processing algorithms, Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Waveform data analysis, Is a practical method of path planning, Energy entropy calculation, Matlab to achieve user-friendly, EULER numerical analysis method.)

哈夫曼码编码用MATLAB实现，此法经过检验效果非常好。(Huffman coding using MATLAB implementation, this method is proven very successful.)

this file contains many matlab files