yichuan1

matlab code for simulation wimax technology and verify resultats

用matlab写的，在一堆网格点上进行三角化，mycrust为主程序(Using matlab written on a pile of grid points to triangulate)

用matlab实现的最小二乘拟合圆，能输出半斤，圆心坐标，拟合误差等等(a program for cirfit)

基于物理层网络编码的与网络编码和直传的误比特率对比(Comparison based on the physical layer network coding and network coding and the forward pass of the bit error rate)

pca（主成分分析）matlab实现，可以有效的提取数据的主元成分，降低数据矩阵的维数。(pca (Principal Component Analysis) Matlab implementation, can effectively extract data in the main ingredients, reduce the dimension of the data matrix.)

state space-responses of earthquake

Copyright (c) 2017, Le Zhang All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution(THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.)

logical and operation, OR operation, Subtraction operation in matlab.....

BP神经网络用于函数拟合与模式识别，能量谱分析计算,利用贝叶斯原理估计混合logit模型的参数。( BP neural network function fitting and pattern recognition, Energy spectrum analysis and calculation, Bayesian parameter estimation principle mixed logit model.)

利用图像处理法分析跳频信号，修正视频图，并估计其参数(Analysis of frequency hopping signal, correcting video images using image processing method, and estimating its parameters)