q2ii

说明：  psk调制源程序，我自己调试过，在matlab上能够仿真(psk modulation source, my own debugging, and simulation in matlab can)

通过粒子群算法快速解决旅行商问题,其中还可以自己设置参数，学习因子，惯性权重等。(Through particle swarm algorithm quickly solve traveling salesman problem, which can still parameters, the learning factor, self-adapting inertia, etc. )

对图像以嵌入率为rate进行顺序LSB嵌入，然后进行卡方隐写分析(Rate on the image to be embedded in the order of LSB embedding rate, and then chi-square steganalysis)

瑞利衰落信道下的MIMO各态历经系统容量仿真(Rayleigh fading channels MIMO ergodic system capacity simulation)

利用matlab建立的一个简单CSTR模型，带有pid控制回路(A CSTR model built by matlab code with a PID controller)

双边滤波代码，用matlab实现，灰度图和彩色图都能用，简单容易看懂(Bilateral Filtering.Implemented in matlab, both gray and color images are applicable.It s easy to read.)

由已知坐标得到的控制网的平差程序，平差后可获得精度更高的坐标文件(Adjustment Program by the known coordinates of the control network, the adjustment is given to higher precision of the coordinates of the file)

matlab 自己编写的小波去噪算法，没有用到MATLAB自带的函数。(matlab，Written the wavelet denoising algorithm by myself,Don t use MATLAB own letter)

本文介绍了VC++与MATLAB联合编程的几中方法，并重点介绍了DLL方法(This article describes the joint VC++ and MATLAB programming in several ways, and highlight the DLL method)

scatterbar就是画出三维散点柱状图，并且可以调整柱子的大小和颜色渐变，比原函数bar3更方便，更好用。(scatterbar is to draw three-dimensional scatter histogram, and can adjust the size and color gradients pillars, and more convenient than the original function bar3, easier to use.)