huffmancode

this code implements a new watermarking method

信号与系统中的LTI线性非时变系统的程式例题，将作业题目写成MATLAB程式进行模拟与判断。(Signals and systems in the LTI LTI system programming examples, job title will be written in MATLAB programming for simulation and judgments.)

一次分类支持向量机程序，可用于故障诊断中，对故障进行分类识别(A support vector machine classification procedures can be used for fault diagnosis, classification and identification of faults)

遗传算法用于路径规划，利用遗传算法进行机器人路径规划(Genetic Algorithm for Path Planning )

可生成从任意点发射攻击全球任意点的一条最小能量弹道，并确定关机点参数。(Can generate a minimum energy trajectory launch attacks from any point to any point worldwide, and to determine the shutdown point parameters.)

给出了在matlab软件中绘制常见图形的例子 二维绘图：函数绘图、数据绘图 三维绘图：曲线、曲面 分析用图：条形图、饼状图、柱状图(Gives examples of common graphics rendering software in matlab Dimensional drawing: function plotting, plotting data Three-dimensional graphics: curves, surfaces Analysis chart: bar charts, pie charts, bar charts)

卷积编码器g1=111,g2=101 x为输入的待译码序列 x=[1,0,1,0,0,1,0,0,0,1,0,1,1,1] x=[1,1,0,1,0,1,1,0,0,1] x=[1,1,1,0,0,0,1,0,1,1] a=size(x) 输入序列的长度 s=a(2)/2 译码后的m序列长度为x的一半 m=zeros(1,s) 最终结果存放 ma=zeros(1,s+1) 存放Fa路径的 mb=zeros(1,s+1) 存放Fb路径的 mc=zeros(1,s+1) 存放Fc路径的 md=zeros(1,s+1) 存放Fd路径的(viterbi decoder)

说明：  修正MUSIC算法实现相干信号源的DOA估计算法(amendment MUSIC algorithm coherent signal source DOA estimation algorithm)

MATLAB/Simulink Device Blocksets for dsPIC® DSCs

matlab练习程序（最大类间方差二值化图像）这里用的方法是《特征提取与图像处理》3.3.4里的。( matlab exercise program (Otsu binary image))