Vol4(1)_2

viterbi译码的快速实现算法，非常适合初学者迅速上手(Fast viterbi decoding algorithm is very suitable for beginners to get started quickly)

说明：  针对不同阵列天线进行方向图的绘制，可根据个人需要自行设置参数，从而得到显示结果！(Direction for different antenna array mapping, according to their own individual needs to set parameters to be displayed!)

粒子滤波算法，matlab实现，别人的程序(particle filter matab implement)

主要内容有：雷达数据处理概述（包括研究目的、意义、历史和现状等），参数估计与线性滤波方法，非线性滤波方法，量测数据预处理技术，多目标跟踪中的航迹起始，极大似然类多目标数据互联方法，贝叶斯类多目标数据互联方法，机动目标跟踪，群目标跟踪，多目标跟踪终结理论与航迹管理，无源雷达数据处理，脉冲多普勒和相控阵雷达数据处理，雷达组网数据处理，雷达数据处理性能评估，雷达数据处理仿真技术，雷达数据处理的实际应用，以及关于雷达数据处理理论的回顾、建议与展望。(The main contents are: an overview of the radar data processing (including research purpose, meaning, history and current status, etc.), parameter estimation method with linear filtering, nonlinear filtering method, measurement data preprocessing techniques, starting track multiple target tracking, maximum Likelihood class of multi-target data interconnection methods, Bayesian methods class multi-target data association, target tracking, target tracking group, multi-target tracking end theory and track management, passive radar data processing, pulsed Doppler and phased array radar data processing, radar network data processing, radar data processing performance evaluation, radar data processing simulation technology, the practical application of radar data processing, as well as a review on radar data processing theory, suggestions and prospects.)

PTS算法，仅提供参考，欢迎交流。OFDM系统中用PTS算法降低系统的峰值平均功率比(PTS algorithm, only for reference, welcome to exchange. Reducing Peak-to-Average Power Ratio of OFDM System by PTS)

CDMA中Rake接收机源码，在Matlab环境下运行(Rake receiver in CDMA source, in the Matlab environment running)

基于元胞自动机编写的传染病扩散matlab代码，为了运行方便，把所有代码都集中在了一个m文件中，重要部分都带有注释，算法取得了较好的结果，在这里分享给大家。( Cellular Automata based infectious disease diffusion write matlab code, in order to facilitate operation, all the codes are concentrated in an m file, important parts are annotated, the algorithm has achieved good results, here for everyone to share.)

本程序验证手写fft频谱分析的正确性，并用于信号频域积分和频率检测。包含文档详细解释。(This procedure verified the correctness of handwritten fft spectrum analysis, and for the signal frequency-domain points and frequency of testing. Contains the document explained in detail.)

This function implements brute force bactracking to solve the knapsack problem.

MUSIC算法是基于天线阵列协方差矩阵的特征分解类DOA估计算法，这里给出的是基于四阶累计量的MUSIC算法。(MUSIC algorithm for DOA estimation algorithm is based on the decomposition characteristics of the antenna array covariance matrix given here is based on the fourth-order cumulant MUSIC algorithm.)