matlab-SGP4

本书提供 matlab 环境下的各种命令，包括详细的参数介绍。(book Matlab environment under the various orders, including the detailed parameters introduced.)

图像隐藏和数字水印。采用在空域隐藏，在每个象素的bit位的低位藏入图片。采用在DCT系数上附加信息的方法进行。(image hiding and digital watermarking. Hidden in the airspace used in each pixel of the low bit-into the possession of photographs. Using the DCT coefficient Additional information on the methods.)

说明：  大尺度衰落的仿镇(large-scale replica of the town decline)

旅行商问题(traveling saleman problem,简称tsp) 的遗传算法matlab 程序，具体说明文件内有(matlab for traveling saleman problem )

数据记录的是在意大利某一地区同一区域上三种不同品种的酒的化学成分分析，这里利用svm进行分类(Data records is a region in Italy on the same area of three different varieties of wine chemical analysis, where the use of svm classification)

music算法的实现，用于随机过程信号主要频率谱分析(music algorithm, a random process for the main signal frequency spectrum analysis)

QPSK在多径衰落和加性高斯白噪声下的性能仿真，对于通信方面比较有用！(QPSK simulation with Gray coding and simple Rayleigh multipath fading channel and AWGN added)

说明：  微弱信号检测的随机共振方法与应用研究 博士生论文(Stochastic resonance in weak signal detection method and application of doctoral thesis)

多载波码分多址（MCCDMA）在瑞利信道的仿真(Multi-carrier code division multiple access (MCCDMA) simulation in Rayleigh Channel)

matlab语言编写 新三步搜索算法 ，希望大家有用(New Three Step Search Algorithm)