Application-of-LSB-Based-Steganographic

Gaussian_pulse in FDTD

说明：  OFDM水声通信中最大多普勒频偏估计算法研究(OFDM underwater acoustic communication in the largest Doppler shift estimation algorithm)

这是一个根据锁相环原理编写的MATLAB仿真程序，内有详细注释，同时附带了仿真结果图。(It is MATLAB simulation program of phase locked loop,while with the simulation results Fig.)

产生噪声调频干扰信号，并画出它的时域和功率谱(Noise FM jamming signal)

实现EKF滤波在导航重点的应用，精度相对较高，(achieve EKF filter in navigation key applications, a relatively high accuracy.)

Arnoldi算法是有效地求取矩阵部分特征的算法，程序是按照文献的一种简化实现的程序(Arnoldi algorithm is effective to strike some of the characteristics of the matrix algorithm, the program is achieved in accordance with the literature of a simplified procedure)

m file to convert Lat Long geodetic coordinate system to Cartesian

PdfParse 用于从PDF文件中抽取文本数据的示例，支持unicode字符集编码、8进制和16进制编码。(PdfParse used to extract text from a PDF file example of data, unicode character set encoding, octal and hexadecimal encoding.)

使用matlab绘心形图画，利用弧线画花萼、花瓣等花的细节信息，表白专用(Use matlab heart-shaped picture painted by the arc drawn sepals, petals and other floral details, declare special)

Numerical program on Newton’s forward difference formulae, the use of Sterling formulae & the use of Newton’s backward difference formulae combindly, Trapezoidal rule, Gauss-Seidal method, Jacobi method.