calcul-invariant

维纳滤波器的应用，从加噪信号中提取原始信号，求权系数收敛情况。(Wiener filter applied, to extract the signal with noise from the original signal, to seek power factor of convergence.)

研究目标跟踪的状态估计方法，最小二乘估计，Kalman滤波，扩展Kalman滤波，无迹Kalman滤波以及粒子滤波等，理论及MATLAB源程序。(The state estimation methods of target tracking, least square estimation, Kalman filtering, extended Kalman filtering, unscented Kalman filtering and particle filtering, theory and MATLAB source program are studied.)

homotopy算法求解非线性方程组 (homotopy method for solving nonlinear equations)

几个OFDM在MATLAB实现的好程序，有详细的中文注释，方便大家理解(MATLAB implementation of OFDM in a few good programs, there are more Chinese comments, to enable easy understanding)

QAM和OFDM两种方式性能对比，具有图形界面GUI，并且包括收发两端完成的代码 (QAM and OFDM performance comparison of two ways, with a graphical interface GUI, and includes the sending and receiving ends to complete the code)

Panel Code in MATLAB Coded by L. sankar, April 1997

本文利用MATLAB的可视化工具箱simulnk建立了直扩通信系统的仿真模型，为扩频信号源自检程序设计提供参考。(In this paper, the visualization MATLAB toolbox simulnk DSSS communication system established a simulation model for the spread spectrum signal self-test program designed to provide information.)

Bandwidth (signal processing) or analog bandwidth, frequency bandwidth or radio bandwidth: a measure of the width of a range of frequencies, measured in hertz Bandwidth (computing) or digital bandwidth: a rate of data transfer, bit rate or throughput, measured in bits per second (bps) Spectral linewidth: the width of an atomic or molecular spectral line, measured in hertz

matlab中gui界面编程，timer的一个小例子，实时显示系统时间。(programming in matlab gui interface, timer, a small example, real-time display system time.)

求积分的matlab源程序,该程序的执行效率比较高，并且简单。(Quadrature matlab source, the efficiency of the program is relatively high, and simple.)