dvr

This is a matlab code for scalart algorithm implementation (noise straction)

ocr mean data is to calculate ocr data.

Finite impulse response filter

说明：  《数字通信（第四版）》答案 《数字通信》(第4版)是数字通信领域的一本经典教材,通过对概率论及随机过程的复习,详细介绍了数字和模拟信源编码、数字调制信号和窄带信号与系统的特征、加性高斯白噪声中数字通信的调制和最佳调制与检测方法、基于最大似然准则的载波相位估计和定时同步的方法、不同信道模型的信道容量及随机编码、带限信道的信号设计、受到符号间干扰恶化信号的解调与检测问题、自适应信道均衡、多信道与多载波调制、扩展频谱信号和系统、衰落信道上的数字通信。(The solution of "Digital communication" " Digital communication" (4th edition) is a digital communications of a classic textbook in the field, through the review process, the probability of randomly addressed, details of the digital and analog source coding, digital modulation signal and the narrowband signal and system characteristics, additive white Gaussian noise in digital communication modulation and the best modulation and detection methods, based on maximum likelihood criterion of carrier phase estimation and time synchronization method, different channel model of channel capacity and random coding, band-limited channel signal design by ISI worse signal demodulation and detection, adaptive channel equalization, multi-channel and multi-carrier modulation, spread spectrum signals and systems, fading channel digital communications.)

求刚体变换的刚体矩阵的开源程序，自己所编，用到svd方法(For rigid-body transformation matrix of the open source rigid body)

带电粒子在非匀强磁场中运动时，画出其轨迹图形(Charged particle moving in an inhomogeneous magnetic field when the draw its trajectory graphics)

频谱分析的几个小程序，用于 matlab 的频谱分析(Spectral analysis of several small programs Spectrum analysis for matlab )

小电流接地仿真。基于ATP建模，在matlab里调用。(small grounding system，base on ATP/EMTP ,then anylyse by matlab)

SPWM和SVPWM模型 已经经过调试可用参数可设(SPWM and SVPWM model has been used to debug parameters can be set up)

用于信道均衡的RLS算法，可用于水声信道的改进算法(RLS algorithm for channel equalization, the improved algorithm can be used for underwater acoustic channel)