biometrie

matlab有用的事例，主要为牛顿算法方面的(matlab useful examples, the main aspects of Newton)

水声通信中信道的bellhop建模，用来生成信道的冲击响应(bellhop modeling underwater acoustic communication channel in, for generating shock response of the channel)

判断网络的连通性，网络连通输出1，不连通输出2(Determine the connectivity of the network, network connected output 1, disconnected output 2)

能够实现Simulink 简单的pm调制解调(Implementation of Simulink PM modem)

the program can be used to calculate the vapor diffusion in the crack.

说明：  MATLAB编写的语音识别算法，中间有详细的代码注释，便于大家交流(Speech recognition algorithm written in MATLAB, the middle of a detailed code comments, easy to share)

1. 基于simulink搭建一个QPSK发送链路，QPSK调制信号经过了瑞利衰落信道，观察信号经过衰落前后的星座图，观察信道特性。仿真参数：信源比特速率为500kbps，多径相对时延为[0 4e-06 8e-06 1.2e-05]秒，相对平均功率为[0 -3 -6 -9]dB，最大多普勒频移为200Hz。(1. Based on simulink structures, QPSK sent a link, the Rayleigh fading channel after the QPSK modulation signal, were observed before and after signal after the decline of constellation diagram, observation channel characteristic. Simulation parameters: the source is 500 KBPS bit rate, relative multipath time delay of [0 8 e 4 e- 06-06 e-05] 1.2 seconds, the relative average power is [0-3-6-9] dB, most of the doppler frequency shift is 200 hz.)

本程序采用matlab编程，通过设计训练一个人工神经网络来达到其对一个4传感器实时检测输出结果融合判断的模拟，文中涉及人工圣经网络和多传感器融合两们学科的基本知识。(the procedures used Matlab programming, through the design of a training artificial neural network to achieve its right to a four-detection sensor fusion output judgment simulation , the text involving artificial Bible network and multi-sensor fusion of the two disciplines have basic knowledge.)

Straight参数提取，主要用于语音处理的特征信号处理(Straight extraction is mainly used for processing the speech characteristic signal processing)

说明：  图像处理中的区域生长算法，利用若干种子点的选取进行区域生长。(Image processing region growing algorithm, using several seed points selected for regional growth.)