主要研究了超声回波信号的小波分析算法和BP神经网络算法。在超声检测中，作为检测基本数据的脉冲反射回波信号受到电子噪声和结构噪声的干扰，-major study of the ultrasonic echo signal wavelet analysis algorithm and BP neural network algorithm. In ultrasonic testing, to detect the basic data pulse echo signals reflected by

分析wav文件格式，对音频采样数据加wav文件头，调用MediaPlayer时让播放器认识并正常播放-analysis wav file format, the audio data sampling increase wav file. Call MediaPlayer allowing players understand and normal broadcast

1. 对给定语料估计其基音周期。 要求用MATLAB语言实现有关基音检测算法，并给出检测结果。2. 实验语料：aoYiSheng.raw 发音：“茅以升”；时长0.9s；采样率：8kHz；量化精度为16bits/sample；数据格式 LSB,MSB分析帧长:20ms(160样点)总帧数：45-1. Corpus right to set its estimated Pitch. Asked to use MATLAB the pitch detection algorithm, and

pcap库源码文件。主要用于提取和分析网络抓吧数据。-pcap library source files. Mainly used to extract and analyze network data grab it.