diandao

this is for qrs detection

thie mscript compute formant frequencies via lpc algorithm,formant frequencies are important in speech analysis.

Reads segy data into a structured array format in Matlab workspace

利用混沌序列与传统的加密算法融合，实现对数据的加密解密(Chaotic sequence fused with traditional encryption algorithms to achieve the data encryption and decryption)

说明：  雷达系统仿真，完成巴克码的调制与解调功能，完成脉压信号的参数检测功能(radar simulation)

说明：  通过matlab设计的GUI界面实现语音信号的实时录入和频谱分析和滤波等处理，并能够显示各阶段时域波形及频谱图，滤波器种类及参数可调(Through the GUI interface designed by matlab, the real-time input of speech signal, spectrum analysis and filtering are realized, and the time-domain waveforms and spectrograms of each stage can be displayed, and the types and parameters of filters can be adjusted.)

用matlab编写的信号处理之QPSK调制与解调程序,均衡,OFDM仿真,小波变换,卡尔曼滤波等等14个程序源代码(Written by matlab signal processing of the QPSK modulation and demodulation process, a balanced, OFDM simulation, wavelet transform, Kalman filtering, etc. 14 source code)

matlab程序，用来计算非线性光学晶体双轴晶的相位匹配角(for calculation of biaxial crystal phase-matching angles)

说明：  对于一般心电信号和脉搏波波形进行多重分解和重构回原来波形(Multiple decomposition and reconstruction of general ECG and pulse waveforms)

利用mcra的方法对噪声功率谱估计达到语音增强的目的(estimate the spectrum of the noise in order to enhance the SNR of the speech)