99273884RayleighChan

IIR滤波器设计 设计一个巴特沃思低通滤波器，其技术指标为：3dB带宽为，阻带截止频率为，阻带衰减大于30dB，采样间隔T=10us。(IIR filter design to design a Butterworth low-pass filter, its technical indicators: 3dB bandwidth, stopband cut-off frequency, stop-band attenuation greater than 30dB, sampling interval T = 10us.)

说明：  Snake模型：在matlab的环境中可以运行的Snake程序。(Snake model: in the matlab environment, Snake can run the program.)

使用matlab编写的：用神经网络方法来辨识质心侧偏角程序。供大家使用参考。(Prepared using matlab: A neural network method to identify centroid lateral declination procedures. For everyone to use reference.)

有matlab各种实用程序300多个，涵盖信号及图像处理，优化，各种科学计算，简明易学(Matlab utilities have a variety of more than 300, covering the signal and image processing, optimization, scientific computing, concise easy to learn)

quickly search for the fourier series

此书中概括了很多MATLAB中的命令，便于查询和学习使用(This book summarizes many of the commands in MATLAB, easy to use search and study)

OFDM系统下，慢衰落的信道估计基本算法描述(Channel Estimation of OFDM System in Slow Fading Channel)

说明：  奈奎斯特成型滤波及带通滤波器 其中有很好的算法，能看眼图(Nyquist shaping filter and bandpass filter of which a good algorithm, can see eye-diagram)

基于matlab的fbp滤波反投影算法(Based on the fbp matlab filter back projection algorithm)

文利用带噪语音经特征基函数矩阵转换后所具有的稀疏特性，用最大似然估计方法对转换后得到的稀疏 分量进行非线性压缩去噪，然后再经过反变换和重构恢复出原始语音信号的估计。特征基函数矩阵反映了语音数据本 身的统计特性，因此具有很好的合理性和可取性。仿真结果表明利用稀疏编码方法能极大程度地抑制背景噪卢，与小波消噪法相比优势明显。(a speech enhancement algorithm based Compressed Sensing.)