pneumatic20080514

快速、精确频率估计算法，噪声情况下语音信号频率估计(Fast, accurate frequency estimation algorithm, the case of speech noise frequency estimation)

电压暂降正周期有效值,是四案例工程中比较常见的算法。(t=0:0.0002:0.2 y=cos(100*pi*t) y1=0.5*cos(100*pi*t) y(200:600)=y1(200:600) for i=1:1:901 u(i)=sqrt(sum(y(i:i+99).^2)/100) end plot(u) xlable( 采样点数 ) ylable( u ) )

Household变换的Matlab程序，有很强的应用和参考价值(Household Transform Matlab program has a strong application and reference value)

合成孔径雷达成像算法之线性调频变标算法，并进行了精确的距离徙动校正，是SAR经典的频域成像算法之一(SAR imaging algorithm with Chirp Scaling Algorithm )

applies soft-threshold t to all elements of x and computes SURE

时间域有限差分法（TD-FDM）源代码，用于计算任意传输线问题，最后与理论解比较。进一步说明见程序文件timeUpdt.m(Time domain finite difference method (TD-FDM) source code, used to calculate the arbitrary transmission line problems, and finally compared with the theoretical solution. Further details see the program file timeUpdt.m)

说明：  测试ukf（卡尔曼滤波器）的matlab源代码，避免ekf的截断误差，使线性化的结果更加准确。(Test ukf (Kalman filter) of the matlab source code, to avoid ekf the truncation error, so that the result of more accurate linearization.)

说明：  MIMO无线通信空时编码系统的英文文献。介绍了MIMO的发展以及现今的发展程度，和一些相关技术的介绍与讲解。(Space-time coding MIMO wireless communication system of the English literature)

fcm kfcm segmentation

This file include STBC matheod about NO_Order_SIC_MMSE and NO_Order_SIC_ZF and non-ordering.