MIMO 系统的传输 16qam 调制

采用分形几何学方法检测电能质量骤降，分形几何方法采用局部方差分维数(The use of fractal geometry used to detect power quality sharp fall in the use of fractal geometry methods of partial differential side dimension)

data compression, lossless methods, LZ family

这是matlab6.5 的使用方法，通过学习该书，可以精通matlab(This is matlab6.5 to use, by learning the book can be proficient in matlab)

Adding help and demos to the help browser

由坐标轴的旋转角获得方向余弦矩阵，用于坐标系旋转。    ANGLE2DCM Create direction cosine matrix from rotation angles. N = ANGLE2DCM( R1, R2, R3, S ) calculates the direction cosine matrix,   N, for a given set of rotation angles, R1, R2, R3, and a specified  rotation sequence, S. 

语音信号的干扰去除.对原始信号进行频谱分析，确定干扰的频率；根据干扰的特点采用不同的滤波器对信号进行处理(Remove the interference of speech signals. On the original signal spectrum analysis to determine the frequency interference according to the characteristics of interference filters with different signal processing)

说明：  matlab教科书第九章的程序实例，打包奉上。绝对实用(Chapter IX of the program matlab textbook example of packaged offer. Absolute utility)

用交互多模型算法IMM实现目标跟踪，性能还可以(the matlab source of IMM)

This program explain how FFT in Matlab works

一个计算光纤陀螺速率斜坡系数、速率随机游走系数、零偏稳定性、角度随机游走系数、量化噪声系数的matlab程序(A calculation of the slope coefficient of fiber optic gyro rate, rate random walk coefficient, bias stability, angle random walk coefficient quantization noise figure of the matlab program)