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matlab仿真程序，产生QPSK调制的信号，严格按照QPSK的调制步骤分I路Q路产生信号，最后两路相加，产生已调信号，调制信号随机产生，载波信号是余弦信号。(matlab simulation program to produce the QPSK modulation signal, in strict accordance with the QPSK modulation of the sub-step road Q road I have a signal, the sum of the last two, have been transferred signal, randomly generated modulated signal, carrier signal is a cosine signal.)

说明：  6. 在三条径的瑞利信道中，对于OFDM： (1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。 (2) 设频率已同步，请设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。 (3) 设时间已同步，请设计OFDM一种具体的采用循环前缀进行频率同步方法，用Simulink进行仿真，画出比特信噪比与频率同步误差的关系曲线。 (。 6 In the three path Rayleigh channel for OFDM: (1) Please design a specific guide-assisted channel estimation method, the Simulink simulation, BPSK modulation measuring the bit error rate performance. Draw-bit signal to noise ratio and channel estimation mean square error curve, draw-bit signal to noise ratio and bit error rate curve. (2) set the frequency has been synchronized, the design of a specific OFDM cyclic prefix used for time synchronization method, the Simulink simulation, draw-bit signal to noise ratio and capture probability curve. (3) set time has been synchronized, the design of a specific OFDM cyclic prefix used for frequency synchronization method, the Simulink simulation, draw-bit signal to noise ratio and frequency synchronization error curves.)

说明：  the code is dealing with the detection of faces in an image. it is basically a face detection code

产生一个随机数序列,具有高斯统计特征，可用于载波仿真。(create a random sequence with gaussian statistical features,which can be used in carrier wave stimulation )

MATLAB Source Code of 3D Rigid body Transformation

说明：  lorenz系统分岔轨迹绘制，包含吸引子图，X,Y,Z相时间序列(lorenz draw bifurcation path, including the attractor graph, X, Y, Z-phase time-series)

用matlab写的一个验证卷积定理的程序，即时域的卷积对应着频域的乘积。(using Matlab write a convolution theorem certification procedures, the immediate domain convolution corresponds to the frequency domain product.)

Mutual Information computation

Labview有实际中的一些应用,其中有系统设计,显示后处理等(Labview has some practical applications, including system design, showed that after treatment, etc.)

说明：  一个关于KHA的算法，他是一种在KPCA基础上进一步训练的算法(a 5,500 on the algorithm, he is a KPCA in further training on the basis of the algorithm)