power_entropy

说明：  7. 单径瑞利信道中的两发一收STBC： (1) 分析误码率的理论性能，画出比特信噪比与误码率的关系曲线。 (2) 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。 (7 single-path Rayleigh channel of the two rounds of a close STBC: (1) the theoretical analysis of BER performance, draw the signal to noise ratio and bit error rate curve. (2) 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.)

本算法为自适应LMS算法，本算法研究了步长对，权初值，以及是否归一化对算法的影响(The algorithm for the adaptive LMS algorithm, the algorithm of the steps right, the right initial value, and whether the normalization of the algorithm)

system identification(FIR)

EEG signal Feature extraction 34 common features for 2 channel of EEG signal is extracted

基于lyapunov函数的模型参考自适应控制程序(based on lyapunov of MRAC)

并网下垂控制仿真，单台并网逆变器，采用下垂控制(Simulation of grid-connected sag control, single grid-connected inverter, using sag control)

ber computation of maximal ration combiner with ipi

模拟2个独立窄带信号分别以20°，60°的方向入射到均匀线阵上，信号间互不相关，与噪声相互独立，噪声为理想高斯白噪声，阵元数为10，快拍数为200，信噪比为20dB，阵元间距分别为 tambada/6 tambada/2、tambada。(Simulate two independent narrowband signals in the direction of 20 °, 60 ° of the incident on the ULA, among signal unrelated, independent noise, the noise is ideal Gaussian white noise, the array element number 10, the number of snapshots for 200, SNR is 20dB, respectively array element spacing  tambada/6 tambada/2, tambada.)

对灰度图像采用Arnold混沌加密，实现图像置乱加密(By Arnold on the gray image encryption, encryption of image scrambling)

实时读取MIT数据库中的二进制文件，并显示ECG信号(Real-time read the MIT database binary files and show ECG signal)