toolbox_graph

给出了平方率检波下，求检测门限值的程序。(Gives the square of the rate of detection, the detection threshold seeking procedure.)

说明：  matlab BP网络测试和训练都在里面(matlab BP network testing and training both inside)

采用分层的前推回代法应用于n节点的电力系统，收敛速度快，准确度高，电力系统配电网潮流计算。(Layered forward and backward substitution method used in the power system of n nodes, the convergence speed, accuracy, power system with the power flow calculation.)

当空间调制（sm）系统中每个符号含有3bits信息(即3bit/s/Hz的频谱利用率)时我们选择：4根发送天线，BPSK调制方式和2根发送天线，4QAM调制方式进行比较。(When the spatial modulation (sm) system, each symbol comprising 3bits information (i.e. 3bit/s/Hz spectral efficiency) when we choose: four transmitting antennas, BPSK modulation method and two transmission antennas, 4QAM modulation for comparison.)

矩形窗、汉宁窗、汉明窗、布莱克曼窗的时域波形、幅频特性的matlab实现。(Rectangular window, Hanning, Hamming window, Blackman window time-domain waveform, amplitude and frequency characteristics matlab.)

Yagiuda antenna pattern by matlab

计算滚动部件润滑特性的程序，可以清晰看到向个重要参数对润滑的影响(analy of the lutricute of balls)

人体三维运动特征提取和对其动作行为检索，有助于大家对其深刻的了解(The human body 3 d motion feature extraction and retrieval to its behavior Help you for its deep understanding)

实现好的基于PCA的人脸识别系统，程序非常有参考价值，MATLAB编写，内附使用说明。(To achieve a good face recognition system based on PCA, the program very useful, MATLAB written instructions included.)

隐马尔科夫过程预测编码，对于使用或研究隐马尔科夫模型的人会有帮助。(Hidden Markov process predictive coding, for the use of hidden Markov models or research who will help.)