f13_1

对非线性方程，要求一定的精度，用matlab求解。(Nonlinear equations require a certain precision, using matlab to solve.)

Perfect matlab facetracker, detects eyes, mouth and face.

包含光伏电池模块、MPPT模块、BOOST模块、逆变模块，包含位置式PID算法、积分分离式PID，包含了阵列信号处理的常见算法，MIMO OFDM matlab仿真。( PV modules contain, MPPT module, BOOST module, inverter module, It contains positional PID algorithm, integral separate PID, Contains a common array signal processing algorithm, MIMO OFDM matlab simulation.)

说明：  观察数据长度N的变化对DTFT分辨率的影响 这几个程序是老师写的 对于理解DTFT有很大帮助(Effect of observation data length N on DTFT resolution These programs are written by the teacher and are very helpful for understanding DTFT.)

一个圆周卷积的代码~调用形式为y=juanji(h,x1,M) 其中，h和x1为输入，h为滤波器系数，x1为输入采样信号，输出为y,M为输入信号x1的长度。(A circular convolution of the code to call the form of y = juanji (h, x1, M) of them, h, and x1 for the input, h for the filter coefficient, x1 sampling input signals, output y, M for the input signal x1 length.)

用声卡输出的单边带信号源，SSB下边带信号，载波15KHz，输入声音带宽设为300~3.4KHz，SSB调制后输出带宽为11.6K~14.7KHz，可以给SSB解调器实验做信号源了。(Single-sideband signal with the sound output source, SSB below band signal, carrier 15KHz, enter the voice bandwidth set at 300 ~ 3.4KHz, SSB modulated output bandwidth 11.6K ~ 14.7KHz, you can do to the SSB demodulator source experiment the.)

关于图像增强的程序，用matlab软件实现。包括一些增强算法，例如直方图均衡化(On the image enhancement process, using matlab software. Including enhancement algorithms, such as histogram equalization)

Simulink Model that quantization error with input and output signal and output spectrum

实验室约束鸡群算法，经过实验室同仁试验过，绝对简单真实，适合初学者。(Laboratory constrained chicken swarm algorithm, which has been tested by colleagues in the laboratory, is absolutely simple and true, and suitable for beginners.)

最新的基于matlab的tdpca的人脸识别的算别和代码，对人脸识别的有帮助(Based on the latest Matlab tdpca face recognition and other numerical code, Face recognition of the help! !)