中文说明：基于chebyshev的水声信号分析，BP神经网络用于函数拟合与模式识别，可以提取一幅图中想要的目标，人脸识别中的光照处理方法，MIMO OFDM matlab仿真,鲁棒性好，性能优越。
English Description：
Analysis of underwater acoustic signals based on Chebyshev, fitting and pattern recognition of BP neural network to function, you can extract a picture in the desired target, light treatment method in face recognition, MIMO OFDM simulation of MATLAB, robustness and superior performance.