可以提取一幅图中想要的目标，光纤无线通信系统中传输性能的研究，包括最小二乘法、SVM、神经网络、1_k近邻法。- Target can be extracted in a picture you want, Fiber Transmission wireless communication system performance, Including the least squares method, the SVM, neural networks, 1 _k neighbor method.