借鉴了主成分分析算法（PCA），搭建OFDM通信系统的框架，包括最后计算压缩图像的峰值信噪比和压缩效果的源码。- It draws on principal component analysis algorithm (PCA), Build a fr a mework OFDM communication system, Including the final calculation of the compressed image peak signal to noise ratio and compression of the source.