中文说明： 包括最后计算压缩图像的峰值信噪比和压缩效果的源码,可以动态调节运行环境的参数，最小二乘回归分析算法，包含特征值与特征向量的提取、训练样本以及最后的识别，利用贝叶斯原理估计混合logit模型的参数，重要参数的提取。
English Description：
Including the final calculation of peak signal to noise ratio of the compressed image and the compression effect source code, you can dynamically adjust the parameters of the operating environment, least-squares regression analysis method, contains the eigenvalues and eigenvectors of extraction, and, finally, the recognition of training samples, using Bayesian principles to estimate parameters of the mixed logit model, important parameters for extraction.