PCA dataset

Each column represents a vector of 3720 elements that were obtained from the calculation of 20 PCA, for each RGB color matrix , to the image dataset针对该图像数据集，每一列均代表一个由3720个元素构成的向量，该向量通过对每一个RGB颜色矩阵执行20维主成分分析（Principal Component Analysis, PCA）计算得到。