中文说明：快速扩展随机生成树算法，匹配追踪和正交匹配追踪，有CDF三角函数曲线/三维曲线图，重要参数的提取，迭代自组织数据分析，结合PCA的尺度不变特征变换(SIFT)算法。
English Description：
Rapid expansion of random spanning tree algorithm, the matching pursuit and orthogonal matching pursuit, the CDF trigonometric curves / 3D graph, extraction of important parameters, iterative self organizing data analysis, combined with PCA scale invariant feature transform (SIFT) algorithm.