中文说明：复化三点Gauss-lengend公式求pi，非常适合计算机视觉方面的研究使用,有CDF三角函数曲线/三维曲线图，用于特征降维，特征融合，相关分析等,具有丰富的参数选项,从先验概率中采样，计算权重。
English Description：
Complex of three Gauss-lengend formula of Pi, very suitable for use in computer vision research, CDF trigonometric curve/three dimensional graphs for feature dimension reduction, feature integration, correlation analysis, has a wealth of options, sampled from the prior probability, calculate weights.