用于图像处理的独立分量分析，从先验概率中采样，计算权重，复化三点Gauss-lengend公式求pi，ICA（主分量分析）算法和程序，大学数值分析算法。- Independent component analysis for image processing, Sampling　a priori probability, calculate the weight, Complex of three-point Gauss-lengend the Formula pi, ICA (Principal Component Analysis) algorithm and procedures, University of numerical analysis algorithms.