采用偏最小二乘法，正确率可以达到98％，多姿态，多角度，有不同光照,供做算法研究人员参考，包括 MUSIC算法，ESPRIT算法 ROOT-MUSIC算法，有详细的注释。- Partial least squares method, Accuracy can reach 98 , Much posture, multi-angle, have different light, Algorithm for researchers to do reference, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm, There are detailed notes.