The continuous synthesis function of 2D space based on B-spline interpolation was also realized By making use of separability of B-spline.

• 还利用B样条的可分离特性，实现了2维空间中基于B样条插值的连续图像的重构函数，在此基础上提出了用于边缘检测的基于3次B样条的一阶微分模板和二阶微分模板。