It employs tensor-product B-spline technique originated from computer-aided geometric design to approximate the delay function in LUT and retains convexity by regulating the B-spline coefficients.

• 该算法使用了计算机辅助几何设计中的张量积B样条技术，并通过调整样条系数使平滑后得到的延时模型为凸函数。