The following publications are possibly variants of this publication:
- Smooth Piecewise Polynomial Blending Operations for Implicit ShapesQ. Li. cgf, 26(2):157-171, 2007. [doi]
- Accurate geometry reconstruction of vascular structures using implicit splinesQingqi Hong. PhD thesis, University of Hull, Kingston upon Hull, UK, 2012. [doi]
- Skeleton Marching-based Parallel Vascular Geometry Reconstruction Using Implicit FunctionsQuan Qi, Qingde Li, Yongqiang Cheng 0001, Qingqi Hong. ijautcomp, 17(1):30-43, 2020. [doi]
- Blend Implicit Shapes using Smooth Unit Step FunctionsQ. Li. wscg 2004: 297-304
- State-based vs. Operation-based Change TrackingMaximilian Kögel, Markus Herrmannsdörfer, Jonas Helming, Yang Li. In Models and Evolution - Joint MoDSE-MCCM Workshop. 2009: