1. Interactive beautification: A technique for rapid geometric design;Igarashi,1997
2. Fluid sketches: Continuous recognition and morphing of simple hand-drawn shapes;Arvo,2000
3. Fuzzy spline interpolation and its application to online freehand curve identification;Saga,1993
4. Method for modeling freehand curves-the fuzzy spline interpolation;Saga;IEICE Trans.,1994
5. The fuzzy spline curve identifer;Saga;IEICE Trans.,1994