the National Basic Research Program of China Grant No. 2004CB719400);National Natural Science Foundation of China(Grant Nos.60673031 and 60333010);the Scientific Research Program of the Education Office of Zhejiang Province(Grant No.20070309).
This paper deals with the approximate merging problem of multiple adjacent Bézier curves with different degrees by a single Bézier curve, which is a frequently seen problem in modeling. The unified matrix representa...
This work was supported by the National Basic Research Program of China(Grant No.2004CB719400);National Natural Science Foundation of China(Grant Nos.60673031,60333010,and 60021201).
This paper proposes a new method for designing a developable surface by constructing a surface pencil passing through a given curve, which is quite in accord with the practice in industry design and manufacture. By ut...
Project supported by the National Basic Research Program (973) of China (No. 2002CB312101);the National Natural Science Foundation of China (Nos. 60503056, 60373036, 60333010);the Education Department of Zhejiang Province, China (No. 20060797)
Segmenting a complex 3D surface model into some visually meaningful sub-parts is one of the fundamental problems in digital geometry processing. In this paper, a novel segmentation approach of point-sampled surfaces i...