Topology evolutions of silhouettes

• 作 者: DAI Jun-fei KIM Junho ZENG Hua
• 机 构: CenterofMathematicalSciences,VisualizationLaboratory,DepartmentofMathematics
• 出 处: 浙江大学学报：A卷英文版
• 发表日期: 2007年10期
• 关键词: 拓扑转变 侧面影象 测地线 尖点 Topological change Silhouette Geodesic curvature Cusp
• 基金项目: Project supported by the NSF CAREER Award （Nos. CCF-0448339 and DMS-0528363） of the USA, and the National Natural Science Foundation of China （No. 60503067） We thank Stanford University for providing

We give the topology changing of the silhouette in 3D space while others study the projections in an image. Silhou- ettes play a crucial role in visualization, graphics and vision. This work focuses on the global behaviors of silhouettes, especially their