An improved l1 median model for extracting 3D human body curve-skeleton

被引:0
|
作者
Zhang, Yong [1 ]
Chen, Lufei [1 ]
Tan, Fei [1 ]
Wang, Shaofan [1 ]
Yin, Baocai [1 ]
机构
[1] Beijing Univ Technol, Beijing Key Lab Multimedia & Intelligent Software, Beijing Inst Artificial Intelligence, Fac Informat Technol, Beijing 100124, Peoples R China
基金
中国国家自然科学基金;
关键词
l(1) median model; Shape segmentation; Curve-skeleton extraction; Continuous frames optimization; POINT CLOUDS; OPTIMIZATION; SHAPE;
D O I
10.1007/s11042-021-11373-2
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
Three-dimensional human body curve-skeleton is widely used in pose estimation, skeleton animation and other fields. This paper proposes an improved l(1) median model that can extract three-dimensional human body curve-skeleton. The model includes three-dimensional human body reconstruction from multi-view images, interpolation curve-skeleton extraction, l(1) median skeleton completion, and continuous frame curve-skeleton optimization. Through the completion and optimization processes, the curve-skeleton we extract is smoother and more complete compared with previous methods. We conduct experiments on multi-view human body image dataset collected from light field acquisition system. Both quantitative and qualitative results demonstrate the effectiveness of our model.
引用
收藏
页码:33547 / 33571
页数:25
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