Vision-based detection and visualization of dynamic workspaces

被引:68
作者
Luo, Xiaochun [1 ]
Li, Heng [1 ]
Wang, Hao [2 ]
Wu, Zezhou [3 ]
Dai, Fei [4 ]
Cao, Dongping [5 ]
机构
[1] Hong Kong Polytech Univ, Dept Bldg & Real Estate, Hung Hom, Kowloon, Hong Kong, Peoples R China
[2] Cent Univ Finance & Econ, Sch Management Sci & Engn, Dept Construct Management, 39 South Coll Rd, Beijing 100081, Peoples R China
[3] Shenzhen Univ, Coll Civil Engn, Dept Construct Management & Real Estate, 3688 Nanhai Ave, Shenzhen 518060, Peoples R China
[4] West Virginia Univ, Dept Civil & Environm Engn, Morgantown, WV 26506 USA
[5] Tongji Univ, Sch Econ & Management, Dept Construct Management & Real Estate, 1239 Siping Rd, Shanghai 200092, Peoples R China
关键词
Dynamic workspaces; Multiple object tracking; Action recognition; Density-based spatial clustering; CONSTRUCTION WORKERS; ORIENTED GRADIENTS; TRACKING; LAYOUT; MODEL; RECOGNITION; LOCATION; SYSTEM; IMAGES; PRODUCTIVITY;
D O I
10.1016/j.autcon.2019.04.001
中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
Aligning workers and groups with workspaces in advance to enable peak performance and ensure safety is the essence of workspace planning. There are plans, while there have been few methods for examining these plans. We argue that capturing and visualizing actual dynamic workspaces is fundamental to plan examination. This paper describes an initial effort on integrating the latest computer vision methods to implement automatic detection and visualization of dynamic workspaces of workers on foot. To this end, object detection, multiple object tracking, and action recognition are adopted to collect two types of action data: action classes and action locations. A density-based spatial clustering algorithm is used to reason dynamic workspaces based on the action data. We evaluated each method of the integrated system and found that they have achieved the comparable performance in our envisaged settings with the original methods in their general settings. We also presented two demonstrations of the system. The research results represent an initial step towards developing a new management capability by capturing dynamic workspaces.
引用
收藏
页码:1 / 13
页数:13
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