In the practical scenario of construction sites with extremely complicated working environment and numerous personnel. it is challenging to detect safety helmet wearing (SHW) in real time on the premise of ensuring high precision performance. In this paper. a novel SHW detection model on the basis of improved YOLOv3 (named CSYOLOv3) is presented to heighten the capability of target de... https://foldlyers.shop/product-category/velcro/