Results 1 to 10 of about 4,929,230 (276)
A Wireless Sensor Network Based Personnel Positioning Scheme in Coal Mines with Blind Areas [PDF]
Sensors, 2010 This paper proposes a novel personnel positioning scheme for a tunnel network with blind areas, which compared with most existing schemes offers both low-cost and high-precision.
Shaobo Geng +5 more
doaj +5 more sources
A quadratic weighted centroid algorithm for tunnel personnel positioning [PDF]
International Journal of Distributed Sensor Networks, 2020 To improve the accuracy and generalization of tunnel personnel positioning systems, this article proposes a quadratic weighted centroid algorithm. By adopting a Gaussian filter model to improve the range accuracy of the received signal strength indicator
Haiying Wang, Linhao Liang
exaly +4 more sources
The Personnel Positioning Method of Underground Coal Mine [PDF]
International Journal of Oil Gas and Coal Engineering, 2018 The high cost, high Positioning precision or low Positioning precision are some questions of applying single staff Positioning method underground coal mine. The Positioning kind was divided into 3 kinds containing roadway, gab area and cavern. The beacon
Ru Yandong, Xu Jie, Guo Jikun
exaly +3 more sources
Mine personnel position monitoring technology
Gong-kuang zidonghua, 2023 This paper analyzes the technologies of mine ranging and positioning, such as ultrasound, laser, video, inertial navigation, pedometer, and radio.
SUN Jiping
doaj +2 more sources
The Improvement of RSSI for Mine Personnel Positioning [PDF]
Advances in Intelligent Systems Research, 2015 The current mine personal positioning is not precise. An improved RSSI is present in this paper to improve the precise of mine personal positioning. The personal positioning system will be completed with trilateral localization algorithm and differential
Bin Zhang, J. Zhu, P. Gao, Jinyong Xu
semanticscholar +2 more sources
A review of positioning technologies for personnel and equipment in underground mines
International Journal of Digital EarthAs the global emphasis on mineral resource extraction gradually shifts to deeper underground locations, accurately positioning underground personnel and equipment is crucial for the sustainable development of mining operations.
Hu Liu +7 more
semanticscholar +3 more sources
Deep Learning-Based Vibration Signal Personnel Positioning System
IEEE Access, 2020 In this work, we present a person localization system based on ground vibration caused by walking persons. The system is designed for production plants and large buildings to track the movement of workers.
Yang Yu +4 more
doaj +2 more sources
Tunnel personnel positioning method based on TOA and modified location-fingerprint positioning
International Journal of Mining Science and Technology, 2016 Jiping Sun
exaly +2 more sources
Meikuang Anquan, 2022 For the problem that the accuracy of personnel positioning in coal mines is susceptible to the calculation errors of the hardware system and complex roadway conditions, which leads to the problem of inconsistency between the calculation results and the ...
ZHOU Xiang, HAN Yannan, ZHOU Jiaxin
doaj +1 more source
Personnel Positioning System Method in Building Based on Inertial Sensor
Security and Communication Networks, 2022 At present, the global positioning system has been widely used in outdoor positioning and navigation, but in buildings, thick walls made of cement and bricks have a certain blocking effect on satellite signals, resulting in severely weakened GPS signals,
Qingjun Wang, Zhendong Mu
semanticscholar +1 more source