Zobrazeno 1 - 10
of 1 825
pro vyhledávání: '"WANG JunPing"'
Publikováno v:
Kongzhi Yu Xinxi Jishu, Iss 4, Pp 1-9 (2023)
To address the low accuracy of conventional bearing fault diagnosis methods that rely on empirical parameters in the scenarios with different noise degrees, this paper presents an adaptive bearing fault diagnosis method combining empirical mode decom
Externí odkaz:
https://doaj.org/article/8a84237bd3aa43a4b263ab189484bc49
Publikováno v:
Kongzhi Yu Xinxi Jishu, Iss 2, Pp 78-84 (2023)
During the daily operation of locomotive, affected by the locomotive itself and external environmental factors, the height of the sand pipe may change, which will lead to wheel slippage failure in severe cases, resulting in safety problems. Therefore
Externí odkaz:
https://doaj.org/article/49cbdd4d97c949348a6e68624248c38d
Publikováno v:
Kongzhi Yu Xinxi Jishu, Iss 3, Pp 73-80 (2022)
Inspection of pantograph state of EMU is one of the basic tasks of vehicle daily maintenance. There are three common inspection methods, including manual visual inspection, fixed-point image detection and on-board image detection. Due to the small nu
Externí odkaz:
https://doaj.org/article/632e935446ee451f997b1dbaa3d08568
Publikováno v:
Kongzhi Yu Xinxi Jishu, Iss 2, Pp 69-75 (2022)
Aiming at the problem of insufficient detection frame size accuracy in the deep learning based wheelset tread defect detection algorithm, this paper proposes a tread defect detection algorithm based on YOLOv3-tiny and traditional image algorithm, whi
Externí odkaz:
https://doaj.org/article/6fd5bb84d89544c39f8876402f774c2e
Autor:
SHEN Yunbo, WANG Junping, ZHANG Huiyuan, YUAN Hongxiang, LI Miaocheng, CHEN Shenglan, JIANG Haixiao
Publikováno v:
Kongzhi Yu Xinxi Jishu, Iss 1, Pp 79-88 (2022)
The environment of operation and maintenance of locomotives and rolling stocks is complex. Factors such as dust and reflection make point cloud missing, noise and false points, which seriously affect the accuracy of locomotive robot brake shoe image
Externí odkaz:
https://doaj.org/article/431745fa65ba47ac99abd60aefe8fd26
Publikováno v:
Kongzhi Yu Xinxi Jishu, Iss 1, Pp 89-96 (2022)
Periodic detection of wheel tread is necessary for train operation safety. Reference positioning of inner side benchmark is a traditional method for tread detection but there are problems of positioning error caused by field factors in wheel tread dy
Externí odkaz:
https://doaj.org/article/e1118d34617a474f8a6051aca8cea8c6
Autor:
WANG Junping, CHEN Naicheng
Publikováno v:
Di-san junyi daxue xuebao, Vol 43, Iss 17, Pp 1603-1610 (2021)
Single cell sequencing (SCS) is a technique for precise analysis of cells at an individual level, which provides a new perspective on the identification of individual cell types, functions, states and interactions with other cells, and greatly deepen
Externí odkaz:
https://doaj.org/article/1f8d194d8add4f3c9094d796034c2cd3
Unsupervised visible infrared person re-identification (USVI-ReID) is a challenging retrieval task that aims to retrieve cross-modality pedestrian images without using any label information. In this task, the large cross-modality variance makes it di
Externí odkaz:
http://arxiv.org/abs/2407.12758
Autor:
Wang, Chunmei, Wang, Junping
This paper presents and analyzes a parallelizable iterative procedure based on domain decomposition for primal-dual weak Galerkin (PDWG) finite element methods applied to the Poisson equation. The existence and uniqueness of the PDWG solution are est
Externí odkaz:
http://arxiv.org/abs/2407.00907
Publikováno v:
Nanophotonics, Vol 9, Iss 8, Pp 2397-2406 (2020)
Rapid and high-sensitive detection of mycotoxins is believed to be of vital importance in assuring food safety. In this study, we developed a novel fluorescence immunochromatographic sensor (ICS) for the mycotoxin of zearalenone (ZEN) in cereals. Thi
Externí odkaz:
https://doaj.org/article/c7f4e1d8b69c43a48914634b6d4b3efd