Zobrazeno 1 - 10
of 43
pro vyhledávání: '"Huichao, Guo"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract The design of intelligent expressway transportation system based on the Internet of Things is studied to improve the safety, travel experience, and operation management of expressway. The characteristics of the Internet of Things and cloud c
Externí odkaz:
https://doaj.org/article/e9251a869463496b8b158aaac67ee64d
Autor:
Houpeng Sun, Yingchun Li, Huichao Guo, Chenglong Luan, Laixian Zhang, Haijing Zheng, Youchen Fan
Publikováno v:
Micromachines, Vol 15, Iss 11, p 1327 (2024)
In this paper, we construct a laser 3D imaging simulation model based on the 3D imaging principle of electro–optical crystal modulation. Unlike the traditional 3D imaging simulation method, this paper focuses on the laser scattering characteristics
Externí odkaz:
https://doaj.org/article/5944d2a7298f40eda67454fe7e9a38b0
Autor:
Houpeng Sun, Yingchun Li, Huichao Guo, Chenglong Luan, Laixian Zhang, Haijing Zheng, Youchen Fan
Publikováno v:
Micromachines, Vol 15, Iss 8, p 1023 (2024)
A method for enhancing the resolution of 3D imaging reconstruction by employing the polarization modulation of electro-optical crystals is proposed. This technique utilizes two polarizers oriented perpendicular to each other along with an electro-opt
Externí odkaz:
https://doaj.org/article/3563135d161c452883b41ca18943d2a8
Autor:
Houpeng Sun, Yingchun Li, Huichao Guo, Chenglong Luan, Laixian Zhang, Haijing Zheng, Youchen Fan
Publikováno v:
Sensors, Vol 24, Iss 15, p 4972 (2024)
LiDAR offers a wide range of uses in autonomous driving, remote sensing, urban planning, and other areas. The laser 3D point cloud acquired by LiDAR typically encounters issues during registration, including laser speckle noise, Gaussian noise, data
Externí odkaz:
https://doaj.org/article/74accdd3a25549ababa9cdbc2cf5aa65
Autor:
Chenglong Luan, Yingchun Li, Huichao Guo, Houpeng Sun, Laixian Zhang, Haijing Zheng, Xiaoyu Zhang
Publikováno v:
Photonics, Vol 10, Iss 10, p 1119 (2023)
In order to analyze the performance of a light detection and ranging system based on polarization modulation, it is necessary to theoretically analyze and model the polarization scattering characteristics of common target materials. In this paper, th
Externí odkaz:
https://doaj.org/article/c76678ca69aa4bd9bcd1bc004b68ad07
Publikováno v:
Photonics, Vol 10, Iss 6, p 677 (2023)
In this paper, a range-gated LIDAR system utilizing an LN crystal as the electro-optical switch and a SCMOS (scientific complementary metal oxide semiconductor) imaging device is designed. To achieve range-gated operations, we utilize two polarizers
Externí odkaz:
https://doaj.org/article/57d8335cdbbd4ebb8b2986b1bfbe1403
Publikováno v:
Photonics, Vol 10, Iss 4, p 459 (2023)
Deep learning has better detection efficiency than typical methods in photoelectric target detection. However, classical CNNs on GPU frameworks consume too much computing power and memory resources. We propose a multi-stream inference-optimized Tenso
Externí odkaz:
https://doaj.org/article/21ffc69bf5a3488c824d660468d20f9e
Publikováno v:
Sensors, Vol 23, Iss 7, p 3765 (2023)
The range-gated laser imaging instrument can capture face images in a dark environment, which provides a new idea for long-distance face recognition at night. However, the laser image has low contrast, low SNR and no color information, which affects
Externí odkaz:
https://doaj.org/article/3f09467be01e4b5680d97a0c07539931
Publikováno v:
Sensors, Vol 22, Iss 18, p 7053 (2022)
This paper proposes a photoelectric target detection algorithm for NVIDIA Jeston Nano embedded devices, exploiting the characteristics of active and passive differential images of lasers after denoising. An adaptive threshold segmentation method was
Externí odkaz:
https://doaj.org/article/0dd9f2bfa46245bf9a0353c4d40c4e92
Autor:
Haijing Zheng, Huayan Sun, Huaili Zhang, Yingchun Li, Huichao Guo, Laixian Zhang, Rong Li, Qiang Yin
Publikováno v:
Sensors, Vol 22, Iss 10, p 3725 (2022)
Aiming at the application of laser active imaging detection technology, this paper studied the beam homogenization system of a semiconductor laser based on a homogenizing pipe. Firstly, the principle of the homogenizing pipe was introduced. Secondly,
Externí odkaz:
https://doaj.org/article/be49d1091c27461a82fdb4f0a3637987