Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Zhangyi Yang"'
Publikováno v:
Aerospace, Vol 11, Iss 3, p 194 (2024)
The characteristic of delayed airfoil stalls caused by the bio-inspired Wavy Leading-Edges (WLEs) has attracted extensive attention. This paper investigated the effect of WLEs on the aerodynamic performance and flow topologies of the airfoil through
Externí odkaz:
https://doaj.org/article/a3a25095a7b54e9894f674d9351e62b2
Publikováno v:
IEEE Photonics Journal, Vol 14, Iss 4, Pp 1-4 (2022)
A tunable microwave pulse generator is proposed and demonstrated. In this study, a time-domain mode locked optoelectronic oscillator (OEO) is realized by utilizing a dual-parallel Mach-Zehnder modulator (DPMZM). One branch of the DPMZM is modulated b
Externí odkaz:
https://doaj.org/article/156f2079531a4bc4a2f308e5adc741b3
Publikováno v:
IEEE Photonics Journal, Vol 13, Iss 6, Pp 1-5 (2021)
A photonics-based channel bandwidth tunable microwave frequency measurement (MFM) is analyzed and verified, which is implemented based on the principle of the frequency-to-phase-slope mapping (FTPSM) in stimulated Brillouin scattering (SBS). The spec
Externí odkaz:
https://doaj.org/article/d2021d2a2bc5421fa10947296c523da5
Publikováno v:
Remote Sensing, Vol 14, Iss 19, p 5047 (2022)
This paper aims to study the application of hyperspectral technology in the classification of deep-sea manganese nodules. Considering the spectral spatial variation of hyperspectral images, the difficulty of label acquisition, and the inability to gu
Externí odkaz:
https://doaj.org/article/9ec35412de8a490cbe8c0fb69bcbbb40
Publikováno v:
Journal of Marine Science and Engineering, Vol 10, Iss 3, p 383 (2022)
This study aims to solve the problem of sparse reward and local convergence when using a reinforcement learning algorithm as the controller of an AUV. Based on the generative adversarial imitation (GAIL) algorithm combined with a multi-agent, a multi
Externí odkaz:
https://doaj.org/article/486b18b7b2664029990fb1f961531426
Publikováno v:
Applied Sciences, Vol 11, Iss 13, p 5986 (2021)
In order to obtain panoramic images in a low contrast underwater environment, an underwater panoramic image mosaic algorithm based on image enhancement and improved image registration (IIR) was proposed. Firstly, mixed filtering and sigma filtering a
Externí odkaz:
https://doaj.org/article/8a7f018b356f41f0ad9fde040c1a0668
Publikováno v:
Journal of Marine Science and Engineering, Vol 9, Iss 2, p 225 (2021)
In this study, an underwater image enhancement method based on local contrast correction (LCC) and multi-scale fusion is proposed to resolve low contrast and color distortion of underwater images. First, the original image is compensated using the re
Externí odkaz:
https://doaj.org/article/167a2c48968e43e885a94af160dd7586
Publikováno v:
Neural Networks. 156:39-48
Aiming at solving the problems of prototype network that the label information is not reliable enough and that the hyperparameters of the loss function cannot follow the changes of image feature information, we propose a method that combines label sm
Publikováno v:
Soft Computing. 27:2981-2992
Autor:
Zhangyi Yang, Yifan Zhang
Publikováno v:
Highlights in Science, Engineering and Technology. 8:569-575
Colorectal cancer (CRC) is a common type of cancer, with approximately 149,500 new cases in 2021. Colorectal cancer can be caused by genetic mutations, bacterial and viral infections, and second-hand smoke. In metastatic CRC (mCRC), only patients wit