Zobrazeno 1 - 10
of 974
pro vyhledávání: '"Xian Jing"'
Autor:
James G. C. Ball, Sebastian H. M. Hickman, Tobias D. Jackson, Xian Jing Koay, James Hirst, William Jay, Matthew Archer, Mélaine Aubry‐Kientz, Grégoire Vincent, David A. Coomes
Publikováno v:
Remote Sensing in Ecology and Conservation, Vol 9, Iss 5, Pp 641-655 (2023)
Abstract Tropical forests are a major component of the global carbon cycle and home to two‐thirds of terrestrial species. Upper‐canopy trees store the majority of forest carbon and can be vulnerable to drought events and storms. Monitoring their
Externí odkaz:
https://doaj.org/article/51ece1fa5e1b47f69d54a7cdef54263d
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 12 (2024)
As an outstanding visual system for insects and crustaceans to cope with the challenges of survival, compound eye has many unique advantages, such as wide field of view, rapid response, infinite depth of field, low aberration and fast motion capture.
Externí odkaz:
https://doaj.org/article/07cbe4ad2c5b480da01131e6dcfd0778
Publikováno v:
IEEE Access, Vol 11, Pp 44287-44293 (2023)
A triple-band dual-sense circularly polarized truncated patch antenna is proposed. The truncated patch is fed by the aperture etched on the ground plane. Firstly, a $y$ -axis directional rectangular slot is introduced in the truncated patch to excite
Externí odkaz:
https://doaj.org/article/5b569effa05641cc92474f07a1f213cc
Publikováno v:
Micromachines, Vol 14, Iss 12, p 2256 (2023)
The precise positioning of the laser focal spot on the substrate is an important issue for laser microfabrication. In this work, a diffraction pattern-based focal spot positioning method (DFSPM) is proposed to achieve the precise positioning of the l
Externí odkaz:
https://doaj.org/article/5ed17ca73c3543aa82343d7a40976285
Publikováno v:
IEEE Access, Vol 10, Pp 126687-126694 (2022)
This paper proposes a dual-band dual-circularly polarized (CP) aperture-coupled patch antenna with controlled frequency ratio. By simply etching a modified S-shaped slot at the central of a circular patch, dual-band dual-CP operation is realized. In
Externí odkaz:
https://doaj.org/article/c3d27f10e37740dfa17c5fcc2672c601
Publikováno v:
Materials & Design, Vol 226, Iss , Pp 111651- (2023)
In this research, a magnetically driven double curved conical ribbon micro-helical robot was proposed to improve the swimming stability and swimming performance. Its swimming performance as well as magnetization characteristics were analyzed by fluid
Externí odkaz:
https://doaj.org/article/e1a88b4d889e46ff86224c3899ce9664
Autor:
Junqi Wang, Xian Jing, Lizhong Hua, Yuling Zheng, Shiheng Hu, Jing Xiao, Dawei Guo, Wenda Wu, Hui Ji, Lin Peng, Shanxiang Jiang, Xiuge Gao
Publikováno v:
Frontiers in Pharmacology, Vol 13 (2022)
Chloroquine was once thought to be a promising treatment for COVID-19 but it quickly failed due to its inefficiency and association with increased mortality. Further, comorbidities such as hypertension may have contributed this failure. The safety an
Externí odkaz:
https://doaj.org/article/d0f3df81fbee478cb55e77aa2722961d
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 10 (2022)
Objective: Two-photon polymerization (TPP) utilizes an optical nonlinear absorption process to initiate the polymerization of photopolymerizable materials. To date, it is the only technique capable of fabricating complex 3D microstructures with finel
Externí odkaz:
https://doaj.org/article/570b80d2e5554b16896c8bcad3ef9187
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 10 (2022)
The needs for high-resolution, well-defined and complex 3D microstructures in diverse fields call for the rapid development of novel 3D microfabrication techniques. Among those, two-photon polymerization (TPP) attracted extensive attention owing to i
Externí odkaz:
https://doaj.org/article/e8a8be0bdc3f4408bc0029709f65b1a9
Publikováno v:
IEEE Access, Vol 8, Pp 113371-113382 (2020)
In recent years, convolutional neural network (CNN) algorithms promote the development of stereo matching and make great progress, but some mismatches still occur in textureless, occluded and reflective regions. In feature extraction and cost aggrega
Externí odkaz:
https://doaj.org/article/bac25aa98d584c2aa4f5e3085d8aa4d0