Zobrazeno 1 - 10
of 60
pro vyhledávání: '"Xuanze Wang"'
Publikováno v:
BMC Bioinformatics, Vol 24, Iss 1, Pp 1-22 (2023)
Abstract Background Automatic and accurate extraction of diverse biomedical relations from literature is a crucial component of bio-medical text mining. Currently, stacking various classification networks on pre-trained language models to perform fin
Externí odkaz:
https://doaj.org/article/d32e79f87ad24389ba51be2cd500f25e
Publikováno v:
Sensors, Vol 23, Iss 22, p 9072 (2023)
The existing ultrasonic thickness measurement systems require high sampling frequencies for echo signal acquisition, leading to complex circuit designs and high costs. Moreover, extracting the characteristics of ultrasonic echo signals for accurate t
Externí odkaz:
https://doaj.org/article/108cd05068c349ce86e3ae146d0948e4
Publikováno v:
IEEE Photonics Journal, Vol 14, Iss 4, Pp 1-5 (2022)
A new method of laser beam shaping with hybrid gratings is presented. The hybrid gratings consist of a blazed grating and a gradient binary grating. The blazed grating is used to separate the incident Gaussian beam into zero order and nonzero diffrac
Externí odkaz:
https://doaj.org/article/3dfd64ebdce147cf868e246194896f53
Publikováno v:
Photonics, Vol 10, Iss 9, p 977 (2023)
The optimization of imaging accuracy and speed is a crucial issue in the development of computer-generated holograms (CGH) for three-dimensional (3D) displays. This paper proposes an optimized iterative algorithm based on the angular spectrum method
Externí odkaz:
https://doaj.org/article/4390d249446442438c00e8ca96fb592d
Publikováno v:
IEEE Access, Vol 9, Pp 88011-88018 (2021)
In impedance spectroscopy measurement with traditional voltammetry, the measurement accuracy will be varied due to the measured impedance, which is changed with frequencies and does not match the reference resistor. This paper proposes a portable imp
Externí odkaz:
https://doaj.org/article/32929ddbec2443719a8ffdd1df111bf9
Publikováno v:
Frontiers in Physics, Vol 9 (2022)
The Morpho butterfly wing with tree-shaped alternating multilayer is an effective chemical biosensor to distinguish between ambient medium, and its detection sensitivity is inextricably linked to the measurement configuration including incident angle
Externí odkaz:
https://doaj.org/article/87acb58851544e7c8313c11af79a40dd
Publikováno v:
Shock and Vibration, Vol 2022 (2022)
In ultrasonic ranging system, the time-of-flight (TOF), which acquired by the determination of two special points of ultrasonic echo, is important for accuracy and speed. The published calculation of TOF processing methods is too enormous to affect t
Externí odkaz:
https://doaj.org/article/e47018a9c71f4a399e38aa7815087234
Publikováno v:
Photonics, Vol 10, Iss 2, p 187 (2023)
In this paper, a novel method based on edge spread information fitting (ESIF) is proposed to accurately calibrate the geometric parameters of a focused light field camera. A focused light field camera with flexible adjustment of spatial resolution an
Externí odkaz:
https://doaj.org/article/96b70bfb77bd4b41bed2d5aa90c5cc49
Publikováno v:
Applied Sciences, Vol 10, Iss 15, p 5127 (2020)
Axicon is an interesting optical element for its optical properties. This paper presents an approach to dynamically generated tunable axicons with a spatial light modulator (SLM). 256-level phase computer-generated holograms (CGHs) were loaded into t
Externí odkaz:
https://doaj.org/article/2df4a38d3e4c468ca58cf2102a7eea10
Publikováno v:
Applied Sciences, Vol 9, Iss 19, p 4091 (2019)
Optical scatterometry is known as a powerful tool for nanostructure reconstruction due to its advantages of being non-contact, non-destructive, low cost, and easy to integrate. As a typical model-based method, it usually makes use of abundant measure
Externí odkaz:
https://doaj.org/article/46ba07d4bfbb45f6874c6348acff7a77