Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Jianfei Ren"'
Publikováno v:
Natural Gas Industry B, Vol 10, Iss 5, Pp 407-418 (2023)
To determine the acoustic wave propagation characteristics of bedded shales under different confining pressures and temperatures, shales from the Longmaxi Formation in the Sichuan Basin are taken as research objects. Based on ultrasonic experiments,
Externí odkaz:
https://doaj.org/article/649ebb722dfd4b2a8fc69b1a7263e609
Publikováno v:
Remote Sensing, Vol 16, Iss 8, p 1369 (2024)
The problem of separating multicomponent micro-Doppler (m-D) signals is common in the field of radar signal processing. In some implementations, it is necessary to separate the multicomponent m-D signal that contains missing samples. To address this
Externí odkaz:
https://doaj.org/article/26e3c1957f474d99a69f02df0f5a2a43
Publikováno v:
Remote Sensing, Vol 16, Iss 8, p 1409 (2024)
Multi-rotor aircraft have the advantages of a simple structure, low cost, and flexible operation in the unmanned aerial vehicle (UAV) family, and have developed rapidly in recent years. Radar surveillance and classification of the growing number of m
Externí odkaz:
https://doaj.org/article/c1e4269b14744c6ea3bba4ba88214e78
Publikováno v:
Remote Sensing, Vol 16, Iss 1, p 80 (2023)
The conventional back projection (BP) algorithm is an accurate time-domain algorithm widely used for multiple-input multiple-output (MIMO) radar imaging, owing to its independence of antenna array configuration. The time-delay curve correction back p
Externí odkaz:
https://doaj.org/article/b3219ad6ece347798cbd6cd663cc93b1
Publikováno v:
Progress in Electromagnetics Research C; 2024, Vol. 147, p135-144, 10p
Autor:
Tingting Chen, Xiaofeng Chen, Difan Lu, Xiaowei Liu, Chenkai Xu, Lijiang Tang, Yingzheng Weng, Jiangjie Lou, Senna Lin, Jianfei Ren
Publikováno v:
DNA and Cell Biology. 39:244-254
Extracellular matrix metalloproteinase inducer (EMMPRIN) had been reported to be involved in the occurrence and development of coronary heart disease (CHD) in previous studies. This study aimed to investigate whether single nucleotide polymorphisms o
Publikováno v:
2021 CIE International Conference on Radar (Radar).
Publikováno v:
Soil Dynamics and Earthquake Engineering. 124:259-267
This paper presents a description of testing procedure and results of the LEAP-GWU-2015, and an investigation of the effect of the radial gravity field in centrifuge modelling. Dynamic responses of two models are compared. One had a planar surface wi
Autor:
Tetsuo Tobita, Takayuki Ashino, Takuma Hashimoto, Chung Jung Lee, Jianfei Ren, Trevor J. Carey, Zheng Bo Sun, Mourad Zeghal, Wen Yi Hung, Tarek Abdoun, Gopal Madabhushi, Majid T. Manzari, Stuart K. Haigh, Yan Guo Zhou, Susumu Iai, Bruce L. Kutter, Panagiota Kokkali, Srikanth S. C. Madabhushi, Hao Chien Cheng, Yun Min Chen, Francesca Burali d'Arezzo
Publikováno v:
Soil Dynamics and Earthquake Engineering. 113:616-628
LEAP (Liquefaction Experiments and Analysis Projects) is an effort to formalize the process and provide data needed for validation of numerical models designed to predict liquefaction phenomena. For LEAP-GWU-2015, one project within LEAP, an experime
Publikováno v:
2019 6th Asia-Pacific Conference on Synthetic Aperture Radar (APSAR).
Limited to the radar pulse repetition frequency (PRF), the quality of inverse synthetic aperture radar (ISAR) image for space micro-motion targets is poor, when performed by the conventional Range-Doppler (R-D) algorithm. In this paper, a method aimi