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兰州理工大学 [5]
力学研究所 [1]
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沈阳自动化研究所 [1]
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期刊论文 [11]
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2021 [11]
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Development and application of a Monte Carlo virtual detector-A novel nuclear pulse signal generator
期刊论文
ANNALS OF NUCLEAR ENERGY, 2021, 卷号: 163
作者:
Li Sangang
;
Cheng Yi
;
Yang Li
;
Wang Lei
;
Liu Mingzhe
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浏览/下载:89/0
  |  
提交时间:2021/11/01
Nuclear pulse signal
Monte Carlo virtual detector
Exponential distribution
Full-energy peak
Scattered signals
Noise reduction of a safety valve pressure relief signal based on an improved wavelet threshold function
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 12, 页码: 143-150
作者:
Li, Shuxun
;
Wang, Zhihui
;
Kang, Yunxing
;
Hou, Jianjun
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2022/02/17
Butterworth filters
Exponential functions
Safety valves
Wavelet decomposition
Adaptive wavelet thresholds
Adjustment factors
Attenuation characteristics
Mechanical systems
Noise reduction effect
Noise reduction methods
Simulated signals
Threshold functions
A crosstalk between auxin and brassinosteroid regulates leaf shape by modulating growth anisotropy
期刊论文
MOLECULAR PLANT, 2021, 卷号: 14, 期号: 6, 页码: 949-962
作者:
Xiong, Yuanyuan
;
Wu, Binbin
;
Du, Fei
;
Guo, Xiaolu
;
Tian, Caihuan
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  |  
浏览/下载:43/0
  |  
提交时间:2021/08/03
leaf shape
proximodistal axis
growth anisotropy
mechanical signals
AUXIN RESPONSE FACTOR
brassinosteroids
Ranging technology using signals of opportunity of non-cooperative communication satellites
期刊论文
JOURNAL OF NAVIGATION, 2021, 卷号: 74, 期号: 2, 页码: 488-500
作者:
Gao, Yuanyuan
;
Hua, Yu
;
Xiang, Yu
;
Huang, Changjiang
;
Wang, Shanhe
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  |  
浏览/下载:12/0
  |  
提交时间:2021/11/29
navigation via signals of opportunity (NAVSOP)
very long baseline interferometry (VLBI)
passive radar detection
time difference measurement
Phase synchronization between a light-dependent neuron and a thermosensitive neuron
期刊论文
Neurocomputing, 2021, 卷号: 423, 页码: 518-534
作者:
Yao, Zhao
;
Zhou, Ping
;
Zhu, Zhigang
;
Ma, Jun
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  |  
浏览/下载:26/0
  |  
提交时间:2020/12/18
Bioelectric phenomena
Photocurrents
SynchronizationArtificial neurons
Bioelectric signals
Collective behavior
Coupling channels
External optical signals
Phase synchronization
Synapse connections
Thermo sensitive
A joint sparse reconstruction method for mechanical vibration signals based on multi-measurement vector model
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 1, 页码: 254-263
作者:
Guo, Junfeng
;
Wang, Zhuo
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  |  
浏览/下载:4/0
  |  
提交时间:2021/03/02
Particle swarm optimization (PSO)
Vibrations (mechanical)
Measurement information
Mechanical equipment
Mechanical vibration signals
Particle activation
Particle swarm optimization algorithm
Reconstruction error
Reconstruction method
Sparse reconstruction
A Novel Rolling Bearing Vibration Impulsive Signals Detection Approach Based on Dictionary Learning
期刊论文
IEEE/CAA Journal of Automatica Sinica, 2021, 卷号: 8, 期号: 6, 页码: 1188-1198
作者:
Chuan Sun
;
Hongpeng Yin
;
Yanxia Li
;
Yi Chai
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  |  
浏览/下载:48/0
  |  
提交时间:2021/06/11
Dictionary learning
impulsive signals detection
K-clustering with singular value decomposition (K-SVD)
minimum entropy deconvolution
rolling bearing
signal processing
Detection of two bright radio bursts from magnetar SGR 1935 + 2154
期刊论文
Nature Astronomy, 2021, 卷号: 5, 页码: 414
作者:
Kirsten, F.
;
Snelders, M. P.
;
Jenkins, M.
;
Nimmo, K.
;
van den Eijnden, J.
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  |  
浏览/下载:41/0
  |  
提交时间:2021/11/18
Astrophysics - High Energy Astrophysical Phenomena
Abstract: Fast radio bursts are millisecond-duration, bright radio signals (fluence 0.1-100 Jy ms) emitted from extragalactic sources of unknown physical origin. The recent CHIME/FRB and STARE2 detection of an extremely bright (fluence ~MJy ms) radio burst from the Galactic magnetar SGR 1935+2154 supports the hypothesis that (at least some) fast radio bursts are emitted by magnetars at cosmological distances. In follow-up observations totalling 522.7 h on source, we detect two bright radio bursts with fluences of 112 ± 22 Jy ms and 24 ± 5 Jy ms, respectively. Both bursts appear to be affected by interstellar scattering and we measure significant linear and circular polarization for the fainter burst. The bursts are separated in time by ~1.4 s, suggesting a non-Poissonian, clustered emission processsimilar to those seen in some repeating fast radio bursts. Together with the burst reported by CHIME/FRB and STARE2, as well as a much fainter burst seen by FAST (fluence 60 mJy ms), our observations demonstrate that SGR 1935+2154 can produce bursts with apparent energies spanning roughly seven orders of magnitude, and that the burst rate is comparable across this range. This raises the question of whether these four bursts arise from similar physical processes, and whether the fast radio burst population distribution extends to very low energies (~10
30
erg, isotropic equivalent).
Research on product primitives recognition in a computer-aided brand product development system
期刊论文
Computer-Aided Design and Applications, 2021, 卷号: 18, 期号: 6, 页码: 1146-1166
作者:
Yang, Wenjin
;
Su, Jianning
;
Zhang, Xinxin
;
Qiu, Kai
;
Zhang, Shutao
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  |  
浏览/下载:7/0
  |  
提交时间:2021/04/12
Analytic hierarchy process
Data mining
Knowledge management
Product development
Complex engineering
Intelligent designs
Knowledge transfer
Physiological signals
Primitives recognition
Product development system
Product knowledge
Product-design cycles
Health Indicator of Bearing Constructed by rms-CUMSUM and GRRMD-CUMSUM with Multifeatures of Envelope Spectrum
期刊论文
IEEE Transactions on Instrumentation and Measurement, 2021, 卷号: 70, 页码: 1-16
作者:
Meng, Jiadong
;
Yan, Changfeng
;
Chen, Guangyi
;
Liu, Yaofeng
;
Wu, Lixiao
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  |  
浏览/下载:8/0
  |  
提交时间:2021/04/12
Bearings (machine parts)
Condition monitoring
Health
Independent component analysis
Signal processing
Different stages
Empirical Mode Decomposition
Fast independent component analysis
Health indicators
Health monitoring
Mahalanobis distances
Performance degradation
Vibrational signals
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