BAYESIAN

作品数:864被引量:1973H指数:16
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Bayesian-based information extraction and aggregation approach for multilevel systems with multi-source data被引量:4
《Journal of Systems Engineering and Electronics》2017年第2期385-400,共16页Lechang Yang Jianguo Zhang Yanling Guo Qian Wang 
supported by the National Basic Research Program of China(973 Program)(2013CB733000)
The ever-increasing complexity of industry facilities has made the reliability analysis and assessment an imperative yet tough work. Motivated by practical engineering requirement, this paper develops a Bayesian-based...
关键词:Artificial intelligence Data fusion Information analysis Information retrieval RELIABILITY Reliability analysis 
Collaborative representation Bayesian face recognition
《Science China(Information Sciences)》2017年第4期228-230,共3页Jufu FENG Xiao MA Wenjing ZHUANG 
supported by National Natural Science Foundation of China (Grant No. 61333015);National Basic Research Program of China (973) (Grant No. 2011CB302400)
In recent years,a series of subspace methods,named the collaborative representation based methods,have aroused researchers’interests.Inspired by the idea of sparse coding,Wright et al.proposed the sparse representati...
关键词:SRC CRC 
Bayesian Markov chain Monte Carlo inversion for anisotropy of PP-and PS-wave in weakly anisotropic and heterogeneous media被引量:4
《Earthquake Science》2017年第1期33-46,共14页Xinpeng Pan Guangzhi Zhang Xingyao Yin 
sponsorship of the National Natural Science Foundation of China (No.41674130);the National Basic Research Program of China (973 Program,Nos.2013CB228604,2014CB239201);the National Oil and Gas Major Projects of China (Nos.2016ZX05027004-001,2016ZX05002005-009);the Fundamental Research Funds for the Central Universities (15CX08002A) for their funding in this research
A single set of vertically aligned cracks embedded in a purely isotropic background may be con- sidered as a long-wavelength effective transversely iso- tropy (HTI) medium with a horizontal symmetry axis. The crack-...
关键词:Crack-induced anisotropy Seismic scattering theory HTI media PP- and PS-wave - Bayesian Markov chain Monte Carlo inversion 
Zoeppritz-based AVO inversion using an improved Markov chain Monte Carlo method被引量:8
《Petroleum Science》2017年第1期75-83,共9页Xin-Peng Pan Guang-Zhi Zhang Jia-Jia Zhang Xing-Yao Yin 
sponsorship of the National Natural Science Foundation of China (41674130, 41404088);the National Basic Research Program of China (973 Program, 2013CB228604, 2014CB239201);the National Oil and Gas Major Projects of China (2016ZX05027004-001, 2016ZX05002005-09HZ);the Fundamental Research Funds for the Central Universities (14CX02113A, 15CX08002A) for their funding in this research
The conventional Markov chain Monte Carlo (MCMC) method is limited to the selected shape and size of proposal distribution and is not easy to start when the initial proposal distribution is far away from the target ...
关键词:Adaptive Metropolis (AM) algorithm Delayed rejection (DR) algorithm Bayesian AVOinversion Exact Zoeppritz Nonlinear inversion 
Comparison and combination of EAKF and SIR-PF in the Bayesian filter framework被引量:3
《Acta Oceanologica Sinica》2016年第3期69-78,共10页SHEN Zheqi ZHANG Xiangming TANG Youmin 
The National Natural Science Foundation of China under contract Nos 41276029 and 41321004;the Project of State Key Laboratory of Satellite Ocean Environment Dynamics,Second Institute of Oceanography under contract No.SOEDZZ1404;the National Basic Research Program(973 Program)of China under contract No.2013CB430302
Bayesian estimation theory provides a general approach for the state estimate of linear or nonlinear and Gaussian or non-Gaussian systems. In this study, we first explore two Bayesian-based methods: ensemble adjustme...
关键词:data assimilation ensemble adjustment Kalman filter particle filter Bayesian estimation ensemble adjustment Kalman particle filter 
Experimental 15-day-lead statistical forecast of intraseasonal summer monsoon rainfall over Eastern China被引量:2
《Atmospheric and Oceanic Science Letters》2016年第1期66-73,共8页LI Jian-Ying MAO Jiang-Yu 
jointly supported by the National Basic Research Program of China[grant numbers 2014CB953902,2012CB417203,and 2012CB955202];the Priority Research Program of the Chinese Academy of Sciences[grant number XDA11010402];the National Natural Science Foundation of China[grant numbers 41175059;41375087;and 91537103]
This study utilizes daily Asian Precipitation–Highly-Resolved Observational Data Integration Towards Evaluation(APHRODITE)gridded rainfall and the U.S.National Centers for Environmental PredictionDepartment of Ener...
关键词:Intraseasonal oscillations Bayesian wavelet-banding(WB)scheme 15-day-lead forecast 
Bayesian-MCMC-based parameter estimation of stealth aircraft RCS models被引量:2
《Chinese Physics B》2015年第12期616-622,共7页夏威 代小霞 冯圆 
Project supported by the National Natural Science Foundation of China(Grant No.61101173);the National Basic Research Program of China(Grant No.613206);the National High Technology Research and Development Program of China(Grant No.2012AA01A308);the State Scholarship Fund by the China Scholarship Council(CSC),and the Oversea Academic Training Funds,and University of Electronic Science and Technology of China(UESTC)
When modeling a stealth aircraft with low RCS(Radar Cross Section), conventional parameter estimation methods may cause a deviation from the actual distribution, owing to the fact that the characteristic parameters ...
关键词:stealth aircraft radar cross section fluctuation model Bayesian–Markov Chain Monte Carlo 
Improving Multi-model Ensemble Probabilistic Prediction of Yangtze River Valley Summer Rainfall被引量:5
《Advances in Atmospheric Sciences》2015年第4期497-504,共8页LI Fang LIN Zhongda 
co-supported by the National Natural Science Foundation (Grant Nos. 41005052 and 41375086);the Strategic Priority Research Program of the Chinese Academy of Sciences (Grant No. XDA05110201);the National Basic Research Program of China (Grant No. 2010CB950403)
Seasonal prediction of summer rainfall over the Yangtze River valley(YRV) is valuable for agricultural and industrial production and freshwater resource management in China, but remains a major challenge. Earlier mu...
关键词:probability density function seasonal prediction multi-model ensemble Yangtze River valley summer rainfall Bayesian scheme 
Sensor node-assisted asynchronous cooperative spectrum sensing for cognitive radio network被引量:2
《The Journal of China Universities of Posts and Telecommunications》2014年第5期17-23,共7页CAO Kai-tian WANG Dong-lin 
supported by the National Basic Research Program of China (2011CB302903);the National Natural Science Foundation of China (61201161, 61271335);the Postdoctoral Science Foundation of Jiangsu Province (1301002B)
In order to take advantage of the asynchronous sensing information, alleviate the sensing overhead of secondary users (SUs) and improve the detection performance, a sensor node-assisted asynchronous cooperative spec...
关键词:cognitive radio asynchronous cooperative spectrum sensing Bayesian fusion rule ON-OFF model soft decision 
基于改进非局部先验的Bayesian低剂量CT投影平滑算法被引量:3
《东南大学学报(自然科学版)》2014年第3期499-503,共5页张权 罗立民 桂志国 
国家重点基础研究发展计划(973计划)资助项目(2010CB732503);国家自然科学基金资助项目(61071192;61271357)
针对低剂量CT(LDCT)图像质量退化的问题,提出了一种改进的非局部先验模型,并将基于该模型的Bayesian统计算法应用于LDCT投影降噪中.首先将方向性测度引入到传统的非局部先验模型中,构建一种改进的先验模型;同时结合基于加权欧氏距离的...
关键词:低剂量CT 非局部先验模型 方向性测度 Bayesian统计降噪算法 
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