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检索条件"主题词=expectation-maximization algorithm"
625 条 记 录,以下是581-590 订阅
排序:
Reliability analysis for multi-component systems considering stochastic dependency based on factor analysis
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MECHANICAL SYSTEMS AND SIGNAL PROCESSING 2022年 169卷 108754-108754页
作者: Kong, Xuefeng Yang, Jun Li, Lei Beihang Univ Sch Reliabil & Syst Engn Beijing 100191 Peoples R China
Reliability analysis for engineering systems with multiple components has gained increasing interest in recent. Most existing works assume that components follow identical degradation models and preset joint distribut... 详细信息
来源: 评论
A hidden Markov model for continuous longitudinal data with missing responses and dropout
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BIOMETRICAL JOURNAL 2023年 第5期65卷 2200016-2200016页
作者: Pandolfi, Silvia Bartolucci, Francesco Pennoni, Fulvia Univ Perugia Dept Econ Perugia Italy Univ Milano Bicocca Dept Stat & Quantitat Methods Milan Italy Univ Perugia Dept ofEcon Via A Pascoli 20 I-06123 Perugia Italy
We propose a hidden Markov model for multivariate continuous longitudinal responses with covariates that accounts for three different types of missing pattern: (I) partially missing outcomes at a given time occasion, ... 详细信息
来源: 评论
Maximum-likelihood direction of arrival estimation under intermittent jamming
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DIGITAL SIGNAL PROCESSING 2021年 113卷 103028-103028页
作者: Akdemir, Safak Bilgi Candan, Cagatay Middle East Tech Univ METU Dept Elect & Elect Engn TR-06800 Ankara Turkey
Multiple-snapshot maximum-likelihood (ML) direction of arrival (DOA) estimation problem is studied for the intermittent jamming scenario. The intermittent jamming modality is based on the assumption that only a subset... 详细信息
来源: 评论
Iterative Channel Estimation for Higher Order Modulated STBC-OFDM Systems with Reduced Complexity
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KSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS 2016年 第6期10卷 2446-2462页
作者: Basturk, Ilhan Ozbek, Berna Adnan Menderes Univ Dept Elect & Elect Engn Aydin Turkey Izmir Inst Technol Dept Elect & Elect Engn Izmir Turkey
In this paper, a frequency domain expectation-maximization (EM)-based channel estimation algorithm for Space Time Block Coded-Orthogonal Frequency Division Multiplexing (STBC-OFDM) systems is investigated to support h... 详细信息
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Deconvolution of a Distribution Function
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Journal of the American Statistical Association 1997年 第440期92卷 1459-1465页
作者: Cordy, Clifford B. Thomas, David R. Software Engineer Accu-Fab Systems Inc. Corvallis OR 97330. Professor Department of Statistics Oregon State University Corvallis OR 97331
We consider the estimation of a distribution function when observations from this distribution are contaminated by measurement error. The unknown distribution is modeled as a mixture of a finite number of known distri... 详细信息
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Estimation, diagnostics, and extensions of nonparametric Hawkes processes with kernel functions
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JAPANESE JOURNAL OF STATISTICS AND DATA SCIENCE 2020年 第1期3卷 391-412页
作者: Zhuang, Jiancang Inst Stat Math 10-3 Midori Cho Tachikawa Tokyo 1908562 Japan Grad Univ Adv Studies SOKENDAI Dept Stat Sci 10-3 Midori Cho Tachikawa Tokyo 1908562 Japan London Math Lab 8 Margravine Gardens London W6 8RH England
The Hawkes self-exciting model has become one of the most popular point-process models in many research areas in the natural and social sciences because of its capacity for investigating the clustering effect and posi... 详细信息
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A spatio-temporal model for the analysis and prediction of fine particulate matter concentration in Beijing
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ENVIRONMETRICS 2021年 第1期32卷 e2648-e2648页
作者: Wan, Yating Xu, Minya Huang, Hui Chen, Song Xi Peking Univ Guanghua Sch Management Beijing Peoples R China Sun Yat Sen Univ Sch Math Guangzhou Peoples R China
Effective air quality management and forecasting in Beijing is urgently needed as the region suffers from the worst air pollution in any standards. However, the statistical mechanism of the PM(2.5)formation with respe... 详细信息
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RETRACTED: Development of censored data-based robust design for pharmaceutical quality by design (Retracted Article)
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INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY 2010年 第9-12期49卷 839-851页
作者: Cho, Byung Rae Choi, Yongsun Shin, Sangmun Clemson Univ Dept Ind Engn Clemson SC 29634 USA Inje Univ Dept Syst Management & Engn Gimhae 621749 Gyeong Nam South Korea
Robust design techniques, which are based on the concept of building quality into products or processes, are increasingly popular in many manufacturing industries. In this paper, we propose a new robust design model i... 详细信息
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Soft Sensor for CO x Content in Tail Gas of PX Oxidation Side Reactions based on Particle Filters and EM algorithm
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IERI Procedia 2014年 6卷 63-71页
作者: Ranran Liu Zhengming Li School of Electrical and Information Engineering Jiangsu UniversityZhenjiang 212013China Changzhou Liu Guojun Vocational Technology College Changzhou 213004China
Based on expectation-maximization algorithm, parameter estimation was proposed for data-driven nonlinear models in this work. On this basis, particle filters were used to approximately calculate integrals, deriving EM... 详细信息
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Transmission Based Conditional Logistic Model for Testing Main and Interaction Effects
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Open Journal of Statistics 2021年 第5期11卷 713-719页
作者: Caixia Li Peixing Li School of Mathematics Sun Yat-sen University Guangzhou China Guangdong Province Key Laboratory of Computational Science Sun Yat-sen University Guangzhou China
Transmission disequilibrium test (TDT) is a popular family based genetic association method. Under multiplicative assumption, a conditional logistic regression for matched pair, affected offspring with allele transmit... 详细信息
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