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检索条件"主题词=expectation-maximization algorithm"
625 条 记 录,以下是541-550 订阅
排序:
A Preliminary Assessment of a Newly-Defined Multispectral Hue Space for Retrieving River Depth with Optical Imagery and In Situ Calibration Data
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REMOTE SENSING 2021年 第21期13卷 4435-4435页
作者: Le Moine, Nicolas Mandade, Mounir Sorbonne Univ EPHE CNRS UMR 7619 METIS 4 Pl JussieuBox 105 F-75005 Paris France
Bathymetry is a key element in the modeling of river systems for flood mapping, geomorphology, or stream habitat characterization. Standard practices rely on the interpolation of in situ depth measurements obtained wi... 详细信息
来源: 评论
Mixing Linear SVMs for Nonlinear Classification
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IEEE TRANSACTIONS ON NEURAL NETWORKS 2010年 第12期21卷 1963-1975页
作者: Fu, Zhouyu Robles-Kelly, Antonio Zhou, Jun Australian Natl Univ Coll Engn & Comp Sci Canberra ACT 2601 Australia Univ New S Wales Australian Def Force Acad Canberra ACT 2600 Australia
In this paper, we address the problem of combining linear support vector machines (SVMs) for classification of large-scale nonlinear datasets. The motivation is to exploit both the efficiency of linear SVMs (LSVMs) in... 详细信息
来源: 评论
A NEW STRATEGY FOR AUTOMATIC BREAST CANCER SEGMENTATION IN MRI IMAGES
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JOURNAL OF MECHANICS IN MEDICINE AND BIOLOGY 2022年 第6期22卷 2250055-2250055页
作者: Ammar, Mohammed Mahmoudi, Said Univ MHamed Bougara Engn Syst & Telecommun Lab Boumerdes Algeria Univ Mons Fac Engn Comp Sci Dept 20 Pl Parc B-7000 Mons Belgium
Breast tumor is one of the causes of women's death in the world after cardiovascular diseases. Recently, the diagnosis and treatment planning of this kind of tumors are based on magnetic resonance imaging techniqu... 详细信息
来源: 评论
Structure function learning of hierarchical multi-state systems with incomplete observation sequences
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RELIABILITY ENGINEERING & SYSTEM SAFETY 2021年 216卷 107902-107902页
作者: Zheng, Yi-Xuan Xiahou, Tangfan Liu, Yu Xie, Chaoyang Univ Elect Sci & Technol China Sch Mech & Elect Engn Chengdu 611731 Sichuan Peoples R China Univ Elect Sci & Technol China Ctr Syst Reliabil & Safety Chengdu 611731 Sichuan Peoples R China China Acad Engn Phys Inst Syst Engn Mianyang 621000 Sichuan Peoples R China
Structure function, which quantitatively represents the relation between system states and unit states, is essential for system reliability assessment and oftentimes may not be known in advance due to complicated inte... 详细信息
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An EM algorithm for absolutely continuous Marshall-Olkin bivariate Pareto distribution with location and scale
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COMMUNICATIONS IN STATISTICS-SIMULATION AND COMPUTATION 2023年
作者: Paul, Biplab Dey, Arabin Kumar Univ Haifa Dept Stat Haifa Israel IIT Guwahati Dept Math Gauhati India
Block and Basu bivariate exponential distribution is one of the most popular absolutely continuous bivariate distributions. In this article, we have considered a Block-Basu type bivariate Pareto distribution. Here in ... 详细信息
来源: 评论
Unsupervised performance analysis of 3D face alignment with a statistically robust confidence test
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NEUROCOMPUTING 2024年 564卷
作者: Sadeghi, Mostafa Alameda-Pineda, Xavier Horaud, Radu Ctr Inria Univ Lorraine Villers Les Nancy France Ctr Inria Univ Grenoble Alpes Montbonnot St Martin France
This paper addresses the problem of analyzing the performance of 3D face alignment (3DFA), or facial landmark localization. This task is usually supervised, based on annotated datasets. Nevertheless, in the particular... 详细信息
来源: 评论
A Novel Judge Mechanism to Enhance the Performance of Google Blog Search
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JOURNAL OF INTERNET TECHNOLOGY 2018年 第4期19卷 981-993页
作者: Chen, Lin-Chih Natl Dong Hwa Univ Dept Informat Management Shoufeng Township Hualien County Taiwan
In recent years, the online blogging community is growing bigger as the social network service. When it is growing, the blog posts are increasing day by day. Generally speaking, people were using the blog search engin... 详细信息
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Two-phase flow pattern classification based on void fraction time series and machine learning
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FLOW MEASUREMENT AND INSTRUMENTATION 2022年 83卷
作者: Ambrosio, Jefferson dos Santos Lazzaretti, Andre Eugenio Pipa, Daniel Rodrigues da Silva, Marco Jose Univ Tecnol Fed Parana UTFPR Grad Program Elect & Comp Engn CPGEI Curitiba Parana Brazil
Two-phase flow is a complex phenomenon present in several industrial applications such as chemical reactors, power generation, and in the exploration, production, and transport of oil and natural gas. The classificati... 详细信息
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Bayesian positive system identification: Truncated Gaussian prior and hyperparameter estimation
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SYSTEMS & CONTROL LETTERS 2021年 148卷 104857-104857页
作者: Zheng, Man Ohta, Yoshito Kyoto Univ Dept Appl Math & Phys Kyoto 6068501 Japan
Bayesian methods have been extended for the linear system identification problem in the past ten years. The traditional Bayesian identification selects a Gaussian prior and considers the tuning of kernels, i.e., the c... 详细信息
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Robust Identification Method for LPV ARX Systems and Its Application to a Mechanical Unit
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IEEE ACCESS 2019年 7卷 164418-164428页
作者: Liu, Xin Zhang, Tingting Liu, Xiaofeng Hohai Univ Coll IoT Engn Changzhou 213022 Peoples R China
This paper introduces a robust identification solution for the linear parameter varying Autoregressive Exogenous systems with outlier-contaminated outputs. The Laplace distribution with heavy tails and the expectation... 详细信息
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