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检索条件"主题词=Probabilistic Graphical Models"
398 条 记 录,以下是211-220 订阅
排序:
Scaling up Bayesian variational inference using distributed computing clusters
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INTERNATIONAL JOURNAL OF APPROXIMATE REASONING 2017年 88卷 435-451页
作者: Masegosa, Andres R. Martinez, Ana M. Langseth, Helge Nielsen, Thomas D. Salmeron, Antonio Ramos-Lopez, Dario Madsen, Anders L. Norwegian Univ Sci & Technol Dept Comp & Informat Sci Trondheim Norway Aalborg Univ Dept Comp Sci Aalborg Denmark Univ Almeria Dept Math Almeria Spain HUGIN EXPERT AS Aalborg Denmark
In this paper we present an approach for scaling up Bayesian learning using variational methods by exploiting distributed computing clusters managed by modern big data processing tools like Apache Spark or Apache Flin... 详细信息
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Order priors for Bayesian network discovery with an application to malware phylogeny
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STATISTICAL ANALYSIS AND DATA MINING 2017年 第5期10卷 343-358页
作者: Oyen, Diane Anderson, Blake Sentz, Kari Anderson-Cook, Christine Los Alamos Natl Lab Los Alamos NM USA Cisco Syst Inc Durham NC USA
Bayesian networks have been used extensively to model and discover dependency relationships among sets of random variables. We learn Bayesian network structure with a combination of human knowledge about the partial o... 详细信息
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Context- and bias-free probabilistic mission impact assessment
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COMPUTERS & SECURITY 2017年 65卷 166-186页
作者: Motzek, Alexander Moeller, Ralf Univ Lubeck Inst Informat Syst Ratzeburger Allee 160 D-23562 Lubeck Germany
Assessing and understanding the impact of scattered and widespread events onto a mission is a pertinacious problem. Current approaches attempting to solve mission impact assessment employ score-based algorithms leadin... 详细信息
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VB-MK-LMF: fusion of drugs, targets and interactions using variational Bayesian multiple kernel logistic matrix factorization
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BMC BIOINFORMATICS 2017年 第1期18卷 1-18页
作者: Bolgar, Bence Antal, Peter Budapest Univ Technol & Econ Dept Measurement & Informat Syst Magyar Tudosok Krt 2 H-1117 Budapest Hungary
Background: Computational fusion approaches to drug-target interaction (DTI) prediction, capable of utilizing multiple sources of background knowledge, were reported to achieve superior predictive performance in multi... 详细信息
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Identifying prescription patterns with a topic model of diseases and medications
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JOURNAL OF BIOMEDICAL INFORMATICS 2017年 75卷 35-47页
作者: Park, Sungrae Choi, Doosup Kim, Minki Cha, Wonchul Kim, Chuhyun Moon, Il-Chul Korea Adv Inst Sci & Technol Dept Ind & Syst Engn Daejeon South Korea Korea Adv Inst Sci & Technol Coll Business Seoul South Korea Samsung Med Ctr Dept Emergency Med Seoul South Korea Inje Univ Dept Emergency Med Coll Med Seoul South Korea SeoulPaik Hosp Seoul South Korea
Wide variance exists among individuals and institutions for treating patients with medicine. This paper analyzes prescription patterns using a topic model with more than four million prescriptions. Specifically, we pr... 详细信息
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Efficient Attack Graph Analysis through Approximate Inference
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ACM TRANSACTIONS ON PRIVACY AND SECURITY 2017年 第3期20卷 10.1-10.1页
作者: Munoz-Gonzalez, Luis Sgandurra, Daniele Paudice, Andrea Lupu, Emil C. Imperial Coll London Dept Comp 180 Queens Gate London SW7 2AZ England Royal Holloway Univ London Informat Secur Grp Egham TW20 0EX Surrey England
Attack graphs provide compact representations of the attack paths an attacker can follow to compromise network resources from the analysis of network vulnerabilities and topology. These representations are a powerful ... 详细信息
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Spike and slab biclustering
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PATTERN RECOGNITION 2017年 72卷 186-195页
作者: Denitto, M. Bicego, M. Farinelli, A. Figueiredo, M. A. T. Univ Verona Str Le Grazie 15Ca Vignal 2 Verona Italy Univ Lisbon Inst Telecomunicacoes Ave Rovisco Pais 1 Lisbon Portugal Univ Lisbon Inst Super Tecn Ave Rovisco Pais 1 Lisbon Portugal
Biclustering refers to the problem of simultaneously clustering the rows and columns of a given data matrix, with the goal of obtaining submatrices where the selected rows present a coherent behaviour in the selected ... 详细信息
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Latent tree models for hierarchical topic detection
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ARTIFICIAL INTELLIGENCE 2017年 250卷 105-124页
作者: Chen, Peixian Zhang, Nevin L. Liu, Tengfei Poon, Leonard K. M. Chen, Zhourong Khawar, Farhan Hong Kong Univ Sci & Technol Dept Comp Sci & Engn Hong Kong Hong Kong Peoples R China Ant Financial Serv Grp Shanghai Peoples R China Educ Univ Hong Kong Dept Math & Informat Technol Hong Kong Hong Kong Peoples R China
We present a novel method for hierarchical topic detection where topics are obtained by clustering documents in multiple ways. Specifically, we model document collections using a class of graphical models called hiera... 详细信息
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Scaling Up Markov Logic probabilistic Inference for Social Graphs
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IEEE TRANSACTIONS ON KNOWLEDGE AND DATA ENGINEERING 2017年 第2期29卷 433-445页
作者: Chen, Haiquan Ku, Wei-Shinn Wang, Haixun Tang, Liang Sun, Min-Te Valdosta State Univ Dept Comp Sci Valdosta GA 31698 USA Auburn Univ Dept Comp Sci & Software Engn Auburn AL 36849 USA Google Res 1600 Amphitheater Pkwy Mountain View CA 94043 USA Natl Cent Univ Dept Comp Sci & Informat Engn Taoyuan 32001 Taiwan
Link prediction is a fundamental problem in social network analysis. Although the link prediction problem is not new, the challenge of how to exploit various existing network information, such as network structure dat... 详细信息
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Using Directed Acyclic Graphs in Epidemiological Research in Psychosis: An Analysis of the Role of Bullying in Psychosis
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SCHIZOPHRENIA BULLETIN 2017年 第6期43卷 1273-1279页
作者: Moffa, Giusi Catone, Gennaro Kuipers, Jack Kuipers, Elizabeth Freeman, Daniel Marwaha, Steven Lennox, Belinda R. Broome, Matthew R. Bebbington, Paul UCL Div Psychiat 67-73 Riding House St London W1T 7NF England Univ Hosp Basel Inst Clin Epidemiol & Biostat Basel Switzerland Univ Basel Basel Switzerland Univ Naples SUN Dept Mental & Phys Hlth & Prevent Med Naples Italy Suor Orsola Benicasa Univ Fac Educ Sci Naples Italy Swiss Fed Inst Technol D BSSE Basel Switzerland Kings Coll London Inst Psychiat Psychol & Neurosci Dept Psychol London England South London & Maudsley NHS Fdn Trust Biomed Res Ctr Beckenham Kent England Univ Oxford Warneford Hosp Dept Psychiat Oxford England Univ Warwick Warwick Med Sch Div Mental Hlth & Wellbeing Coventry W Midlands England Oxford Hlth NHS Fdn Trust Warneford Hosp Oxford England
Modern psychiatric epidemiology researches complex interactions between multiple variables in large datasets. This creates difficulties for causal inference. We argue for the use of probabilistic models represented by... 详细信息
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