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检索条件"主题词=expectation maximization algorithm"
651 条 记 录,以下是371-380 订阅
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De-Novo Motif Finding using Genetic algorithm  28
De-Novo Motif Finding using Genetic Algorithm
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IEEE 28th Convention of Electrical and Electronics Engineers in Israel (IEEEI)
作者: Manevitz, Miriam Samson, Moshe Hebrew Univ Jerusalem Sch Comp Sci & Engn IL-91905 Jerusalem Israel
One of the central problems in bioinformatics is de-novo finding of recurring motifs in the DNA. Since these motifs are preserved throughout evolution they probably have a significant biological role. One of the most ... 详细信息
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Differential correlation for sequencing data
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BMC Research Notes 2017年 第1期10卷 1-9页
作者: Siska, Charlotte Kechris, Katerina Computational Bioscience Program Department of Pharmacology School of Medicine University of Colorado Anschutz Medical Campus Aurora CO United States Department of Biostatistics and Informatics Colorado School of Public Health University of Colorado Anschutz Medical Campus Aurora CO United States
Background: Several methods have been developed to identify differential correlation (DC) between pairs of molecular features from -omics studies. Most DC methods have only been tested with microarrays and other platf... 详细信息
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Empirical studies of cross-reference maximum likelihood estimate reconstruction for positron emission tomography
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Biomedical Engineering - Applications, Basis and Communications 2001年 第1期13卷 1-7页
作者: Tu, K.-Y. Chen, T.-B. Lu, H.H.-S. Liu, R.-S. Chou, K.-L. Chen, C.-M. Chen, J.-C. Institute of Radiological Sciences National Yang-Ming University Taipei No.155 Li-Nong St. Sec. 2 Taiwan
Positron emission tomography (PET) can reveal subtle metabolic process, which is an important modality for diagnosis. However, spatial resolution of PET images is not as good as computed tomography (CT) or magnetic re... 详细信息
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Heterogeneous tail generalized common factor modeling
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Digital Finance 2023年 第2期5卷 389-420页
作者: Hediger, Simon Näf, Jeffrey Paolella, Marc S. Polak, Paweł Department of Economics University of Zurich Zurich Switzerland Premedical Project Team INRIA Sophia-Antipolis Montpellier France Department of Banking and Finance University of Zurich Zurich Switzerland Swiss Finance Institute Zurich Switzerland Department of Applied Mathematics and Statistics Stony Brook University Stony Brook NY United States Institute for Advanced Computational Science Stony Brook University Stony Brook NY United States
A multivariate normal mean–variance heterogeneous tails mixture distribution is proposed for the joint distribution of financial factors and asset returns (referred to as Factor-HGH). The proposed latent variable mod... 详细信息
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A memory-based theory of verbal cognition
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COGNITIVE SCIENCE 2005年 第2期29卷 145-193页
作者: Dennis, S Univ Colorado Inst Cognit Sci Boulder CO 80301 USA
The syntagmatic paradigmatic model is a distributed, memory-based account of verbal processing. Built on a Bayesian interpretation of string edit theory, it characterizes the control of verbal cognition as the retriev... 详细信息
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GraphHash: Topic-Aware Influence maximization Using Hash
GraphHash: Topic-Aware Influence Maximization Using Hash
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2024 IEEE International Conference on Big Data, BigData 2024
作者: Tang, Qian Guo, Peilin Guo, Jiaqi National University of Defense Technology School of Computer Science Changsha China
The influence maximization (IM) problem serve as a promising engine for the comprehension of social multimedia. However, current IM solutions often rely on fixed sampling and diffusion probabilities, which are insuffi... 详细信息
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EM-TPACK-SMAR: An Evaluation of Teachers Comprehensive Literacy  2
EM-TPACK-SMAR: An Evaluation of Teachers Comprehensive Liter...
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2nd IEEE International Conference on Networks, Multimedia and Information Technology, NMITCON 2024
作者: Shen, Yi Shanghai Communications Polytechnic Shanghai China
In these days, enrollment of students in education are rapidly increasing so, teaching quality evaluation need to be addressed. Education should have set of quality teaching activities, feedback method is time taking ... 详细信息
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Poster: Optimizing ABS Deployment via LSTM-based Mobility and Data Traffic Demand Prediction  24
Poster: Optimizing ABS Deployment via LSTM-based Mobility an...
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22nd ACM Conference on Embedded Networked Sensor Systems, SenSys 2024
作者: Nam, Jeehee Cho, Anna Park, Jihyun Kim, Chang Kyung Lee, SuKyoung Depart of Computer science Yonsei University Seoul Korea Republic of
This paper proposes a proactive aerial base station (ABS) deployment framework for hotspots that optimizes the placement of ABSs based on mobility and data traffic demand prediction using a LSTM model. We design a gre... 详细信息
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Risk assessment of water traffic accidents considering coupling effects  12
Risk assessment of water traffic accidents considering coupl...
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12th International Conference on Transportation and Traffic Engineering, ICTTE 2023
作者: Kaixuan, Zhang Hanwen, Fan College of Transportation Engineering Dalian Maritime University Dalian China
To maintain the safety of ship navigation and analyse the relationship between water traffic accidents and their influence factors, this article proposes a two-stage risk assessment model based on correlation analysis... 详细信息
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Channel Modeling Using Rayleigh and Rice Sum Approximation  26
Channel Modeling Using Rayleigh and Rice Sum Approximation
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2024 IEEE International Conference on Automation/26th Congress of the Chilean Association of Automatic Control, ICA-ACCA 2024
作者: Carvajal, Rodrigo Orellana, Rafael Coronel, Maria Aguero, Juan C. Pontificia Universidad Católica de Valparaíso Escuela de Ingeniería Eléctrica Valparaíso Chile Universidad de Santiago de Chile Departamento de Ingeniería Eléctrica Santiago Chile Universidad Técnológica Metropolitana Departamento de Electricidad Santiago Chile Universidad Técnica Federico Santa María Departamento de Electrónica Valparaíso Chile
In this paper we develop an identification technique for the multipath wireless channel utilizing a discrete sum distribution approximation. We focus on three of the main distributions for the multi-path channel: Rayl... 详细信息
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