Search Results - "Expectation-maximization algorithm"

LMest: An R Package for Estimating Generalized Latent Markov Models

Authors: Pennoni, Fulvia Pandolfi, Silvia Bartolucci, Francesco

Source: The R Journal. 16:74-101

Subject Terms: Expectation-Maximization algorithm, measurement errors, transition probabilities, Viterbi algorithm

File Description: application/pdf

A methodological approach to the computational problems in the estimation of adjusted PIN model

Authors: Ersan, Oguz Ghachem, Montasser

Source: Quantitative finance. 25(7):1133-1145

Subject Terms: AdjPIN, Adjusted probability of informed trading, Cluster analysis, Expectation–Maximization algorithm, Information asymmetry, Maximum-likelihood estimation

File Description: print

Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-246155

Interpretation-enhanced chemical mapping of polymer alloys using low-loss scanning transmission electron microscopy-electron energy loss spectroscopy cluster analysis

Authors: Hiroki Umemoto Shigeo Arai Shunsuke Muto

Source: Polymer Testing, Vol 151, Iss , Pp 108961- (2025)

Subject Terms: Polymer alloys, Scanning transmission electron microscopy-electron energy loss spectroscopy, Low-loss, Spectral imaging, Morphology, Expectation-maximization algorithm, Polymers and polymer manufacture, TP1080-1185

File Description: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S0142941825002752; https://doaj.org/toc/1873-2348

Access URL: https://doaj.org/article/0bc0b7781b3242b7bbf1f8ef7cd13010

Storage life evaluation of photodetector based on multi-parameter performance degradation and competitive failure

Authors: ZHANG Yeping YANG Tongbo LI Ziwei

Source: Jixie qiangdu, Vol 47, Pp 20-26 (2025)

Subject Terms: Multi-parameter performance degradation, Competitive failure, Storage life, Expectation maximization algorithm, Monte-Carlo sampling, Mechanical engineering and machinery, TJ1-1570, Materials of engineering and construction. Mechanics of materials, TA401-492

File Description: electronic resource

Relation: http://www.jxqd.net.cn/thesisDetails#DOI：10.16579/j.issn.1001.9669.2025.04.003; https://doaj.org/toc/1001-9669

Access URL: https://doaj.org/article/7966bcfc475349b3b9672f005a137cc4

A Model-Based Clustering Approach for Bounded Data Using Transformation-Based Gaussian Mixture Models

Authors: Scrucca L.

Source: Journal of Classification.

Subject Terms: Methodology (stat.ME), FOS: Computer and information sciences, Bounded data, Clustering uncertainty, Data transformation, Expectation-Maximization algorithm, Gaussian mixture models, Model-based clustering, Normalized classification entropy, Statistics - Methodology

Access URL: http://arxiv.org/abs/2412.13572
https://link.springer.com/article/10.1007/s00357-025-09511-8
https://hdl.handle.net/11585/1021332
https://doi.org/10.1007/s00357-025-09511-8

Uncovering mortality patterns and hospital effects in COVID-19 heart failure patients: a novel multilevel logistic cluster-weighted modeling approach

Authors: Luca Caldera Chiara Masci Andrea Cappozzo et al.

Source: Biometrics. 81

Subject Terms: Heart Failure, Male, FOS: Computer and information sciences, cluster-weighted models, SARS-CoV-2, multilevel models, COVID-19, expectation-maximization algorithm, healthcare system, Statistics - Applications, 3. Good health, Hospitalization, Logistic Models, Italy, Ising model, Humans, Cluster Analysis, hierarchical data, Female, Computer Simulation, Applications (stat.AP), Hospital Mortality, Pandemics, Algorithms, Aged

File Description: application/pdf

Access URL: https://pubmed.ncbi.nlm.nih.gov/40293213
http://arxiv.org/abs/2405.11239

Adaptive Radar Detection in Heterogeneous Clutter Plus Thermal Noise via the Expectation-Maximization Algorithm

Authors: Angelo Coluccia Alessio Fascista Danilo Orlando et al.

Source: IEEE Transactions on Aerospace and Electronic Systems. 60:212-225

Subject Terms: Expectation-maximization algorithm, generalized likelihood ratio test, heterogeneous environments, non-Gaussian models, radar detection, Radar detection, heterogeneous environments, expectation-maximization algorithm, generalized likelihood ratio test, non-Gaussian models

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An Analysis of the Effect of Streaming on Civic Participation Through a Causal Hidden Markov Model

Authors: Francesco Bartolucci Donata Favaro Fulvia Pennoni et al.

Source: Social Indicators Research. 172:163-190

Subject Terms: Civic participation, Generalized propensity score, 05 social sciences, Streaming, 16. Peace & justice, C31, C33, Causal inference, Expectation-maximization algorithm, I21, Voting behavior, 01 natural sciences, 0101 mathematics, Causal inference, Civic participation , Expectation maximization algorithm, Generalized propensity score, Voting behavior, Streaming, 0503 education

File Description: application/pdf

Access URL: https://hdl.handle.net/11564/822971
https://link.springer.com/article/10.1007/s11205-023-03261-z
https://doi.org/10.1007/s11205-023-03261-z
https://hdl.handle.net/10281/458422
https://doi.org/10.1007/s11205-023-03261-z

Instantaneous Frequency and Amplitude Estimation in Multicomponent Signals Using an EM-Based Algorithm

Authors: Quentin Legros Dominique Fourer Sylvain Meignen et al.

Contributors: Quentin Legros Dominique Fourer Sylvain Meignen et al.

Source: IEEE Transactions on Signal Processing. 72:1130-1140

Subject Terms: Blind Source Separation and Independent Component Analysis, Artificial intelligence, Machine Fault Diagnosis and Prognostics, synthesis, ACM: H.: Information Systems/H.5: INFORMATION INTERFACES AND PRESENTATION (e.g, ACM: I.: Computing Methodologies/I.5: PATTERN RECOGNITION/I.5.4: Applications/I.5.4.1: Signal processing, Component (thermodynamics), Amplitude, Engineering, [INFO.INFO-TS]Computer Science [cs]/Signal and Image Processing, ridge extraction, Expectation–maximization algorithm, Speech Enhancement Techniques, Spectrogram, Estimation theory, Physics, Monte Carlo sampling, Mathematical optimization, Statistics, Programming language, Algorithm, SIGNAL (programming language), Physical Sciences, Telecommunications, Thermodynamics, Empirical Mode Decomposition, Signal processing, [INFO.INFO-TS] Computer Science [cs]/Signal and Image Processing, ACM: F.: Theory of Computation/F.2: ANALYSIS OF ALGORITHMS AND PROBLEM COMPLEXITY/F.2.1: Numerical Algorithms and Problems/F.2.1.0: Computation of transforms (e.g, and processing, Instantaneous phase, Noise (video), Speech recognition, time-frequency, Quantum mechanics, ACM: G.: Mathematics of Computing, JEL: C - Mathematical and Quantitative Methods/C.C6 - Mathematical Methods • Programming Models • Mathematical and Simulation Modeling/C.C6.C63 - Computational Techniques • Simulation Modeling, FOS: Mathematics, Image (mathematics), Radar, fast Fourier transform), Bayesian estimation, Time–frequency analysis, Computer science, Control and Systems Engineering, Signal Processing, Computer Science, Maximization, Expectation-Maximization algorithm, HCI)/H.5.5: Sound and Music Computing/H.5.5.2: Signal analysis, Mathematics, Maximum likelihood

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Access URL: https://hal.science/hal-04436653v1/document
https://hal.science/hal-04436653v1
https://doi.org/10.1109/tsp.2024.3361713

An Inverse Gaussian based Degradation Process with Covariate Dependent Random Effects

Authors: Piscopo, Antonio Castanier, Bruno Fouladirad, Mitra et al.

Contributors: Piscopo, Antonio Castanier, Bruno Fouladirad, Mitra et al.

Subject Terms: Remaining Useful Life, Expectation Maximization Algorithm, Maximum Likelihood Estimation, Covariate, Random Effects, [STAT] Statistics [stat]

Access URL: https://hal.science/hal-05146365v1

A robust soft measurement method for density of dense medium suspension based on Stochastic Configuration Network

Authors: PENG Qiyue CHU Ningxin LIU Xiaoqing et al.

Source: Gong-kuang zidonghua, Vol 51, Iss 8, Pp 95-101, 116 (2025)

Subject Terms: dense medium coal preparation, suspension density measurement, stochastic configuration network, expectation-maximization algorithm, laplace distribution, supervisory mechanism, Mining engineering. Metallurgy, TN1-997

File Description: electronic resource

Relation: https://doaj.org/toc/1671-251X

Access URL: https://doaj.org/article/3e6755e3a2064f54ba8693d2481b96a9

Estimating the Parameters of Mixture Gamma Distributions Using Maximum Likelihood and Bayesian Method

Authors: Nagham Ibrahim Abdulla Najm Raya Salim Al_Rassam

Source: المجلة العراقية للعلوم الاحصائية, Vol 21, Iss 1, Pp 138-150 (2024)

Subject Terms: gamma distribution, mixture distribution, likelihood function, Probabilities. Mathematical statistics, QA273-280, bayesian estimation, expectation maximization algorithm, metropolis-hastings

Access URL: https://doaj.org/article/45e3db2e2fa84dce960ae0ef53f4142d

Optimal hierarchical EWMA forecasting

Authors: Giacomo Sbrana Matteo Pelagatti

Source: International Journal of Forecasting. 40:616-625

Subject Terms: 0502 economics and business, 05 social sciences, Expectation-maximization algorithm, Kalman filter, Likelihood estimation, Multivariate EWMA, State-space models, 0101 mathematics, 01 natural sciences

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Robust inference with incompleteness for logistic regression model

Authors: Cherifi, M. El Korso, M.N. Fortunati, Stefano et al.

Contributors: Cherifi, M. El Korso, M.N. Fortunati, Stefano et al.

Source: Signal Processing. 236:110027

Subject Terms: missing values, [STAT.AP] Statistics [stat]/Applications [stat.AP], logistic regression, expectation-maximization algorithm, robustness, maximum likelihood, Parametric estimation, [SPI.SIGNAL] Engineering Sciences [physics]/Signal and Image processing

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Remaining Useful Life Estimation of Gamma Degrading Units Characterized by a Bathtub-Shaped Degradation Rate in the Presence of Random Effect and Measurement Error

Authors: Piscopo Antonio Esposito Nicola Castanier Bruno et al.

Source: Proceeding of the 33rd European Safety and Reliability Conference. :1258-1265

Subject Terms: particle filter, bathtub-shaped degradation rate, random effect, maximum likelihood estimation, expectation-maximization algorithm, particle filter, random effect, maximum likelihood estimation, expectation-maximization algorithm, bathtub-shaped degradation rate

Access URL: https://hdl.handle.net/11588/945684

Statistical distances between multivariable distributions for predicting performance of clustering algorithms based on gene expression data of cancers

Authors: Oleksiński, Artur Kania, Mateusz Polański, Andrzej

Subject Terms: rozbieżność Jeffreya, rozbieżność Jensena-Shanona, onkologia obliczeniowa, mieszanina rozkładów Gaussa, EM (Expectation-Maximization algorithm), nowotwory, ICGMM (Multidimensional Gaussian Mixture Model with Independent Components), odległość Bhattacharyya, dane transkryptomiczne, medycyna spersonalizowana, model mieszaniny gaussowskiej

Estimating the size of undeclared work from partially misclassified survey data via the Expectation–Maximization algorithm

Authors: Maria Felice Arezzo Giuseppina Guagnano Domenico Vitale

Source: Journal of the Royal Statistical Society Series C: Applied Statistics. 73:816-834

Subject Terms: 03 medical and health sciences, 0302 clinical medicine, expectation–maximization algorithm, misclassification, population prevalence, undeclared work, 0101 mathematics, 01 natural sciences

File Description: application/pdf

Access URL: https://hdl.handle.net/11573/1705212
https://doi.org/10.1093/jrsssc/qlae013

MODELING THE MANY EARTHQUAKES IN SUMATRA USING POISSON HIDDEN MARKOV MODELS AND EXPECTATION MAXIMIZATION ALGORITHM

Authors: Muhammad Arib Alwansyah Ramya Rachmawati

Source: Barekeng, Vol 18, Iss 1, Pp 0163-0170 (2024)

Subject Terms: akaike information criterion, overdispersion, poisson hidden markov models, poisson distribution, Probabilities. Mathematical statistics, QA273-280, expectation maximization algorithm

Access URL: https://doaj.org/article/eb0e08cc079c43d78f6362332866c6e2

Partly linear single-index cure models with a nonparametric incidence link function

Authors: Chun Yin Lee Kin Yau Wong Dipankar Bandyopadhyay et al.

Contributors: Chun Yin Lee Kin Yau Wong Dipankar Bandyopadhyay et al.

Source: Statistical Methods in Medical Research. 33:498-514

Subject Terms: Likelihood Functions, Models, Statistical, Incidence, 05 social sciences, Survival analysis, Survival Analysis, 01 natural sciences, Mixture cure models, 3. Good health, Expectation-maximization algorithm, Bernstein polynomial, Neoplasms, 0502 economics and business, Humans, Computer Simulation, Sieve estimation, 0101 mathematics, Algorithms, Proportional Hazards Models

Access URL: https://pubmed.ncbi.nlm.nih.gov/38400526

Variable Selection for Hidden Markov Models with Continuous Variables and Missing Data

Authors: Pennoni, Fulvia Bartolucci, Francesco Pandolfi, Silvia

Source: Journal of Classification. 41:568-589

Subject Terms: Expectation-maximization algorithm, Greedy search algorithm, Missing-at-random assumption, Model-based variables selection, Sustainable development, 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology, 0101 mathematics, 01 natural sciences

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