Results 41 to 50 of about 475,024 (262)

Latent Class Probabilistic Latent Feature Analysis of Three-Way Three-Mode Binary Data

open access: yesJournal of Statistical Software, 2018
The analysis of binary three-way data (i.e., persons who indicate which attributes apply to each of a set of objects) may be of interest in several substantive domains as sensory profiling, marketing research or personality assessment.
Michel Meulders, Philippe De Bruecker
doaj   +1 more source

Bayesian Variable Selection for Latent Class Models [PDF]

open access: yesBiometrics, 2010
In this article we develop a latent class model with class probabilities that depend on subject-specific covariates. One of our major goals is to identify important predictors of latent classes. We consider methodology that allows estimation of latent classes while allowing for variable selection uncertainty.
Ghosh, Joyee   +2 more
openaire   +3 more sources

Dynamics and sparsity in latent threshold factor models: A study in multivariate EEG signal processing

open access: yes, 2016
We discuss Bayesian analysis of multivariate time series with dynamic factor models that exploit time-adaptive sparsity in model parametrizations via the latent threshold approach.
Nakajima, Jouchi, West, Mike
core   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

Classification of Student Leadership Profiles in Diverse Governance Settings: Insights from Pisa 2022

open access: yesBehavioral Sciences
Student leadership prepares students for responsibilities, such as taking on specific tasks and assuming leadership roles in their future personal and professional lives.
Deniz Görgülü   +3 more
doaj   +1 more source

DeepCLSMOTE: deep class-latent synthetic minority oversampling technique [PDF]

open access: yesPeerJ Computer Science
Deep learning models often exhibit bias when trained on imbalanced datasets, tending to favor majority classes. While Deep Synthetic Minority Over-sampling Technique (DeepSMOTE) mitigates this challenge by generating synthetic minority class images ...
Suvaporn Homjandee, Krung Sinapiromsaran
doaj   +2 more sources

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

The use of bayesian latent class cluster models to classify patterns of cognitive performance in healthy ageing. [PDF]

open access: yesPLoS ONE, 2013
The main focus of this study is to illustrate the applicability of latent class analysis in the assessment of cognitive performance profiles during ageing.
Patrício Soares Costa   +4 more
doaj   +1 more source

Post‐COVID Fatigue Is Associated With Reduced Cortical Thickness After Hospitalization

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neuropsychiatric symptoms are among the most prevalent sequelae of COVID‐19, particularly among hospitalized patients. Recent research has identified volumetric brain changes associated with COVID‐19. However, it currently remains poorly understood how brain changes relate to post‐COVID fatigue and cognitive deficits.
Tim J. Hartung   +190 more
wiley   +1 more source

Latent Class Model

open access: yes, 2020
Application of latent class model for labelling astronomical images based on votes from vetters.
openaire   +1 more source

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