Results 11 to 20 of about 542,387 (197)

The Q-Matrix Anchored Mixture Rasch Model

open access: yesFrontiers in Psychology, 2021
Mixture item response theory (IRT) models include a mixture of latent subpopulations such that there are qualitative differences between subgroups but within each subpopulation the measure model based on a continuous latent variable holds.
Ming-Chi Tseng, Wen-Chung Wang
doaj   +1 more source

Neighborhoods and adolescent polysubstance use in Jamaica [PDF]

open access: yesPeerJ, 2023
Background The purpose of this study was to identify latent classes of polysubstance use among adolescents in Jamaica and the role of neighborhood factors in the association with polysubstance use class membership.
Amrita Gill   +8 more
doaj   +2 more sources

Measurement Invariance and Differential Item Functioning Across Gender Within a Latent Class Analysis Framework: Evidence From a High-Stakes Test for University Admission in Saudi Arabia

open access: yesFrontiers in Psychology, 2020
The main aim of the present study was to investigate the presence of Differential Item Functioning (DIF) using a latent class (LC) analysis approach. Particularly, we examined potential sources of DIF in relation to gender.
Ioannis Tsaousis   +3 more
doaj   +1 more source

Ridesourcing mode choice: A latent class choice model for UberX in Chile

open access: yesTransportation Research Interdisciplinary Perspectives, 2022
As shared mobility expands, ridesourcing has become its most popular manifestation. However, users’ mode choice has not yet been sufficiently explored. Thus, this study aims to model ridesourcing mode choice across different latent classes to ascertain ...
Gustavo García-Melero   +3 more
doaj   +1 more source

The Latent Class Model as a Measurement Model for Situational Judgment Tests

open access: yesPsychologica Belgica, 2011
In a situational judgment test, it is often debatable what constitutes a correct answer to a situation. There is currently a multitude of scoring procedures. Establishing a measurement model can guide the selection of a scoring rule.
Frank Rijmen
doaj   +1 more source

Effects of switching between production systems in dairy farming

open access: yesBio-based and Applied Economics, 2015
The increasing intensification of dairy farming in Europe has sparked an interest in studying the economic consequences of this process. However, empirically classifying farms as extensive or intensive is not a straightforward task.
Antonio Alvarez, Carlos Arias
doaj   +1 more source

The Use of Loglinear Models for Assessing Differential Item Functioning Across Manifest and Latent Examinee Groups [PDF]

open access: yes, 1990
Loglinear latent class models are used to detect differential item functioning (DIF). These models are formulated in such a manner that the attribute to be assessed may be continuous, as in a Rasch model, or categorical, as in Latent Class Mastery models.
Kelderman, Henk, Macready, George B.
core   +4 more sources

Analysis of heterogeneous growth changes in longitudinal height of children

open access: yesJournal of Health, Population and Nutrition, 2023
Background There have been methodologies developed for a wide range of longitudinal data types; nevertheless, the conventional growth study is restricted if individuals in the sample have heterogeneous growth trajectories across time.
Senahara Korsa Wake   +2 more
doaj   +1 more source

Automated vehicle collisions in California: Applying Bayesian latent class model

open access: yesIATSS Research, 2020
The emerging technology of automated vehicles (AV) has been rapidly advancing and is accompanied by various positive and negative potentials. The new technology is expected to affect costs mainly by reducing the number of collisions and travel time, as ...
Subasish Das   +2 more
doaj   +1 more source

Heterogeneity in mode choice behavior: A spatial latent class approach based on accessibility measures

open access: yesJournal of Transport and Land Use, 2023
We propose a method to estimate mode choice models, where preference parameters are sensitive to the spatial context of the trip origin, challenging traditional assumptions of spatial homogeneity in the relationship between travel modes and the built ...
Jaime Pablo Orrego-Oñate   +2 more
doaj   +3 more sources

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