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09/01/2023
Unidimensionality in Rasch Models: Efficient Item Selection and Hierarchical Clustering Methods Based on Marginal Estimates
A strong tool for the selection of items that share a common trait from ...
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01/08/2023
Invariance of Comparisons: Separation of Item and Person Parameters beyond Rasch Models
The Rasch model is the most prominent member of the class of latent trai...
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04/08/2022
Latent Trait Item Response Models for Continuous Responses
A general framework of latent trait item response models for continuous ...
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04/03/2022
Probability and Non-Probability Samples: Improving Regression Modeling by Using Data from Different Sources
Non-probability sampling, for example in the form of online panels, has ...
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06/24/2021
Item Response Thresholds Models
A comprehensive class of models is proposed that can be used for continu...
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03/24/2021
Flexible Predictive Distributions from Varying-Thresholds Modelling
A general class of models is proposed that is able to estimate the whole...
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01/31/2021
Ordinal Trees and Random Forests: Score-Free Recursive Partitioning and Improved Ensembles
Existing ordinal trees and random forests typically use scores that are ...
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11/05/2020
Heterogeneity in General Multinomial Choice Models
Different voters behave differently, different governments make differen...
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10/03/2020
A Taxonomy of Polytomous Item Response Models
A common framework is provided that comprises classical ordinal item res...
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06/06/2020
Non Proportional Odds Models are Widely Dispensable – Sparser Modeling based on Parametric and Additive Location-Shift Approaches
The potential of location-shift models to find adequate models between t...
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03/27/2020
Transition Models for Count Data: a Flexible Alternative to Fixed Distribution Models
A flexible semiparametric class of models is introduced that offers an a...
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10/30/2019
Tree-Structured Scale Effects in Binary and Ordinal Regression
In binary and ordinal regression one can distinguish between a location ...
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06/10/2019
On the Structure of Ordered Latent Trait Models
Ordered item response models that are in common use can be divided into ...
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02/17/2019