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Matthias Kloft

@matzekloft.bsky.social
53 followers 279 following 9 posts

Psychometrician / Psychologist working in educational measurement as a Post-Doc research fellow at Leibnitz Institute for Educational Trajectories

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Matthias Kloft @matzekloft.bsky.social · 04/11/2025
The final paper of my dissertation has just been published in Psychometrika (@pmetricsoc.bsky.social). Many thanks to @bsiepe.bsky.social and @danielheck.bsky.social, who co-authored it with me. www.cambridge.org/core/journal...
cambridge.org
The Interval Consensus Model: Aggregating Continuous Bounded Interval Responses | Psychometrika | Cambridge Core
The Interval Consensus Model: Aggregating Continuous Bounded Interval Responses
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Björn Siepe @bsiepe.bsky.social · 22/10/2025
We are deeply grateful to everyone who shares their ESM data. Thanks to @jmbh.bsky.social, @matzekloft.bsky.social, @anabelbuechner.bsky.social, @yongzhangzzz.bsky.social, @eikofried.bsky.social, @danielheck.bsky.social for collaborating on this huge effort - we look forward to your feedback!
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Björn Siepe @bsiepe.bsky.social · 22/10/2025
Further details: ▶️Search and filter datasets on openesmdata.org ▶️Auto-generate R/Python code ▶️(Meta-)data are stored on Zenodo with DOIs ▶️Metadata and software on GitHub enable community contributions ▶️Contribution guidelines allow further database extensions so that openESM can continue to grow
A figure showing the software components of the openESM database in two large boxes: Front-end (on the left), and back-end (on the right). The front-end contains documentation and the website with search and is written with html and javascript. The backend contains GitHub repositories with code and metadata that serve the website. They are related to Zenodo repositories with data and metadata, and our helper software packages in R and Python. We use TSV files for ESM data and JSON files for metadata storage.
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Björn Siepe @bsiepe.bsky.social · 22/10/2025
We built the openESM database: ▶️60 openly available experience sampling datasets (16K+ participants, 740K+ obs.) in one place ▶️Harmonized (meta-)data, fully open-source software ▶️Filter & search all data, simply download via R/Python Find out more: 🌐 openesmdata.org 📝 doi.org/10.31234/osf...
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Matthias Kloft @matzekloft.bsky.social · 16/10/2025
New paper out in Scientific Reports. I helped with modeling expectancy ratings. www.nature.com/articles/s41...
nature.com
Threat expectancies in a VR fear conditioning paradigm follow non-linear extinction patterns but are not influenced by intolerance of uncertainty - Scientific Reports
Scientific Reports - Threat expectancies in a VR fear conditioning paradigm follow non-linear extinction patterns but are not influenced by intolerance of uncertainty
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Matthias Kloft @matzekloft.bsky.social · 08/07/2025
Today, my first R-package was released on CRAN. 🎉 You can use it to analyze interval responses collected via dual range slider scales. Thank you to my colleague @bsiepe.bsky.social for being such an enthusiastic co-author. cran.r-project.org/web/packages...
cran.r-project.org
intervalpsych: Analyzing Interval Data in Psychometrics
Implements the Interval Consensus Model (ICM) for analyzing continuous bounded interval-valued responses in psychometrics using 'Stan' for 'Bayesian' estimation. Provides functions for transforming in...
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Björn Siepe @bsiepe.bsky.social · 28/04/2025
Thanks to the great Marburg-Groningen team: @matzekloft.bsky.social, @yongzhangzzz.bsky.social, @fridtjofptrsn.bsky.social, @bringmannlaura.bsky.social, @danielheck.bsky.social 💻The sim was preregistered, all code + Docker container to reproduce main results available on OSF
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Institute for Replication @i4replication.bsky.social · 03/02/2025
We have a new reproduction. Siepe et al. reproduce: "A systematic review and Bayesian meta-analysis of the acoustic features of infant-directed speech" by Cox et al. @naturehumbehav.bsky.social. Full report below.
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Matthias Kloft @matzekloft.bsky.social · 25/10/2024
New preprint together with @bsiepe.bsky.social and @danielheck.bsky.social. We propose a model to estimate consensus intervals from interval ratings: doi.org/10.31234/osf...
doi.org
OSF
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Daniel Heck @danielheck.bsky.social · 12/06/2024
New preprint by my PhD student @matzekloft.bsky.social: Discriminant validity of interval response formats: Investigating the dimensional structure of interval widths osf.io/preprints/ps...
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Daniel Heck @danielheck.bsky.social · 15/04/2024
New paper by my PhD student @matzekloft.bsky.social now published in Behavior Research Methods (open access)🥳 Measuring the variability of personality traits with interval responses: Psychometric properties of the dual-range slider response format doi.org/10.3758/s134...
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