Get started
Author

Joakim Wallmark

Observed name: Wallmark, Joakim
Institution: Umeå University
Observed institution: Umeå University
ORCID: 0000-0001-7573-0671
Observed ORCID: 0000-0001-7573-0671
OpenAlex ID: A5080815565
Efficiency Analysis of Item Response Theory Kernel Equating for Mixed-Format Tests
2023 · Joakim Wallmark, Maria Josefsson, et al. · Applied Psychological Measurement · 4
PDF
The Bit Scale: A Metric Score Scale for Unidimensional Item Response Theory Models
2025 · Joakim Wallmark, Marie Wiberg · Psychometrika · 1
PDF
Analyzing Polytomous Test Data: A Comparison Between an Information-Based IRT Model and the Generalized Partial Credit Model
2023 · Joakim Wallmark, James O. Ramsay, et al. · Journal of Educational and Behavioral Statistics · 1
PDF
Population Difficulty and Discrimination in Item Response Theory: A Complement to Traditional Item Parameters
2026 · Joakim Wallmark · Journal of Educational Measurement
PDF
Developing and validating a frailty score based on patient-reported outcome 3 months after stroke: A Riksstroke-based study
2026 · Joakim Wallmark, Marie Wiberg, et al. · PLoS ONE
Using the Information Metric to Analyze Clinical Rating Scales
2025 · James O. Ramsay, Juan Li, et al. · Journal of Educational and Behavioral Statistics
Vidareutveckling och tillämpningar av item response theory
2025 · Wallmark, Joakim · DiVA at Umeå University (Umeå University)
An Information Manifold Perspective for Analyzing Test Data
2024 · James O. Ramsay, Juan Li, et al. · Applied Psychological Measurement
Introducing Flexible Monotone Multiple Choice Item Response Theory Models and Bit Scales
2024 · Wallmark, Joakim, Josefsson, Maria, et al. · arXiv (Cornell University)
PDF
Kernel Equating Presmoothing Methods: An Empirical Study with Mixed-Format Test Forms
2023 · Joakim Wallmark, Maria Josefsson, et al. · Springer proceedings in mathematics & statistics
Treatment-mediator interaction when estimating causal effects
2020 · Joakim Wallmark · DiVA at Umeå University (Umeå University)
Selection bias when estimating average treatment effects in the M and butterfly structures
2019 · Joakim Wallmark · KTH Publication Database DiVA (KTH Royal Institute of Technology)
Works count: 15
Citation count: 6
H-index: 1
I10-index:
Year
Topic
Type