Hans-Friedrich Köhn

According to our database, Hans-Friedrich Köhn authored at least 8 papers between 2006 and 2021.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2021

A Unified Theory of the Completeness of Q-Matrices for the DINA Model.

Hans-Friedrich Köhn, Chia-Yi Chiu

J. Classif., 2021

2019

Residual analysis for unidimensional scaling in the L2-norm.

Michael J. Brusco, Douglas L. Steinley, Hans-Friedrich Köhn

Commun. Stat. Simul. Comput., 2019

Attribute Hierarchy Models in Cognitive Diagnosis: Identifiability of the Latent Attribute Space and Conditions for Completeness of the Q-Matrix.

Hans-Friedrich Köhn, Chia-Yi Chiu

J. Classif., 2019

2018

How to Build a Complete Q-Matrix for a Cognitively Diagnostic Test.

Hans-Friedrich Köhn, Chia-Yi Chiu

J. Classif., 2018

2016

A Proof of the Duality of the DINA Model and the DINO Model.

Hans-Friedrich Köhn, Chia-Yi Chiu

J. Classif., 2016

2013

Exact and approximate methods for a one-dimensional minimax bin-packing problem.

Michael J. Brusco, Hans-Friedrich Köhn, Douglas L. Steinley

Ann. Oper. Res., 2013

2010

Representation of individual differences in rectangular proximity data through anti-Q matrix decomposition.

Hans-Friedrich Köhn

Comput. Stat. Data Anal., 2010

2006

Combinatorial individual differences scaling within the city-block metric.

Hans-Friedrich Köhn

Comput. Stat. Data Anal., 2006