Klaas Sijtsma

According to our database, Klaas Sijtsma authored at least 4 papers between 2007 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2023

Sparsifying the least-squares approach to PCA: comparison of lasso and cardinality constraint.

Rosember Guerra-Urzola, Niek C. de Schipper, Anya Tonne, Klaas Sijtsma, Juan C. Vera, Katrijn Van Deun

Adv. Data Anal. Classif., March, 2023

2022

Measuring cyber secure behavior of elementary and high school students in the Netherlands.

Jacob Willem Abraham Witsenboer, Klaas Sijtsma, Fedde Scheele

Comput. Educ., 2022

2013

Comparing Optimization Algorithms for Item Selection in Mokken Scale Analysis.

J. Hendrik Straat, L. Andries Van der Ark, Klaas Sijtsma

J. Classif., 2013

2007

Two-way imputation: A Bayesian method for estimating missing scores in tests and questionnaires, and an accurate approximation.

Joost R. Van Ginkel, L. Andries Van der Ark, Klaas Sijtsma, Jeroen K. Vermunt

Comput. Stat. Data Anal., 2007