Community detection and population heterogeneity in networks of psychometric subjects
When many people answer the same questionnaire, are they really one homogeneous population — or are there hidden subgroups responding in systematically different ways?
arXiv:2605.29749 Inference of generalised spin models for questionnaires
Borrowing the mathematics physicists use for interacting magnetic spins, we model how the answers to different questionnaire items influence one another.
arXiv:2605.29739 Information-theoretic approaches to item selection in survey design
Long questionnaires are tiring and often redundant. Using information theory, we ask which items actually carry independent information and which can be dropped.
in progress