Research theme

Language & digital markers

Speech, language and smartphone data as scalable markers of mental health.

Projects

LAMBDA study
The LAMBDA study (Language Markers and Brain Dysfunction in Early Psychosis) investigates the link between language and mental health, specifically focusing on psychosis.
PhenoNetz: transdiagnostic phenotyping with experience sampling
Through our involvement in the Early Recognition and Intervention Service for Mental Disorders (FETZ) of the University Hospital Cologne, we noticed that the currently established prevention approach in psychiatry, which targets diagnosis-specific syndromes, does not cover the majority of…

Publications

Processing speed and verbal learning ability as predictors of assessor-rated and Ecological Momentary Assessment self-reported functioning: Findings from AMP SCZ

Pratt, D. N., Lewandowski, K. E., Hacker, H., Kambeitz-Ilankovic, L., Yassin, W., Shah, J., …, Kambeitz, J., …, Mittal, V. A.

Schizophr Bull 52 · 2026

DOI for “Processing speed and verbal learning ability as predictors of assessor-rated and Ecological Momentary Assessment self-reported functioning: Findings from AMP SCZ”

Blocking the reflection: Milestones and hurdles for digital twins in mental health

Verhees, F. G., Wiest, I. C., Kather, J. N., Kambeitz, J., Mikolas, P.

Pharmacopsychiatry · 2026

DOI for “Blocking the reflection: Milestones and hurdles for digital twins in mental health”

Collecting language, speech acoustics, and facial expression to predict psychosis and other clinical outcomes: strategies from the AMP® SCZ initiative

Bilgrami, Z. R., Castro, E., Agurto, C., Liebenthal, E., Ennis, M., Baker, J. T., …, Kambeitz, J., Kambeitz-Ilankovic, L., …, Wolff, P. M.

Schizophrenia (Heidelb) 11, 125 · 2025

DOI for “Collecting language, speech acoustics, and facial expression to predict psychosis and other clinical outcomes: strategies from the AMP® SCZ initiative”

Observer-independent assessment of content overlap in mental health questionnaires: Large language model-based study

Böke, A., Hacker, H., Chakraborty, M., Baumeister-Lingens, L., Vöckel, J., Koenig, J., …, Lichtenstein, T. K., …, Kambeitz-Ilankovic, L., Kambeitz, J.

JMIR AI 4, e79868 · 2025

DOI for “Observer-independent assessment of content overlap in mental health questionnaires: Large language model-based study”

The empirical structure of psychopathology is represented in large language models

Kambeitz, J., Schiffman, J., Kambeitz-Ilankovic, L., Mittal, V. A., Ettinger, U., Vogeley, K.

Nat Ment Health 3, 1482–1492 · 2025

DOI for “The empirical structure of psychopathology is represented in large language models”