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Perplexity and pseudo-perplexity as objective measures of linguistic deficits in schizophrenia: Evidence from a Korean-Speaking cohort
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DOI:10.1016/j.schres.2026.04.030.png)
Abstract
En 中文
Linguistic deficits are core features of schizophrenia. Perplexity (PPL) and pseudo-perplexity (PPPL), derived from language models, serve as probabilistic metrics of contextual uncertainty. This study investigated their utility as objective markers for distinguishing patients with schizophrenia from healthy controls.
Keywords:
Perplexity
Pseudo-perplexity
Schizophrenia
Linguistic deficits
Language models
Journal
IF:
3.5
Papers:
1.7W
Citations:
2.2W
