Language as a biomarker for psychosis: a natural language processing approach

CM Corcoran, VA Mittal, CE Bearden, RE Gur… - Schizophrenia …, 2020 - Elsevier
Human ratings of conceptual disorganization, poverty of content, referential cohesion and
illogical thinking have been shown to predict psychosis onset in prospective clinical high risk …

[HTML][HTML] Anomalies in language as a biomarker for schizophrenia

JN De Boer, SG Brederoo, AE Voppel… - Current opinion in …, 2020 - journals.lww.com
Language disturbances are a key feature of schizophrenia. Although in its early stages, the
emerging field of research focused on computational linguistics suggests an important role …

Voice patterns in schizophrenia: A systematic review and Bayesian meta-analysis

A Parola, A Simonsen, V Bliksted, R Fusaroli - Schizophrenia research, 2020 - Elsevier
Voice atypicalities have been a characteristic feature of schizophrenia since its first
definitions. They are often associated with core negative symptoms such as flat affect and …

Understanding language abnormalities and associated clinical markers in psychosis: the promise of computational methods

K Hitczenko, VA Mittal, M Goldrick - Schizophrenia Bulletin, 2021 - academic.oup.com
The language and speech of individuals with psychosis reflect their impairments in cognition
and motor processes. These language disturbances can be used to identify individuals with …

Acoustic speech markers for schizophrenia-spectrum disorders: a diagnostic and symptom-recognition tool

JN De Boer, AE Voppel, SG Brederoo… - Psychological …, 2023 - cambridge.org
Background Clinicians routinely use impressions of speech as an element of mental status
examination. In schizophrenia-spectrum disorders, descriptions of speech are used to …

[HTML][HTML] Combining automatic speech recognition with semantic natural language processing in schizophrenia

S Ciampelli, AE Voppel, JN De Boer, S Koops… - Psychiatry …, 2023 - Elsevier
Natural language processing (NLP) tools are increasingly used to quantify semantic
anomalies in schizophrenia. Automatic speech recognition (ASR) technology, if robust …

Detection of major depressive disorder, bipolar disorder, schizophrenia and generalized anxiety disorder using vocal acoustic analysis and machine learning: an …

C Wanderley Espinola, JC Gomes… - Research on Biomedical …, 2022 - Springer
Purpose Current diagnosis and treatment in psychiatry are heavily dependent on patients'
reports and clinician's judgment, thus are sensitive to memory and subjectivity biases. On …

Non-verbal speech cues as objective measures for negative symptoms in patients with schizophrenia

Y Tahir, Z Yang, D Chakraborty, N Thalmann… - PLoS …, 2019 - journals.plos.org
Negative symptoms in schizophrenia are associated with significant burden and possess
little to no robust treatments in clinical practice today. One key obstacle impeding the …

The aprosody of schizophrenia: Computationally derived acoustic phonetic underpinnings of monotone speech

MT Compton, A Lunden, SD Cleary, L Pauselli… - Schizophrenia …, 2018 - Elsevier
Objective Acoustic phonetic methods are useful in examining some symptoms of
schizophrenia; we used such methods to understand the underpinnings of aprosody. We …

[HTML][HTML] Facial and vocal markers of schizophrenia measured using remote smartphone assessments: observational study

A Abbas, BJ Hansen, V Koesmahargyo… - JMIR formative …, 2022 - formative.jmir.org
Background Machine learning–based facial and vocal measurements have demonstrated
relationships with schizophrenia diagnosis and severity. Demonstrating utility and validity of …