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Elana K. Schwartz
Researcher at Louisiana State University
Publications - 13
Citations - 213
Elana K. Schwartz is an academic researcher from Louisiana State University. The author has contributed to research in topics: Schizotypy & Psychopathology. The author has an hindex of 6, co-authored 12 publications receiving 100 citations.
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Journal ArticleDOI
Validating digital phenotyping technologies for clinical use: the critical importance of "resolution".
Alex S. Cohen,Elana K. Schwartz,Thanh P. Le,Tovah Cowan,Christopher Cox,Raymond P. Tucker,Peter W. Foltz,Terje B. Holmlund,Brita Elvevåg +8 more
TL;DR: Large-scale genetic studies provide a wealth of information of direct clinical relevance and integration with other types of -omics data will be essential to elucidating biological mechanisms, identification of novel drugs, and translation of findings into the clinic.
Journal ArticleDOI
Ambulatory vocal acoustics, temporal dynamics, and serious mental illness
Alex S. Cohen,Taylor L. Fedechko,Elana K. Schwartz,Thanh P. Le,Peter W. Foltz,Jared Bernstein,Jian Cheng,Terje B. Holmlund,Brita Elvevåg +8 more
TL;DR: It is suggested that vocal expression fails to modulate across changing affective states in individuals with active SMI symptoms, this lack of modulation may be commonly associated with many SMI Symptoms, and vocal analysis can accommodate temporal dynamics.
Journal ArticleDOI
Digital phenotyping of negative symptoms: the relationship to clinician ratings.
Alex S. Cohen,Elana K. Schwartz,Thanh P. Le,Tovah Cowan,Brian Kirkpatrick,Ian M. Raugh,Gregory P. Strauss +6 more
TL;DR: This article documents and evaluates the lack of convergence between clinical ratings and biobehavioral data, and explains this divergence in terms of "resolution" - a critical psychometric property in biomedical, engineering, and computational sciences defined as precision in distinguishing various aspects of a signal.
Journal ArticleDOI
Ambulatory digital phenotyping of blunted affect and alogia using objective facial and vocal analysis: Proof of concept.
Alex S. Cohen,Tovah Cowan,Thanh P. Le,Elana K. Schwartz,Brian Kirkpatrick,Ian M. Raugh,Hannah C. Chapman,Gregory P. Strauss +7 more
TL;DR: Vocal and facial features showed statistically significant convergence with a "gold standard" negative symptom measure and were more strongly associated with engagement in social or work activities in patients than negative symptom ratings, which support the use of ambulatory vocal/facial analytic technologies for digital phenotyping of these negative symptoms.
Journal ArticleDOI
Exploring the racial diagnostic bias of schizophrenia using behavioral and clinical-based measures.
TL;DR: The findings confirmed the diagnostic bias between African Americans and White individuals though there were no differences on clinician symptom ratings and Moderation analysis suggests that behaviorally based measures impact the relationship between race and diagnosis; however, this was largely unsupported for race and clinical symptom ratings.