Ilvana Dzafic

Predicting subclinical psychotic-like experiences on a continuum using machine learning

Jeremy A Taylor, Kit Melissa Larsen, Ilvana Dzafic, Marta I Garrido

Journal article  |  2021  |  NEUROIMAGE

Previous studies applying machine learning methods to psychosis have primarily been concerned with the binary classification of ch..

Stronger Top-Down and Weaker Bottom-Up Frontotemporal Connections During Sensory Learning Are Associated With Severity of Psychotic Phenomena

Ilvana Dzafic, Kit M Larsen, Hayley Darke, Holly Pertile, Olivia Carter, Suresh Sundram, Marta Garrido

Journal article  |  2021  |  SCHIZOPHRENIA BULLETIN

Recent theories in computational psychiatry propose that unusual perceptual experiences and delusional beliefs may emerge as a con..

Randomised controlled trial of Compensatory Cognitive Training and a Computerised Cognitive Remediation programme

Frances Dark, Ellie Newman, Victoria Gore-Jones, Veronica De Monte, Marta I Garrido, Ilvana Dzafic

Journal article  |  2020  |  TRIALS

BACKGROUND: Compensation and adaptation therapies have been developed to improve community functioning via improving neurocognitiv..

Statistical Learning and Inference Is Impaired in the Nonclinical Continuum of Psychosis

Ilvana Dzafic, Roshini Randeniya, Clare D Harris, Moritz Bammel, Marta Garrido

Journal article  |  2020  |  JOURNAL OF NEUROSCIENCE

Our perceptions result from the brain's ability to make inferences, or predictive models, of sensory information. Recently, it has..

Aberrant connectivity in auditory precision encoding in schizophrenia spectrum disorder and across the continuum of psychotic-like experiences

Kit Melissa Larsen, Ilvana Dzafic, Hayley Darke, Holly Pertile, Olivia Carter, Suresh Sundram, Marta Garrido

Journal article  |  2020  |  SCHIZOPHRENIA RESEARCH

BACKGROUND: The ability to generate a precise internal model of statistical regularities is impaired in schizophrenia. Predictive ..

Stria terminalis, amygdala, and temporoparietal junction networks facilitate efficient emotion processing under expectations

Ilvana Dzafic, Lena Oestreich, Andrew K Martin, Bryan Mowry, Hana Burianova

Journal article  |  2019  |  HUMAN BRAIN MAPPING

Rapid emotion processing is an ecologically essential ability for survival in social environments in which threatening or advantag..

Alteration of functional brain architecture in 22q11.2 deletion syndrome - Insights into susceptibility for psychosis

Kit Melissa Larsen, Ilvana Dzafic, Hartwig Roman Siebner, Marta Isabel Garrido

Journal article  |  2019  |  NEUROIMAGE

The 22q11.2 deletion is one of the most common copy number variants in humans. Carriers of the deletion have a markedly increased ..

Neural correlates of dynamic emotion perception in schizophrenia and the influence of prior expectations

Ilvana Dzafic, Hana Burianova, Andrew K Martin, Bryan Mowry

Journal article  |  2018  |  SCHIZOPHRENIA RESEARCH

Impaired emotion perception is a well-established and stable deficit in schizophrenia; however, there is limited knowledge about t..

Association between schizophrenia polygenic risk and neural correlates of emotion perception

Ilvana Dzafic, Hana Burianova, Sathish Periyasamy, Bryan Mowry

Journal article  |  2018  |  PSYCHIATRY RESEARCH-NEUROIMAGING

The neural correlates of emotion perception have been shown to be significantly altered in schizophrenia (SCZ) patients as well as..

Causal evidence for task-specific involvement of the dorsomedial prefrontal cortex in human social cognition

Andrew K Martin, Ilvana Dzafic, Swathi Ramdave, Marcus Meinzer

Journal article  |  2017  |  SOCIAL COGNITIVE AND AFFECTIVE NEUROSCIENCE

The dorsomedial prefrontal cortex (dmPFC) is a key hub of the 'social brain', but little is known about specific processes support..