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Disentangling the Psycholinguistic Loci of Anomia with Cognitive Psychometric Models
This article reviews advanced statistical techniques for measuring impairments in object naming, particularly in the context of stroke-induced aphasia. Traditional testing strategies can be challenged by the multifaceted nature of impairments that arise due to the complex relationships between localized brain damage and disruption to the cognitive processes required for successful object naming. Cognitive psychometric models can combine response-type analysis with item-response theory to yield accurate estimates of multiple abilities using data collected from a single task. The models also provide insights about how the te...
Source: Seminars in Speech and Language - July 14, 2021 Category: Speech-Language Pathology Authors: Grant M Walker Source Type: research