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Topic: fidelity

Seminar
2 seminars

In Cognition and Cognitive Psychology

Seminar · Statistics

Fidelity and Replication: Modelling the Impact of Protocol Deviations on Effect Size

Michelle Ellefson · Faculty of Education, University of Cambridge

Tue, Feb 28, 2023 · 15:00 UTC

Cognitive science and cognitive neuroscience researchers have agreed that the replication of findings is important for establishing which ideas (or theories) are integral to the study of cognition across the lifespan. Recently, high-profile papers have called into question findings that were once thought to be unassailable. Much attention has been paid to how p-hacking, publication bias, and sample size are responsible for failed replications. However, much less attention has been paid to the fidelity by which researchers enact study protocols. Researchers conducting education or clinical tria

Seminar · Cognition

Categories, language, and visual working memory: how verbal labels change capacity limitations

Alessandra S. Souza · University of Porto, University of Zurich

Wed, Aug 11, 2021 · 14:00 UTC

The limited capacity of visual working memory constrains the quantity and quality of the information we can store in mind for ongoing processing. Research from our lab has demonstrated that verbal labeling/categorization of visual inputs increases its retention and fidelity in visual working memory. In this talk, I will outline the hypotheses that explain the interaction between visual and verbal inputs in working memory, leading to the boosts we observed. I will further show how manipulations of the categorical distinctiveness of the labels, the timing of their occurrence, to which item label