Introduction
Accurate interpretation of medical images plays a crucial role in the diagnosis of many medical conditions. This process often requires the visual detection of abnormalities, such as lung nodules in radiographs or masses in mammograms. Although experts undergo substantial training, they cannot always make the correct decision (Brady, As the accurate interpretation of medical images relies on the detection and categorisation of objects, differences in diagnostic accuracy among practitioners may partially result from individual differences in visual abilities. The existence of such differences is supported by evidence for a domain-general object recognition ability (As The study of domain-general high-level visual abilities is an emerging research area (Gauthier, 