"Having a lot of patients does not necessarily mean you can test them all in a controlled, valid manner," says Steeves.
“虽然有许多的受试者，但并不意味着你能对所有患者进行有效、可控的医疗实验”Steeves说道。
2
This eliminated physical landmarks people often use to remember faces and forced the subjects to rely on major features alone, which was the skill Steeves and her team were trying to test.