面孔再认中同龄效应的发展特点及影响因素.pdfVIP

T he D evelopm ent and Influ en cing F actors of O w n-age E ffect in F ace R ecogn ition A b s tra c t T h e ow n-age effect refers to that individuals show superior perform ance in identifying faces of their ow n age w hen com pared w ith other-age faces. T h is phenom enon is not on ly an im portant research top ic in the field of face recogn ition, but also th e crucial study object in social p sychology. A lthough a lot of researchers have raised a variety of theoretical hypothesis from different angles so far, th ere are still som e differences and room s for discussion. T he studies on th e ow n-age effect can help to im prove the identification accuracy of different age eyew itness in the field of adm inistration of justice. A ccording to th e resu lts of this study, w e can also design a reasonab le p lan to give effective interventions in our daily life existing the ow n-age effect and to explore effective w ays to reduce the b ias. B ased on previous studies, the research aim s to exp lore the perform ance of indiv iduals at different ages recogn izing their ow n-age and oth er-age faces as w ell as th e influencing factors of the effect. Four exp erim ents w ere included in th e research : In order to verify th e existence of ow n-age effect and lay the foundation for flirther research on its influencing factors, exp erim ent 1 exam ined the ow n-age effect of ch ildren (7-8 years old), young adu lts (18-25 years old) and older adu lts (60-70 years old) b y adop ting a 3 (participant age :children, young adu lts, older adu lts) X 3 (face age :ch ildren, young adu lts, older adults) m ixed design. Starting form the perceptual expertise hyp othesis, w e exam ined the ow n-age effect in tw o groups of 60 participants w ho have different degree of exposure to ch ildren in experim ent 2