Dissociations of visual recognition in a developmental agnosic:: Evidence for separate developmental processes

Dissociations of visual recognition in a developmental agnosic:: Evidence for separate developmental processes
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DOI:
10.1076/neur.9.5.380.16556
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发表时间:
2003-10-01
期刊:
影响因子:
0.8
通讯作者:
Kulomäki, T
Kulomäki, T
中科院分区:
医学4区
文献类型:
--
作者:
Duchaine, BC;Nieminen-von Wendt, T;Kulomäki, T

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我们报告的结果调查的脸,地方,和对象的识别在发展的不可知论者的测试,因为解离的视觉识别在发展的不可知论者提供洞察到可分离的程序执行识别和这些程序的发展起源。TA是一名40岁出头的软件工程师,患有发育性面孔失认症。他在低级视觉测试中表现正常,在基本视觉水平上,他能正常地说出物体的名字。为了比较他对不同类别的识别能力,我们向他提供了一个著名的地标测试,一个著名的面孔测试,以及涉及陌生面孔、房屋、自然景观、汽车、马、枪、太阳镜和工具的新旧辨别。他在面部识别测试中表现不佳,但在地点识别测试中表现正常。他还表现出严重的障碍与马和汽车,边缘障碍与枪和太阳镜,和正常的性能与工具。这些结果表明,组装用于人脸识别和某些类型的物体识别的程序的发展过程是独立的,从那些过程中产生的程序用于位置识别。
We report the results of tests investigating the recognition of faces,, places, and objects in a developmental agnosic, because dissociations of visual recognition in developmental agnosics provide insight into the separable procedures performing recognition and the developmental origins of these procedures. TA is a software engineer in his early 40s with developmental prosopagnosia. He performs normally on tests of low-level vision, and he names objects at the basic level normally. In order to compare his recognition abilities for different classes, we have presented him with a famous landmarks test, a famous faces test, and old/new discriminations involving unfamiliar faces, houses, natural landscapes, cars, horses, guns, sunglasses, and tools. He was impaired on the face recognition tests, but performed normally on the place recognition tests. He also showed severe impairments with horses and cars, borderline impairments with guns and sunglasses, and normal performance with tools. These results indicate that the developmental processes that assemble the procedures used for face recognition and certain types of object recognition are separate from those processes that produce the procedures used for place recognition.