On Developing a Knowledge Base in Infancy.

摘要: The development of conceptual categories from 7 to 11 months age was explored in 5 experiments using an object-examination task. Infants this range categorized the global domains animals, vehicles, and furniture. Plants kitchen utensils were tested at months, these also categorized. When 9-month-olds on utensils, they did not categorize them. Subdivisions within animal furniture examined. show any subcategorization In domain both 9- 11-month-olds responded life-form distinction between dogs birds, but differentiate mammal cats until months. This early organization system into that become increasingly differentiated is discussed relation adult its breakdown semantic dementia.