2、观点与事实-人类的预期 Science 30 November 2012: <Prev Table of Contents Next Vol.338n0.6111pp.1202-1205 D0:10.1126/science.1225266 Read Full Text to Comment(0) REPORT 脑功能行使的大规模模型 A Large-Scale Model of the Functioning Brain Chris Eliasmith-,Terrence C.Stewart,Xuan Choo,Trevor Bekolay,Travis DeWolf,Yichuan Tang, Daniel Rasmussen ±Author Affiliations -'To whom correspondence should be addressed.E-mail:celiasmith @uwaterloo.ca ABSTRACT A central challenge for cognitive and systems neuroscience is to relate the incredibly complex behavior of animals to the equally complex activity of their brains.Recently described,large-scale neural models have not bridged this gap between neural activity and biological function.In this work,we present a 2.5-million- neuron model of the brain(called "Spaun")that bridges this gap by exhibiting many different behaviors.The model is presented only with visual image sequences,and it draws all of its responses with a physically modeled arm.Although simplified,the model captures many aspects of neuroanatomy,neurophysiology, and psychological behavior,which we demonstrate via eight diverse tasks.脑功能行使的大规模模型