虚拟现实导航迷宫范式课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,How age-related strategy switching deficits affect wayfinding in complex,environments,Mathew a harris.Thomas wolbe,Neurobiology of Aging,2013,responsive brain regions during goal-directed naviga tiof ational,Functional connections between optic flow areas and navig,Neuroimage,201,A central role for the retrosplenial cortex in de novo environmental learning,Stephen D Auger,Peter Zeidman,Eleanor A Maguire,An event map of memory space in the Hippocampus,orena deuker jacob ls Bellmund Tobias Navarro schro der Christian F Doeller,The Neural Representation of Prospective Choice during Spatial Planning ar,Decisions,ael Kost,ter,William D.Penny,Neil Burgess,Karl J,Frist,F时 er start,VEs and routes,o Teleport Star:,0,Teleport End,Route/Con,研究,How age-related strategy switching deficits affect wayfinding in,complex environments,Mathew A Harris.Thomas wolbe,Neurobiology of Aging,2013,实验设计,被试25年人(13男)(3829岁),25老年人(14男)(6179岁),实验设计28年轻(青年人、老年人)2N路变换,switch/reversal)2M枞现实环境,实验流程现实城导航,虚拟现实十字迷官,研究目的1证明老年人白我向非白我策路转换受损,2、老年人的策略选择受损会影响导航成绩。,VEs and routes,D,26a2,-shortcut,1个训练循环,1个训练循环,-Shortcut2,2路线x2,2路线x2,探测x3VE,X,VE2,7训练循环数3,训练阶段,VE screen shot,Probe trial screen shot,Which way is the,Post Office?,训练阶段,训练阶段的探测试次,只能沿着固定路线移动,路口呈现箭头指示方向,e测试阶段,4原本学习路线,4新路线,s1-G2(VE1、2,S2G1(VE1、2,16试次=8路线x2,任务目标:不需要严格遵循之前的路线,测验过程中的,目标是沿着最短的捷径达到要求的目标地点,虚拟现实十字迷宫,Plus Maze Task,Virtual Plus Maze,PLACE,RESPONSE,mmTop,SWITCH,1520试次x9bock(4 switch+4 reversal)=155试次,结果,Testing:route length,结果,10,Short virtual plus maze task performance,b60,S-P,S-R,R-R,