摘要
Duringpursuiteyemovements,whethertherelationshipsamongthevisualsensitivity,pursuitvelocity,andtargetvelocityarelinearornon-linearisanoldissue.Inthisstudy,wereexaminedtheirrelationshipswithsevenspeedsbyasimplecharacterdiscriminationtaskusinganinfraredeyetracker.Ourresultsfoundthatthepursuitvelocityandaccuracywerenon-linearlyrelatedwiththetargetvelocity.Besides,theperceptualsensitivitywasnotlinearlyrelatedwiththepursuitvelocityeither.Asignificantdifferenceexistedbetweenlower(lessthan20deg/s)andhigherspeeds(greaterthan20deg/s).Inaddition,wefoundtherewasnopositionbiasofvisualsensitivitybetweenaheadofandbehindthepursuittarget,buttherewasasignificantperceptualdissymmetrybetweenhorizontalandverticaldirectionsatlowerpursuitspeeds.
出版日期
2014年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)