?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F562%2F&rft.title=Inferring+eye+movements+on+the+basis+of+head+and+visual+target+position&rft.creator=Batten%2C+L.M.&rft.creator=Whiten%2C+B.&rft.subject=Medical+and+pharmaceutical&rft.description=The+modern+optical+lens+design+process+relies+on+ray-tracing+that+requires+the+geometry+of+the+visual+task+to+be+simulated+in+order+to+derive+the+optical+parameters.+Such+measurements+must+take+into+account+distant%2C+intermediate+and+near+visual+tasks.+SOLA+has+developed+a+non-intrusive%2C+low+cost+system+which+tracks+eye+movements+during+the+reading+process.+This+report+analyses+their+procedure+in+order+to+determine+the+accuracy+of+the+tracking+system.+It+concludes+that+some+assumptions+in+the+existing+algorithm+are+overly+restrictive%2C+while%2C+overall%2C+this+is+an+effective+tracking+method.+In+addition%2C+a+Fourier+analysis+of+the+sampling+rate+demonstrates+that+10+Hz+is+a+sufficiently+high+rate+to+use%2C+and+that+lossy+compression+is+adequate+for+their+needs.&rft.date=2001&rft.type=Study+Group+Report&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F562%2F1%2FInferring-eye-movements-on-the-basis-of-head-and-visual-target-position.pdf&rft.identifier=++Batten%2C+L.M.+and+Whiten%2C+B.++(2001)+Inferring+eye+movements+on+the+basis+of+head+and+visual+target+position.++%5BStudy+Group+Report%5D+++++