▁perform ▁from ▁memory ▁without ▁score . ▁E ye ▁movement ▁in ▁music ▁reading ▁may ▁at ▁first ▁appear ▁to ▁be ▁similar ▁to ▁that ▁in ▁language ▁reading , ▁since ▁in ▁both ▁activities ▁the ▁eyes ▁move ▁over ▁the ▁page ▁in ▁fix ations ▁and ▁s acc ades , ▁pick ing ▁up ▁and ▁processing ▁c oded ▁mean ings . ▁ ▁However , ▁music ▁is ▁non ling u istic ▁and ▁involves ▁a ▁strict ▁and ▁continuous ▁time ▁constraint ▁on ▁an ▁output ▁that ▁is ▁generated ▁by ▁a ▁continuous ▁stream ▁of ▁c oded ▁instructions . ▁ ▁Sc ene ▁view ing ▁E ye ▁movement ▁in ▁scene ▁view ing ▁refers ▁to ▁the ▁visual ▁processing ▁of ▁information ▁presented ▁in ▁scenes . ▁A ▁core ▁aspect ▁of ▁studies ▁in ▁this ▁area ▁is ▁the ▁division ▁of ▁eye ▁movements ▁into ▁the ▁rapid ▁movement ▁of ▁the ▁eyes ▁( s acc ades ), ▁and ▁the ▁focus ▁of ▁the ▁eyes ▁on ▁a ▁point ▁( fix ations ). ▁Several ▁factors ▁can ▁influence ▁eye ▁movement ▁in ▁scene ▁view ing , ▁including ▁the ▁task ▁and ▁knowledge ▁of ▁the ▁vie wer ▁( top - down ▁factors ), ▁and ▁the ▁properties ▁of ▁the ▁image ▁being ▁viewed ▁( bottom - up ▁factors ). ▁Typ ically , ▁when ▁presented ▁with ▁a ▁scene , ▁view ers ▁demonstrate ▁short ▁fix ation ▁dur ations ▁and ▁long ▁sac cade ▁amplit udes ▁in ▁the ▁earlier ▁phases ▁of ▁view ing ▁an ▁image . ▁This ▁is ▁followed ▁by ▁longer ▁fix ations ▁and ▁shorter ▁s acc ades ▁in ▁the ▁latter ▁phases ▁of ▁scene ▁view ing ▁processing . ▁It ▁has ▁also ▁been ▁found ▁that ▁eye ▁movement ▁behaviour ▁in ▁scene