Humans depth perception human 78 Space Perception 64 female 51 male 51 adult 50 Adult 41 Female 41 Male 41 physiology 40 Young Adult 33 young adult 33 attention 27 Attention 23 vision 21 Visual Perception 20 article 19 pattern recognition 18 association 17 Cues 16 human experiment 15 Adolescent 14 adolescent 14 Article 13 Pattern Recognition, Visual 13 controlled study 12 child 10 middle aged 10 reaction time 10