depth perception human 84 Humans 78 Space Perception 65 female 57 male 57 adult 56 Female 42 Male 42 Adult 41 physiology 41 young adult 34 Young Adult 33 attention 29 Attention 23 vision 22 Visual Perception 21 article 21 Article 19 association 18 pattern recognition 18 Cues 17 controlled study 17 human experiment 16 Adolescent 14 adolescent 14 Pattern Recognition, Visual 13 memory 12 middle aged 11 Psychomotor Performance 10