human 220 Humans 175 male 101 female 98 Article 96 adult 90 article 84 controlled study 80 feature selection 66 Male 54 Female 53 machine learning 46 major clinical study 44 Feature selection 42 Adult 37 Feature extraction 37 Machine learning 35 nonhuman 34 Forecasting 32 aged 31 genetics 31 Attention 30 attention 30 young adult 30 Classification (of information) 29 Decision making 29 physiology 29 procedures 28 Animals 27 human experiment 27