human 23 human experiment article 17 female 16 male 15 adult 12 controlled study 12 Humans 10 learning 7 deep learning 6 problem based learning 6 Problem-Based Learning 5 clinical article 5 machine learning 5 Article 4 algorithm 4 child 4 education 4 electroencephalogram 4 normal human 4 prediction 4 problem solving 4 Adult 3 Algorithms 3 Deep learning 3 Female 3 Male 3 curriculum 3 feature extraction 3 learning environment 3