Affective learning 1 Behavioral analysis 1 Biological signals 1 Convolutional neural network 1 Convolutional neural networks 1 Face recognition 1 Facial Expressions 1 Facial expression recognition 1 Heart rate variability 1 Image database 1 Internet of things 1 Neural-networks 1 Physiological data 1 Physiology 1 Students 1 article 1 attention 1 behavioral analysis 1 controlled study 1 convolutional neural network 1 data analysis 1 facial expression 1 facial expressions 1 facial recognition 1 heart rate variability 1 human 1 human experiment 1 image databases internet of things 1 learning 1