Mean square error 190 human 108 Article 79 Humans 79 male 75 female 70 controlled study 64 adult 63 Forecasting 57 Technology: general issues 52 major clinical study 49 Root mean square errors 48 K-means clustering 47 History of engineering and technology 46 Female 43 Male 42 Research & information: general 41 Errors 39 Machine learning 35 Neural networks 34 aged 34 article 34 diagnostic imaging 30 machine learning 28 middle aged 28 Adult 25 Deep learning 25 Learning algorithms 23 Mean absolute error 23 Middle Aged 22