Before revision:  It allows a quantitative (intensity) and qualitative (nature of feelings/frequency) of the emotionalphenomenon which provides a novel scientific approach of the nature of the mind, complementary to the on going research of physiological manifesta-tion of emotions.
After revision:  It allows a quantitative (intensity) and qualitative (nature of feelings/frequency) of the emotional phenomenon which provides a novel scientific approach of the nature of the mind, complementary to the on going research of physiological manifesta-tion of emotions.