Task: Evaluate the strength of emotion E in the tweet, providing a real-valued score from 0 to 1. A score of 0 denotes the absence of the emotion, while a score of 1 indicates the highest degree of intensity.
Tweet: I seem to alternate between 'sleep-full' and sleepless nights. Tonight is a sleepless one. 😕 #insomnia  #notfair
Emotion: fear
Intensity score: 
0.583