Task: Estimate the strength of emotion E in the tweet by assigning it a real-valued score between 0 and 1, where 0 signifies the least intensity and 1 signifies the greatest intensity.
Tweet: As a photographer this portrait shooting mode on the iPhone 7 Plus is going to frustrate me ~75% of the time but delight ~25% of the time.
Emotion: joy
Intensity score: 
0.161