Task: Calculate the intensity of emotion E in the tweet as a decimal value ranging from 0 to 1, with 0 representing the lowest intensity and 1 representing the highest intensity.
Tweet: When a guy comes on the train that smells like a mixture of a damp dog, old sweat and sewage works!!!! #gross  #getoffthetrain #smelly
Emotion: fear
Intensity score: 
0.438