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: .@Travelanswerman: When U ride on a pile of salt life is extra sweet! Always salty always savory! #surfing #aloha #smiling …
Emotion: joy
Intensity score: 
0.680