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: The possibilities R endless Becca when U unplug from the 'Matrix!' Stay salty and #happy #surfing! #sunset #aloha …
Emotion: joy
Intensity score: 
0.604