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: @sportinglifecan I keep a down vest or sweater in my pack year round! Helps on chilly mornings or breezy mountain tops! #mysportinglife
Emotion: joy
Intensity score: 
0.520