Task: Determine the degree of intensity for emotion E in the tweet, giving it a score between 0 and 1, where 0 signifies the least intensity and 1 signifies the greatest intensity.
Tweet: Mind if I tag along?' She asked cheerfully, sweeping a lock of hair behind her ear. 'I want to see if you've really got • @DitheringWizard
Emotion: joy
Intensity score: 
0.340