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: @DxfyingGrxvity - frustration, looking up at Elphaba in a frown of aggravation. Her high pitched voice was growing more and more --
Emotion: anger
Intensity score: 
0.604