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: The ecosystem is meant to break thru the wall of #apprehension. It's easy to follow a fave music star &amp; watch their goings on–but #dentists?
Emotion: fear
Intensity score: 
0.458