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: ACT 4 #anxiety &amp; #depression group. @livingwellihc beginning Mon October 17 for 6 weeks. Contact me to register now! #mindfulness #Halifax
Emotion: sadness
Intensity score: 
0.562