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: @LethbridgeCity I love how playful you guys are becoming -- both on- and offline! 🚗 🚕 🚙 #beepbeep
Emotion: joy
Intensity score: 
0.673