Task: Evaluate the valence intensity of the tweeter's mental state based on the tweet, assigning it a real-valued score from 0 (most negative) to 1 (most positive).
Tweet: @musicfae15 [He grumbled as he sat atop the sushi bar stool, crossing his arms defiantly, in a playful gesture, though he gave anyone who &gt;
Intensity score: 
0.550