Task: Measure the level of emotion E in the tweet using a real-valued score between 0 and 1, where 0 represents the lowest intensity and 1 represents the highest intensity.
Tweet: Even after @O2 ref the £5k fraud, they still treat me like dirt. No returned calls or apology #shocking #customerservice @mse @resolvercouk
Emotion: fear
Intensity score: 
0.562