Assess the level of sadness present in the following tweet: "@Cigna bows out for the moment. Rather than sulk, I'm going to @UCSF for an opinion from the guys studying #Oligodendroglioma. ✌️&amp; ❤️ &amp; 🍩's". Provide a real number between 0 and 1, with 0 representing the least intensity and 1 representing the highest intensity.
0.312