Determine the valence intensity of the following tweet, considering the mental state of the author. Assign a real number between 0 and 1, where 0 denotes extremely negative and 1 denotes extremely positive.
Tweet: @TamraBarney @ShannonBeador @RHOC_KellyDodd Tamra would F her up if she swung on Tamra\nKelly is a piece of 💩 #needstobeadmitted
0.260