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: @Aamnaa___ @drkarthik_n your per capita income is almost same like us. Gini Coefficient is very dismal. Ambitions are high but output Zero.
0.482