-- A perplexity:  1.50482752
 -- B perplexity:  1.73800586
 -- A label in top-K:
      K = 1: 0.8938
      K = 2: 0.9486
      K = 3: 0.9640
      K = 4: 0.9714
      K = 5: 0.9757
 -- B label in top-K:
      K = 1: 0.8544
      K = 2: 0.9277
      K = 3: 0.9502
      K = 4: 0.9609
      K = 5: 0.9671
 -- Top-K agreement, A vs B:
      K = 1: 0.9131
      K = 2: 0.6351
      K = 3: 0.3662
      K = 4: 0.1862
      K = 5: 0.0865
 -- KL divergence (A, B):  0.18598530
 -- KL divergence (B, A):  0.13773698