KL lower bound : 0.011084   95% CI over 24 windows [0.008125, 0.014216]
median KLD     : 0.000022     p90 0.023977  p95 0.048413  p99 0.177007  max 7.3628
same top-1     : 97.550 %   [96.690, 98.381]
ppl            : reference 1.8919   candidate 1.8922   (+0.016 %)
|d logprob|    : 0.06066 on the actual tokens
common set     : mass median 1.00000  p1 0.99213  min 0.7041   (coarsened with 9 run(s))
normalization  : stored top-K mass max 1.0000018, rows past 1+1e-4: 0
written to /logs/kld-ref-b1-code.json