Exact dynamic programming optimizes the integer Bennett-distortion surrogate but does not consistently improve real-model perplexity; across 15 cells it is far slower than the damped allocator and sometimes helps, ties, or hurts.

Exact dynamic programming optimizes the integer Bennett-distortion surrogate but does not consistently improve real-model perplexity; across 15 cells it is far slower than the damped allocator and sometimes helps, ties, or hurts. · CiteArk

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指标与条件	论文报告	最近可用实测	证据判断
bpd: 0.5 · side: K-only · model: LLaMA-3.1-8B · solver: damped proportional update	15.56 perplexity	—	尚未评估
bpd: 0.5 · side: K-only · model: LLaMA-3.1-8B · solver: exact DP over Bennett surrogate	17.02 perplexity	—	尚未评估
bpd: 0.5 · model: LLaMA-3.1-8B	25 fold	—	尚未评估
bpd: 1 · side: K-only · model: LLaMA-3.1-8B · solver: damped proportional update	15.55 perplexity	—	尚未评估
bpd: 1 · side: K-only · model: LLaMA-3.1-8B · solver: exact DP over Bennett surrogate	15.71 perplexity	—	尚未评估
bpd: 1 · model: LLaMA-3.1-8B	40 fold	—	尚未评估
bpd: 2 · side: K-only · model: LLaMA-3.1-8B · solver: damped proportional update	6.78 perplexity	—	尚未评估
bpd: 2 · side: K-only · model: LLaMA-3.1-8B · solver: exact DP over Bennett surrogate	7.38 perplexity	—	尚未评估
bpd: 2 · model: LLaMA-3.1-8B	49 fold	—	尚未评估
bpd: 3 · side: K-only · model: LLaMA-3.1-8B · solver: damped proportional update	5.98 perplexity	—	尚未评估
bpd: 3 · side: K-only · model: LLaMA-3.1-8B · solver: exact DP over Bennett surrogate	5.93 perplexity	—	尚未评估
bpd: 3 · model: LLaMA-3.1-8B	50 fold	—	尚未评估

Exact dynamic programming optimizes the integer Bennett-distortion surrogate but does not consistently improve real-model perplexity; across 15 cells it is far slower than the damped allocator and sometimes helps, ties, or hurts.

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