Table 14 Ablation on rollouts: overall metrics. Evaluation results for quality, factuality and safety experiments with different numbers of rollouts.

Pretraining for Quality Generation Quality Standard Evals (Avg) Coherence Eval
Llama Base50.047.650.0
Llama Pretrain Baseline49.046.749.4
Self-Improving Pretraining (2 rollouts)69.949.467.6
Self-Improving Pretraining (4 rollouts)75.549.971.2
Self-Improving Pretraining (8 rollouts)84.351.186.8
Self-Improving Pretraining (16 rollouts)86.350.887.9
Pretraining for Factuality Generation Quality Standard Evals (Avg) Factuality Evals (Avg)
Llama Base50.047.642.3
Llama Pretrain Baseline49.646.844.0
Self-Improving Pretraining (2 rollouts)65.249.046.2
Self-Improving Pretraining (4 rollouts)69.049.748.8
Self-Improving Pretraining (8 rollouts)83.150.356.9
Self-Improving Pretraining (16 rollouts)84.050.557.6
Pretraining for Safety Gen. Quality (SP/RP) Standard Evals (Avg) Safety Evals (Avg)
Llama Base50.0 / 50.047.676.9
Self-Improving Pretraining (rollout vs suf)55.7 / 84.748.482.5
Self-Improving Pretraining (2 rollouts vs suf)57.3 / 85.047.486.2
Self-Improving Pretraining (4 rollouts vs suf)63.0 / 69.948.385.2
Self-Improving Pretraining (8 rollouts vs suf)69.0 / 73.848.385.4
Self-Improving Pretraining (16 rollouts vs suf)73.6 / 77.749.191.1
Self-Improving Pretraining (rollout vs suf vs rewr)58.1 / 52.348.688.9
Self-Improving Pretraining (2 rollouts vs suf vs rewr)57.8 / 89.448.686.6
Self-Improving Pretraining (4 rollouts vs suf vs rewr)62.3 / 68.648.988.4
Self-Improving Pretraining (8 rollouts vs suf vs rewr)66.5 / 72.348.789.7
Self-Improving Pretraining (16 rollouts vs suf vs rewr)72.5 / 75.449.188.9

Table 15 Ablation on rollouts: standard task metrics. Standard task results for quality and factuality training with different number of rollouts.

boolq piqa siqa hellaswag arc_challenge arc_easy obqa mmlu
Llama Base 64.674.841.047.932.366.627.226.4
Pretraining for Quality
Pretrain Baseline59.874.242.147.730.865.426.826.4
Self-Improving Pretraining (2 rollouts)67.175.243.849.934.369.029.026.7
Self-Improving Pretraining (4 rollouts)69.575.644.150.334.669.428.027.8
Self-Improving Pretraining (8 rollouts)70.975.645.951.435.371.230.228.3
Self-Improving Pretraining (16 rollouts)69.175.846.151.735.769.430.028.3
Pretraining for Factuality
Pretrain Baseline59.674.242.247.731.365.327.026.7
Self-Improving Pretraining (2 rollouts)67.375.743.449.334.067.728.026.8
Self-Improving Pretraining (4 rollouts)68.276.144.050.034.968.828.427.5
Self-Improving Pretraining (8 rollouts)68.375.645.850.835.769.628.628.2
Self-Improving Pretraining (16 rollouts)70.375.146.851.135.169.129.027.9