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zephyr-7b-dpo-full-gpt-reward-scale-05

This model is a fine-tuned version of alignment-handbook/zephyr-7b-sft-full on the None dataset. It achieves the following results on the evaluation set:

  • Loss: 0.5238
  • Rewards/chosen: -1.1890
  • Rewards/rejected: -2.1821
  • Rewards/accuracies: 0.7241
  • Rewards/margins: 0.9930
  • Logps/rejected: -463.8542
  • Logps/chosen: -402.9079
  • Logits/rejected: 3.3069
  • Logits/chosen: 1.9855

Model description

More information needed

Intended uses & limitations

More information needed

Training and evaluation data

More information needed

Training procedure

Training hyperparameters

The following hyperparameters were used during training:

  • learning_rate: 5e-07
  • train_batch_size: 8
  • eval_batch_size: 8
  • seed: 55
  • distributed_type: multi-GPU
  • num_devices: 8
  • gradient_accumulation_steps: 2
  • total_train_batch_size: 128
  • total_eval_batch_size: 64
  • optimizer: Adam with betas=(0.9,0.999) and epsilon=1e-08
  • lr_scheduler_type: cosine
  • lr_scheduler_warmup_ratio: 0.1
  • num_epochs: 1

Training results

Training Loss Epoch Step Validation Loss Rewards/chosen Rewards/rejected Rewards/accuracies Rewards/margins Logps/rejected Logps/chosen Logits/rejected Logits/chosen
0.6687 0.1147 50 0.6560 -0.0264 -0.1298 0.6724 0.1034 -258.6246 -286.6438 -2.5075 -2.6072
0.581 0.2294 100 0.5764 -0.7311 -1.3172 0.7155 0.5861 -377.3666 -357.1160 0.6340 0.0270
0.558 0.3440 150 0.5510 -1.2031 -1.9696 0.7241 0.7665 -442.6071 -404.3199 3.0036 2.0828
0.5346 0.4587 200 0.5381 -1.1677 -2.0355 0.7112 0.8679 -449.2019 -400.7711 2.7759 1.7577
0.5391 0.5734 250 0.5333 -1.0858 -1.9666 0.7198 0.8807 -442.3041 -392.5903 2.9561 1.8167
0.5479 0.6881 300 0.5265 -1.0463 -1.9706 0.7069 0.9243 -442.7093 -388.6379 3.2239 2.0026
0.5232 0.8028 350 0.5262 -1.3359 -2.3191 0.7241 0.9832 -477.5577 -417.5966 3.6066 2.3484
0.5267 0.9174 400 0.5238 -1.1890 -2.1821 0.7241 0.9930 -463.8542 -402.9079 3.3069 1.9855

Framework versions

  • Transformers 4.44.0.dev0
  • Pytorch 2.1.2
  • Datasets 2.20.0
  • Tokenizers 0.19.1
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