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ModelHub XC 2efe520893 初始化项目,由ModelHub XC社区提供模型
Model: W-61/llama-3-8b-base-epsilon-dpo-ultrafeedback-8xh200
Source: Original Platform
2026-04-24 07:16:03 +08:00

3.0 KiB

library_name, base_model, tags, datasets, model-index
library_name base_model tags datasets model-index
transformers W-61/llama-3-8b-base-sft-ultrachat-8xh200
alignment-handbook
epsilon-dpo
generated_from_trainer
HuggingFaceH4/ultrafeedback_binarized
name results
llama-3-8b-base-epsilon-dpo-ultrafeedback-8xh200-20260411-020915

llama-3-8b-base-epsilon-dpo-ultrafeedback-8xh200-20260411-020915

This model is a fine-tuned version of W-61/llama-3-8b-base-sft-ultrachat-8xh200 on the HuggingFaceH4/ultrafeedback_binarized dataset. It achieves the following results on the evaluation set:

  • Loss: 0.6085
  • Rewards/chosen: -0.6393
  • Rewards/rejected: -0.8881
  • Rewards/accuracies: 0.6905
  • Rewards/margins: 0.2488
  • Logps/chosen: -567.7599
  • Logps/rejected: -657.1562
  • Logps/ref Chosen: -287.9388
  • Logps/ref Rejected: -266.7935
  • Logits/chosen: -0.8106
  • Logits/rejected: -0.7709
  • Kl/p Epsilon Steps: 0.6734
  • Kl/n Epsilon Steps: 0.3185

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: 4
  • eval_batch_size: 4
  • seed: 42
  • distributed_type: multi-GPU
  • num_devices: 8
  • gradient_accumulation_steps: 4
  • total_train_batch_size: 128
  • total_eval_batch_size: 32
  • optimizer: Use OptimizerNames.ADAMW_TORCH with betas=(0.9,0.999) and epsilon=1e-08 and optimizer_args=No additional optimizer arguments
  • 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/chosen Logps/rejected Logps/ref Chosen Logps/ref Rejected Logits/chosen Logits/rejected Kl/p Epsilon Steps Kl/n Epsilon Steps
2.3277 0.4188 200 0.5904 -0.6331 -0.9468 0.7011 0.3137 -411.3474 -452.2706 -287.9388 -266.7935 -0.8135 -0.7841 0.6885 0.3044
2.4805 0.8377 400 0.6085 -0.6393 -0.8881 0.6905 0.2488 -567.7599 -657.1562 -287.9388 -266.7935 -0.8106 -0.7709 0.6734 0.3185

Framework versions

  • Transformers 4.51.0
  • Pytorch 2.3.1+cu121
  • Datasets 2.21.0
  • Tokenizers 0.21.4