ModelHub XC 15c4f36648 初始化项目,由ModelHub XC社区提供模型
Model: W-61/llama-3-8b-base-margin-dpo-ultrafeedback-8xh200
Source: Original Platform
2026-04-24 11:32:05 +08:00

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
margin-dpo
generated_from_trainer
HuggingFaceH4/ultrafeedback_binarized
name results
llama-3-8b-base-margin-dpo-ultrafeedback-8xh200-20260410-155037

llama-3-8b-base-margin-dpo-ultrafeedback-8xh200-20260410-155037

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: 0.5358
  • Margin Dpo/margin Mean: 72.1584
  • Margin Dpo/margin Std: 96.1592
  • Logps/chosen: -403.2485
  • Logps/rejected: -474.8625
  • Logps/ref Chosen: -280.7076
  • Logps/ref Rejected: -280.1632
  • Logits/chosen: -0.8223
  • Logits/rejected: -0.8121

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: 42
  • distributed_type: multi-GPU
  • num_devices: 8
  • gradient_accumulation_steps: 2
  • total_train_batch_size: 128
  • total_eval_batch_size: 64
  • 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 Margin Dpo/margin Mean Margin Dpo/margin Std Logps/chosen Logps/rejected Logps/ref Chosen Logps/ref Rejected Logits/chosen Logits/rejected
1.0912 0.4188 200 0.5626 60.1408 83.6690 -374.4195 -434.0159 -280.7076 -280.1632 -0.8522 -0.8391
1.1088 0.8377 400 0.5358 72.1584 96.1592 -403.2485 -474.8625 -280.7076 -280.1632 -0.8223 -0.8121

Framework versions

  • Transformers 4.51.0
  • Pytorch 2.3.1+cu121
  • Datasets 2.21.0
  • Tokenizers 0.21.4
Description
Model synced from source: W-61/llama-3-8b-base-margin-dpo-ultrafeedback-8xh200
Readme 586 KiB