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Jst/support multi epoch pp qlora finetuning #144

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@Jiang-Stan Jiang-Stan commented May 8, 2023

Model 1epoch PPL 3epoch PPL
LLaMA-7b 2.397 2.345
LLaMA-65b 2.304

LLaMA-7b 4bit QLoRA(lr=3e-4) finetune loss曲线:
2023-05-12 14-27-44 的屏幕截图

LLaMA-65b 4bit QLoRA(lr=1e-4) finetune loss曲线(目前仅1 epoch):
2023-05-15 10-38-15 的屏幕截图

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