.venv/transformers/docs/source/ja/main_classes/optimizer_schedules.md

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# Optimization

`.optimization` モジュールは以下を提供します。

- モデルの微調整に使用できる重み減衰が修正されたオプティマイザー、および
- `_LRSchedule` から継承するスケジュール オブジェクトの形式のいくつかのスケジュール:
- 複数のバッチの勾配を累積するための勾配累積クラス

## AdamW (PyTorch)

[[autodoc]] AdamW

## AdaFactor (PyTorch)

[[autodoc]] Adafactor

## AdamWeightDecay (TensorFlow)

[[autodoc]] AdamWeightDecay

[[autodoc]] create_optimizer

## Schedules

### Learning Rate Schedules (Pytorch)

[[autodoc]] SchedulerType

[[autodoc]] get_scheduler

[[autodoc]] get_constant_schedule

[[autodoc]] get_constant_schedule_with_warmup

<img alt="" src="https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/warmup_constant_schedule.png"/>

[[autodoc]] get_cosine_schedule_with_warmup

<img alt="" src="https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/warmup_cosine_schedule.png"/>

[[autodoc]] get_cosine_with_hard_restarts_schedule_with_warmup

<img alt="" src="https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/warmup_cosine_hard_restarts_schedule.png"/>

[[autodoc]] get_linear_schedule_with_warmup

<img alt="" src="https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/warmup_linear_schedule.png"/>

[[autodoc]] get_polynomial_decay_schedule_with_warmup

[[autodoc]] get_inverse_sqrt_schedule

### Warmup (TensorFlow)

[[autodoc]] WarmUp

## Gradient Strategies

### GradientAccumulator (TensorFlow)

[[autodoc]] GradientAccumulator