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cd3dc59 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | # Checkpoint layout
Training writes to a **single directory per architecture**, under `checkpoints/`:
| Arch | Default folder | Env override |
|--------|------------------------|---------------------------|
| `cnn` | `checkpoints/cnn_baseline/` | `ARTY_CHECKPOINT_CNN_DIR` |
| `cnnrnn` | `checkpoints/cnnrnn/` | `ARTY_CHECKPOINT_CNNRNN_DIR` |
Each folder contains:
- `best.pt` — best val loss (for eval / upload)
- `last.pt` — latest epoch (for `--resume`)
- `train_log.csv` — per-epoch metrics
- `results_summary.csv` — summary written at end of training
`ARTY_CHECKPOINT_*` values are **paths relative to `checkpoints/`** (e.g. `cnn/mar17` for nested runs).
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