---
library_name: nemo
tags:
- sortformer
- speaker-diarization
- automatic-speech-recognition
---

# 6spk-v0.4-ami-bs1-acc8-l4-diskcache-shardedval-v1-1778218672

Sortformer fine-tuning run, hosted under [arda-argmax/sortformer-finetuned](https://huggingface.co/arda-argmax/sortformer-finetuned).

## Best checkpoint

- **monitor**: `val_der` (min)
- **best value**: `0.128021`
- **step**: `4140`
- **epoch**: `9`

Files:
- `best.nemo` — full NeMo checkpoint (config + weights), restorable via `SortformerEncLabelModel.restore_from('best.nemo')`
- `best.json` — machine-readable metadata for the best checkpoint
- `checkpoints/step_*_epoch_*_*.nemo` — archived copies of every checkpoint that became the best during training
- `config.yaml` — Hydra config the run was launched with

## Run info

- started: `2026-05-08T05:39:27Z`
- finished: `2026-05-09T06:05:01Z`
- live dashboard: [arda-argmax/sortformer-trackio-v2](arda-argmax/sortformer-trackio-v2)

## Notes
- **submitted uploads**: 25
- **succeeded**: 25
- **dropped (superseded)**: 0
- **failed**: 0