translate-yo-es — Yoruba to Spanish

Fine-tuned by Windstorm Labs from Helsinki-NLP/opus-mt-yo-es.

Attribution

Derived from Helsinki-NLP/opus-mt-yo-es, copyright the Helsinki-NLP / OPUS-MT project, licensed under Apache-2.0. Modified by Windstorm Labs. The upstream notice is retained as the licence requires.

Contents

Directory	Contents
lora/	Windstorm Labs fine-tune.
lora-ct2-int8/	CTranslate2 INT8 build of the fine-tune. Recommended for CPU inference.
herm0/	Upstream weights, retained for reference.
herm0-ct2-int8/	CTranslate2 INT8 build of the upstream weights.

What we did

LoRA fine-tune on GlobalVoices Yoruba–Spanish parallel data — the model's own language pair — merged into the base weights, then quantized to INT8.

Rank / alpha	8 / 16
Learning rate / steps	2.5e-06 / 50
Target modules	q_proj, v_proj
Seed	42
Training data	GlobalVoices yo-es, 113 sentence pairs
Tensors modified	36 of 259

Provenance

upstream model.bin  sha256  ac8f61aa0c8eb6c36b02c1e656facbe8bd581cc6623a10e5817e223099dbb3dc
our      model.bin  sha256  770efc87c1c46cff851f461666ed8ec1d2e1c69685dfaae5e7dc30412a51acc6

Verified after INT8 quantization, on the published artifact.

Notes

• Yoruba–Spanish is a low-resource pair; quality follows the base model.
• No FLORES-200 score is published for this pair because none has been measured.
• No human evaluation was performed.