variant.json: sigma, max_length, score_center, score_scale

variant.json

@@ -2,5 +2,11 @@
  "backend": "torch",
  "recipe": "torch fp16",
  "source": "trained in this project (pipeline/05_train.py, pipeline/07_variants.py)",
- "parameters": 24047637
-}
+ "parameters": 24047637,
+ "sigma": 0.1229,
+ "sigma_rows": 4850,
+ "sigma_date": "2026-10-20",
+ "max_length": 1024,
+ "score_center": 0.5,
+ "score_scale": 0.25
+}