{
  "version": "OV-3",
  "backbone": "SAM3",
  "model_id": "facebook/sam3",
  "featup": null,
  "cls_token_lambda": 0,
  "notes": "Uses SAM3 image model; no SimFeatUp (native resolution). Requires sam3 package.",
  "local_checkpoint": "weights/backbone/sam3/model.safetensors"
}