{
  "source_checkpoint": "pisa_sr.pkl (csslc/PiSA-SR, CVPR 2025)",
  "base_model": "stabilityai/stable-diffusion-2-1-base",
  "rank_pix": 4,
  "rank_sem": 4,
  "lora_alpha": {
    "pix": 8.0,
    "sem": 8.0
  },
  "n_target_modules_per_branch": 258,
  "merge_precision": "fp32 on CPU, cast to fp16 once at the end",
  "inference": {
    "timestep": 1,
    "prompt": "",
    "noise": "none (deterministic)",
    "formula": "latent_out = z - unet(z, t=1, emb(''))",
    "adjustable": "lambda_pix*pred_pix + lambda_sem*(pred_sem - pred_pix)"
  }
}