metadata.json

{
  "model": "MelBandRoformer-Vocal (Kim Vocal, MIT)",
  "license": "MIT",
  "sample_rate": 44100,
  "chunk_size": 352800,
  "n_fft": 2048,
  "hop_length": 441,
  "pad": 1024,
  "n_frames": 801,
  "num_overlap": 2,
  "graph_io": "frames[1,2,nfr,N]->recon[1,2,nfr,N]",
  "target": "vocals",
  "note": "host: reflect-pad N//2, frame stride hop, feed graph, overlap-add, /sum(win^2), trim pad; instrumental=mix-vocals"
}