{
  "padded_shape_mr": [
    224,
    224,
    198
  ],
  "padded_shape_us": [
    224,
    224,
    198
  ],
  "num_mr_descriptors": 1024,
  "num_us_descriptors": 2169,
  "descriptor_dim": 512,
  "grid_spacing": 8
}