architecture: YOLOv7
norm_type: sync_bn
use_ema: True
ema_decay: 0.9999
ema_decay_type: "exponential"
act: silu
find_unused_parameters: True

depth_mult: 1.0 # no use in YOLOv7
width_mult: 1.0

arch: 'L'
use_aux: False
use_implicit: False # default False here, True in paper

YOLOv7:
  backbone: ELANNet
  neck: ELANFPN
  yolo_head: YOLOv7Head
  post_process: ~

ELANNet:
  return_idx: [2, 3, 4]
  depthwise: false

ELANFPN:
  depthwise: false

YOLOv7Head:
  anchors: [[12, 16], [19, 36], [40, 28],
            [36, 75], [76, 55], [72, 146],
            [142, 110], [192, 243], [459, 401]]
  anchor_masks: [[0, 1, 2], [3, 4, 5], [6, 7, 8]]
  stride: [8, 16, 32]
  loss: YOLOv7Loss
  nms:
    name: MultiClassNMS
    nms_top_k: 3000
    keep_top_k: 300
    score_threshold: 0.001
    nms_threshold: 0.7

YOLOv7Loss:
  downsample_ratios: [8, 16, 32]
  balance: [4.0, 1.0, 0.4]
  box_weight: 0.05
  cls_weght: 0.3
  obj_weight: 0.7