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# This config is an assembled config for ByteTrack MOT, used as eval/infer mode for MOT.
_BASE_: [
'../../../yolox/yolox_x_300e_coco.yml',
'../_base_/mix_det.yml',
]
weights: output/yolox_x_24e_800x1440_mix_det/model_final
log_iter: 20
snapshot_epoch: 2
# schedule configuration for fine-tuning
epoch: 24
LearningRate:
base_lr: 0.00075 # fintune
schedulers:
- !CosineDecay
max_epochs: 24
min_lr_ratio: 0.05
last_plateau_epochs: 4
- !ExpWarmup
epochs: 1
OptimizerBuilder:
optimizer:
type: Momentum
momentum: 0.9
use_nesterov: True
regularizer:
factor: 0.0005
type: L2
TrainReader:
batch_size: 6
mosaic_epoch: 20
# detector configuration
architecture: YOLOX
pretrain_weights: https://bj.bcebos.com/v1/paddledet/models/yolox_x_300e_coco.pdparams
norm_type: sync_bn
use_ema: True
ema_decay: 0.9999
ema_decay_type: "exponential"
act: silu
find_unused_parameters: True
depth_mult: 1.33
width_mult: 1.25
YOLOX:
backbone: CSPDarkNet
neck: YOLOCSPPAN
head: YOLOXHead
input_size: [800, 1440]
size_stride: 32
size_range: [18, 30] # multi-scale range [576*1024 ~ 800*1440], w/h ratio=1.8
CSPDarkNet:
arch: "X"
return_idx: [2, 3, 4]
depthwise: False
YOLOCSPPAN:
depthwise: False
# Tracking requires higher quality boxes, so NMS score_threshold will be higher
YOLOXHead:
l1_epoch: 20
depthwise: False
loss_weight: {cls: 1.0, obj: 1.0, iou: 5.0, l1: 1.0}
assigner:
name: SimOTAAssigner
candidate_topk: 10
use_vfl: False
nms:
name: MultiClassNMS
nms_top_k: 1000
keep_top_k: 100
score_threshold: 0.01
nms_threshold: 0.7
# For speed while keep high mAP, you can modify 'nms_top_k' to 1000 and 'keep_top_k' to 100, the mAP will drop about 0.1%.
# For high speed demo, you can modify 'score_threshold' to 0.25 and 'nms_threshold' to 0.45, but the mAP will drop a lot.
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