zzhang2816 / XX-Net

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XX-Net: Assessing Social Distancing Compliance

demo

Social distance is an effective measure to prevent the spreading of infectious diseases. It has gained significant attention since the outbreak of the COVID-19 pandemic. The previous study has proved the possibility of inferring the real-world distance between people and identifying the high-risk region by surveillance camera parameters and images. However, those models still suffer from missing recognition of people in the occluded cases. XX-Net, modified from the existing detection-based method, is proposed for joint geometry reasoning and better identification of people instances in the bird-eye view. A novel and effective postprocess procedure is introduced for mitigating the missing recognition problem. It reaches state-of-the-art performance on all evaluation metrics. XX-Net represents eXtends from a detection-based method and eXtracts the missing boxes from the low-confidence predictions.

Train

To avoid overfitting, only enable the pose module training in last 5 epoches after the detection training for 25 epoches.

25 epochs

python main.py --output_dir logs/train1_demo -c configs/DINO/DINO_4scale_swin.py --coco_path ./ --pretrain_model_path ./checkpoints/checkpoint0029_4scale_swin.pth --options dn_scalar=100 embed_init_tgt=TRUE dn_label_coef=1.0 dn_bbox_coef=1.0 use_ema=False dn_box_noise_scale=1.0 backbone_dir=./checkpoints --use_dino_pertrained

5 epochs

python main.py --output_dir logs/with_pose_demo -c configs/DINO/DINO_4scale_swin.py --coco_path ./ --pretrain_model_path logs/train1/checkpoint.pth --options dn_scalar=100 embed_init_tgt=TRUE dn_label_coef=1.0 dn_bbox_coef=1.0 use_ema=False dn_box_noise_scale=1.0 backbone_dir=./checkpoints

Eval

This part calculate the mAP scores

python main.py --output_dir logs/DINO/eval1 -c configs/DINO/DINO_4scale_swin.py --coco_path ./ --eval --resume logs/train1/checkpoint.pth --options dn_scalar=100 embed_init_tgt=TRUE dn_label_coef=1.0 dn_bbox_coef=1.0 use_ema=False dn_box_noise_scale=1.0 backbone_dir=./checkpoints/

Post process

python create_data.py python train_classifier.py python verify.py

Test

python test.py --task-option-file configs/option.yaml --use-gpus 0

python run_metrics.py --task-option-file configs/option.yaml --model-output-file logs/test/DINO/Apr08_20-55-17/test/model-output.h5 --output-csv logs/test/DINO/Apr08_20-55-17/test/metric_result.csv --use-gpu 0

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License:Apache License 2.0


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Language:Python 94.4%Language:Cuda 4.8%Language:C++ 0.5%Language:Shell 0.3%