Dhaka Ai Traffic Detection Challenge My Methods: Used Two models here YoloV5 Retina Net with EfficientDet backbone Used a day model and night model Did Some contrast and morphological transfrom on dataset to get night like environment Poster: References : You Only Look Once: Unified, Real-Time Object Detection(Yolo) YOLOv5 RetinaNet: Focal Loss for Dense Object Detection EfficientDet: Scalable and Efficient Object Detection)