TensorFlow等 You Only Look Once: Unified, Real-Time Object Detection SSD https://sota.jiqizhixin.com/project/ssd 模型平台获取实现资源:https://sota.jiqizhixin.com/project/ssd-4 3、 FPN 特征金字塔(Feature pyramids)是多尺度目标检测系统中一个重要组成部分