Ke Zhu, Minghao Fu, Jie Shao, Tianyu Liu, Jianxin Wu
TL;DR长尾目标检测中存在回归偏差,并且此研究首次尝试揭示和纠正回归偏差对长尾目标检测的影响。
Abstract
long-tailed object detection faces great challenges because of its extremely imbalanced class distribution. Recent methods mainly focus on the classification bias and its loss function design, while ignoring the