Journal of Frontiers of Computer Science and Technology ›› 2022, Vol. 16 ›› Issue (6): 1243-1259.DOI: 10.3778/j.issn.1673-9418.2112035
• Surveys and Frontiers • Previous Articles Next Articles
SUN Fangwei1, LI Chengyang1,2, XIE Yongqiang1,+(), LI Zhongbo1, YANG Caidong1, QI Jin1
Received:
2021-12-09
Revised:
2022-03-15
Online:
2022-06-01
Published:
2022-06-20
About author:
SUN Fangwei, born in 1996, M.S. candidate. His research interests include object detection, object tracking and semantic segmentation.孙方伟1, 李承阳1,2, 谢永强1,+(), 李忠博1, 杨才东1, 齐锦1
通讯作者:
+ E-mail: xyq_ams@outlook.com作者简介:
孙方伟(1996—),男,山东青岛人,硕士研究生,主要研究方向为目标检测、目标跟踪、语义分割。CLC Number:
SUN Fangwei, LI Chengyang, XIE Yongqiang, LI Zhongbo, YANG Caidong, QI Jin. Review of Deep Learning Applied to Occluded Object Detection[J]. Journal of Frontiers of Computer Science and Technology, 2022, 16(6): 1243-1259.
孙方伟, 李承阳, 谢永强, 李忠博, 杨才东, 齐锦. 深度学习应用于遮挡目标检测算法综述[J]. 计算机科学与探索, 2022, 16(6): 1243-1259.
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URL: http://fcst.ceaj.org/EN/10.3778/j.issn.1673-9418.2112035
数据集 | 年份 | 图片数量 | 目标类别 | 每张图片 目标个数 | 每张图片遮 挡目标个数 | 各部分占比/% | 使用场景 | ||
---|---|---|---|---|---|---|---|---|---|
训练 | 验证 | 测试 | |||||||
ImageNet | 2009 | 14 197 122 | 21 841 | — | — | — | — | — | 综合 |
PASCAL VOC | 2007 | 9 963 | 20 | 2.47 | — | 25.0 | 25.0 | 50.0 | 综合 |
2012 | 23 080 | 20 | 2.38 | — | |||||
MS-COCO | 2014 | 328 000 | 80 | 9.34 | 0.015 | 50.0 | 25.0 | 25.0 | 综合 |
Open Images | 2018 | 9 178 276 | ~6 000 | 8.00 | — | 98.2 | 1.8 | — | 综合 |
KITTI | 2012 | 14 999 | 5 | 5.35 | — | — | — | — | 行人、车辆 |
Caltech数据集 | 2012 | 250 000 | 1 | 0.32 | 0.320 | 50.0 | 50.0 | 行人 | |
VehicleOcclusion | 2017 | 9 056 | 6 | 1.00 | 1.000 | 50.0 | 50.0 | 车辆 | |
CityPersons | 2017 | 5 050 | 1 | 6.47 | 0.320 | ~58.9 | ~9.9 | ~31.2 | 行人 |
CrowdHuman | 2018 | 24 370 | 1 | 22.64 | 2.400 | 61.6 | 17.9 | 20.5 | 行人 |
Table 1 Datasets of occlusion object detection
数据集 | 年份 | 图片数量 | 目标类别 | 每张图片 目标个数 | 每张图片遮 挡目标个数 | 各部分占比/% | 使用场景 | ||
---|---|---|---|---|---|---|---|---|---|
训练 | 验证 | 测试 | |||||||
ImageNet | 2009 | 14 197 122 | 21 841 | — | — | — | — | — | 综合 |
PASCAL VOC | 2007 | 9 963 | 20 | 2.47 | — | 25.0 | 25.0 | 50.0 | 综合 |
2012 | 23 080 | 20 | 2.38 | — | |||||
MS-COCO | 2014 | 328 000 | 80 | 9.34 | 0.015 | 50.0 | 25.0 | 25.0 | 综合 |
Open Images | 2018 | 9 178 276 | ~6 000 | 8.00 | — | 98.2 | 1.8 | — | 综合 |
KITTI | 2012 | 14 999 | 5 | 5.35 | — | — | — | — | 行人、车辆 |
Caltech数据集 | 2012 | 250 000 | 1 | 0.32 | 0.320 | 50.0 | 50.0 | 行人 | |
VehicleOcclusion | 2017 | 9 056 | 6 | 1.00 | 1.000 | 50.0 | 50.0 | 车辆 | |
CityPersons | 2017 | 5 050 | 1 | 6.47 | 0.320 | ~58.9 | ~9.9 | ~31.2 | 行人 |
CrowdHuman | 2018 | 24 370 | 1 | 22.64 | 2.400 | 61.6 | 17.9 | 20.5 | 行人 |
损失函数 | 函数结构 | 结构说明 |
---|---|---|
Repulsion Loss | | 第一部分使得预测框尽可能靠近目标框 第二部分使得预测框尽可能远离周围目标框 第三部分使得预测框尽可能远离周围其他预测框 |
Aggregation Loss | | 第一部分为回归损失,使得建议框靠近目标框 第二部分使得同一目标的建议框尽可能靠近 |
GIoU Loss | | 使用交并比GIoU进行损失计算 |
Rep-GIoU Loss | | GIoU Loss和Repulsion Loss的组合函数 |
NMS Loss | | 第一部分用来抑制假阳性 第二部分用来避免错误地删除假阴性 |
Table 2 Architecture of loss function
损失函数 | 函数结构 | 结构说明 |
---|---|---|
Repulsion Loss | | 第一部分使得预测框尽可能靠近目标框 第二部分使得预测框尽可能远离周围目标框 第三部分使得预测框尽可能远离周围其他预测框 |
Aggregation Loss | | 第一部分为回归损失,使得建议框靠近目标框 第二部分使得同一目标的建议框尽可能靠近 |
GIoU Loss | | 使用交并比GIoU进行损失计算 |
Rep-GIoU Loss | | GIoU Loss和Repulsion Loss的组合函数 |
NMS Loss | | 第一部分用来抑制假阳性 第二部分用来避免错误地删除假阴性 |
算法类型 | 优势 | 局限性 | |
---|---|---|---|
基于数据增强 | 实现简单,可作为另外两种方式的数据预处理手段 | 不符合现实情形,可能导致必要特征的缺失 | |
基于 整体 特征 | 基于目标结构 | 利用可见部分,有效降低遮挡物的干扰,特征信息利用率高,分类能力强 | 部件检测器消耗计算资源,数据集要求高,鲁棒性低 |
基于损失函数 | 可解释性,代价小 | 针对遮挡情形的设计难度较高 | |
基于非极大值抑制 | 适用范围广 | 不同场景的阈值设定具有差异化 | |
基于部分语义 | 鲁棒性高,对遮挡的适应性强 | 分类能力较弱,空间语义信息的获取难度较高 |
Table 3 Comparison of different types of programmes
算法类型 | 优势 | 局限性 | |
---|---|---|---|
基于数据增强 | 实现简单,可作为另外两种方式的数据预处理手段 | 不符合现实情形,可能导致必要特征的缺失 | |
基于 整体 特征 | 基于目标结构 | 利用可见部分,有效降低遮挡物的干扰,特征信息利用率高,分类能力强 | 部件检测器消耗计算资源,数据集要求高,鲁棒性低 |
基于损失函数 | 可解释性,代价小 | 针对遮挡情形的设计难度较高 | |
基于非极大值抑制 | 适用范围广 | 不同场景的阈值设定具有差异化 | |
基于部分语义 | 鲁棒性高,对遮挡的适应性强 | 分类能力较弱,空间语义信息的获取难度较高 |
遮挡检测算法 | 提出时间 | 数据集 | AP/% | MR-2/% |
---|---|---|---|---|
DeepParts | 2015 | KITTI | 58.7(部分遮挡) | — |
Caltech | — | 12.9 | ||
OR-CNN | 2018 | CityPersons | — | 5.9(轻度遮挡) 11.0(一般遮挡) 13.7(部分遮挡) 51.3(严重遮挡) |
Caltech | — | 4.1 | ||
CoupleNet | 2017 | PASCAL VOC | 82.7 | — |
MS-COCO | 34.4 | — | ||
文献[52] | 2021 | CityPersons | — | 12.4(一般遮挡) 38.3(部分遮挡) 49.8(严重遮挡) |
Caltech | — | 4.7(一般遮挡) 40.7(部分遮挡) 34.6(严重遮挡) | ||
JointDet | 2019 | Caltech | — | 2.9 |
CrowdHuman | — | 46.5 | ||
CityPersons | — | 10.2 | ||
DA-RCNN | 2019 | CrowdHuman | — | 51.8 |
CrowdDet | 2020 | CrowdHuman | 90.7 | 41.4 |
CityPersons | 96.1 | 10.7 | ||
MS-COCO | 38.5 | — | ||
MFRN | 2021 | CrowdHuman | 90.9 | 40.2 |
CityPersons | 96.2 | 10.6 | ||
Repulsion Loss | 2017 | CityPersons | — | 13.2 |
Caltech | — | 4.0 | ||
CrowdHuman | — | 54.6 | ||
NMS Loss | 2021 | CityPersons | — | 10.1 |
Caltech | — | 5.9 | ||
Rep-GIoU Loss | 2022 | PASCAL VOC | 82.9 | — |
FPN+NMS | 2017 | CrowdHuman | 88.1 | 42.9 |
CityPersons | 95.2 | 11.8 | ||
FPN+Soft-NMS | 2017 | CrowdHuman | 88.2 | 42.9 |
CityPersons | 95.3 | 11.8 | ||
MS-COCO | 38.0 | — | ||
GossipNet | 2017 | CrowdHuman | 80.4 | 49.4 |
PETS | 81.4 | — | ||
MS-COCO | 66.6 | — | ||
Softer-NMS | 2018 | MS-COCO | 40.4 | — |
Adaptive-NMS | 2019 | CrowdHuman | 84.7 | 49.7 |
CityPersons | — | 10.8 | ||
R2NMS | 2020 | CrowdHuman | 89.3 | 43.4 |
文献[72] | 2021 | CityPersons | — | 9.3 |
Caltech | — | 6.8 | ||
文献[74] | 2021 | CityPersons | — | 26.1 |
Caltech | — | 4.5 | ||
CrowHuman | — | 45.1 | ||
遮挡检测算法 | 提出时间 | 数据集 | AP/% | MR-2/% |
DeepVoting | 2018 | VehicleSemanticPart | — | 74.0(无遮挡) 58.0(20%~40%) 46.9(40%~60%) 35.2(60%~80%) |
CompositionalNets[ | 2020 | PASCAL3D+ | 89.5 | — |
MNIST | 69.4 | — | ||
TDAPNet | 2019 | PASCAL3D+ | 92.8 | — |
MNIST | 69.3 | — | ||
Kortylewski等[ | 2020 | PASCAL3D+ | 95.4 | — |
Occluded-MS-COCO | 94.4 | — | ||
Kortylewski等[ | 2021 | PASCAL3D+ | 84.1 | — |
Occluded-MS-COCO | 95.0 | — | ||
Wang等[ | 2020 | OccludedVehiclesDetection | 81.4 | — |
OccludedCOCO | 91.8(0~20%) 83.6(20%~40%) 77.8(40%~60%) 65.4(60%~80%) 59.6(80%~100%) | — |
Table 4 Performance of occlusion detection algorithms
遮挡检测算法 | 提出时间 | 数据集 | AP/% | MR-2/% |
---|---|---|---|---|
DeepParts | 2015 | KITTI | 58.7(部分遮挡) | — |
Caltech | — | 12.9 | ||
OR-CNN | 2018 | CityPersons | — | 5.9(轻度遮挡) 11.0(一般遮挡) 13.7(部分遮挡) 51.3(严重遮挡) |
Caltech | — | 4.1 | ||
CoupleNet | 2017 | PASCAL VOC | 82.7 | — |
MS-COCO | 34.4 | — | ||
文献[52] | 2021 | CityPersons | — | 12.4(一般遮挡) 38.3(部分遮挡) 49.8(严重遮挡) |
Caltech | — | 4.7(一般遮挡) 40.7(部分遮挡) 34.6(严重遮挡) | ||
JointDet | 2019 | Caltech | — | 2.9 |
CrowdHuman | — | 46.5 | ||
CityPersons | — | 10.2 | ||
DA-RCNN | 2019 | CrowdHuman | — | 51.8 |
CrowdDet | 2020 | CrowdHuman | 90.7 | 41.4 |
CityPersons | 96.1 | 10.7 | ||
MS-COCO | 38.5 | — | ||
MFRN | 2021 | CrowdHuman | 90.9 | 40.2 |
CityPersons | 96.2 | 10.6 | ||
Repulsion Loss | 2017 | CityPersons | — | 13.2 |
Caltech | — | 4.0 | ||
CrowdHuman | — | 54.6 | ||
NMS Loss | 2021 | CityPersons | — | 10.1 |
Caltech | — | 5.9 | ||
Rep-GIoU Loss | 2022 | PASCAL VOC | 82.9 | — |
FPN+NMS | 2017 | CrowdHuman | 88.1 | 42.9 |
CityPersons | 95.2 | 11.8 | ||
FPN+Soft-NMS | 2017 | CrowdHuman | 88.2 | 42.9 |
CityPersons | 95.3 | 11.8 | ||
MS-COCO | 38.0 | — | ||
GossipNet | 2017 | CrowdHuman | 80.4 | 49.4 |
PETS | 81.4 | — | ||
MS-COCO | 66.6 | — | ||
Softer-NMS | 2018 | MS-COCO | 40.4 | — |
Adaptive-NMS | 2019 | CrowdHuman | 84.7 | 49.7 |
CityPersons | — | 10.8 | ||
R2NMS | 2020 | CrowdHuman | 89.3 | 43.4 |
文献[72] | 2021 | CityPersons | — | 9.3 |
Caltech | — | 6.8 | ||
文献[74] | 2021 | CityPersons | — | 26.1 |
Caltech | — | 4.5 | ||
CrowHuman | — | 45.1 | ||
遮挡检测算法 | 提出时间 | 数据集 | AP/% | MR-2/% |
DeepVoting | 2018 | VehicleSemanticPart | — | 74.0(无遮挡) 58.0(20%~40%) 46.9(40%~60%) 35.2(60%~80%) |
CompositionalNets[ | 2020 | PASCAL3D+ | 89.5 | — |
MNIST | 69.4 | — | ||
TDAPNet | 2019 | PASCAL3D+ | 92.8 | — |
MNIST | 69.3 | — | ||
Kortylewski等[ | 2020 | PASCAL3D+ | 95.4 | — |
Occluded-MS-COCO | 94.4 | — | ||
Kortylewski等[ | 2021 | PASCAL3D+ | 84.1 | — |
Occluded-MS-COCO | 95.0 | — | ||
Wang等[ | 2020 | OccludedVehiclesDetection | 81.4 | — |
OccludedCOCO | 91.8(0~20%) 83.6(20%~40%) 77.8(40%~60%) 65.4(60%~80%) 59.6(80%~100%) | — |
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