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SE-SSD: Self-Ensembling Single-Stage Object Detector From Point Cloud

CVPR 2021 · Point clouds › Segmentation and detection · approach: Single-stage point-voxel detection · 426 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
use SE-SSD instead of PV-RCNNKITTI car detection · KITTI test3D AP Moderate: 81.43 -> 82.54Helped
use SE-SSD instead of SA-SSDKITTI car detection · KITTI test3D AP Moderate: 79.79 -> 82.54Helped
use SE-SSD instead of SA-SSDKITTI car detection · KITTI testinference time (ms): 40.1 -> 30.56Helped
add consistency loss to the baseline (ablation)SE-SSD · KITTI val, car3D AP Moderate: 83.22 -> 84.15Helped
add ODIoU loss instead of Smooth-L1 regression (ablation)SE-SSD · KITTI val, car3D AP Moderate: 83.22 -> 83.85Helped
add shape-aware data augmentation to the baseline (ablation)SE-SSD · KITTI val, car3D AP Moderate: 83.22 -> 83.70Helped
add shape-aware data augmentation to consistency loss and ODIoU (ablation)SE-SSD · KITTI val, car3D AP Moderate: 85.81 -> 86.12Helped
combine consistency loss with ODIoU loss (ablation)SE-SSD · KITTI val, car3D AP Moderate: 84.15 -> 85.81Helped
use both confidence and box consistency terms instead of confidence-only consistency (ablation)SE-SSD · KITTI val, car3D AP Moderate: 83.83 -> 84.15Helped
replace IoU-based matching with box-center distance matching (ablation)SE-SSD consistency loss · KITTI val, car3D AP Moderate: 84.15 -> 80.38Hurt
filter soft targets with NMS instead of student-prediction overlap (ablation)SE-SSD soft-target matching · KITTI val, car3D AP Moderate: 84.15 -> 83.49Hurt
filter soft targets by ground-truth overlap instead of student-prediction overlap (ablation)SE-SSD soft-target matching · KITTI val, car3D AP Moderate: 84.15 -> 80.73Hurt

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