notesum.ai
Published at November 22Point Cloud Understanding via Attention-Driven Contrastive Learning
cs.CV
cs.AI
Released Date: November 22, 2024
Authors: Yi Wang1, Jiaze Wang2, Ziyu Guo2, Renrui Zhang2, Donghao Zhou2, Guangyong Chen3, Anfeng Liu1, Pheng-Ann Heng2
Aff.: 1Central South University; 2The Chinese University of Hong Kong; 3Zhejiang Lab

| Methods | Reference | ScanObjectNN | ModelNet40 | ||
|---|---|---|---|---|---|
| OBJ-BG | OBJ-ONLY | PB-T50-RS | |||
| Supervised Learning Only | |||||
| PointNet [33] | CVPR 17 | 73.3 | 79.2 | 68.0 | 89.0 |
| PointNet++ [34] | NeurIPS 17 | 82.3 | 84.3 | 77.9 | 90.2 |
| PointCNN [22] | NeurIPS 18 | 86.1 | 85.5 | 78.5 | 91.7 |
| DGCNN [47] | TOG 19 | 82.8 | 86.2 | 78.1 | 92.0 |
| PRANet [8] | TIP 21 | - | - | 81.0 | 92.9 |
| MVTN [15] | ICCV 21 | - | - | 82.8 | 93.8 |
| PointNeXt [37] | NeurIPS 22 | - | - | 87.7 | 92.9 |
| PointMLP [28] | ICLR 22 | - | - | 85.4 | 94.1 |
| RepSurf-U [40] | CVPR 22 | - | - | 84.3 | 93.8 |
| ADS [18] | ICCV 23 | - | - | 87.5 | 94.0 |
| with Self-Supervised Representation Learning | |||||
| MaskPoint [25] | CVPR 22 | 89.3 | 88.1 | 84.3 | 92.6 |
| Point-M2AE [59] | NeurIPS 22 | 91.2 | 88.8 | 86.4 | 93.4 |
| PointDif [64] | CVPR 24 | 93.3 | 91.9 | 87.6 | - |
| GPM [23] | CVPR 24 | 90.2 | 90.0 | 84.8 | 93.3 |
| PointMamba [24] | NeurIPS 24 | 90.7 | 88.5 | 84.9 | 93.6 |
| Point-BERT [57] | CVPR 22 | 87.4 | 88.1 | 83.1 | 92.7 |
| +PointACL | - | 89.5 (+2.1) | 88.6 (+0.5) | 84.5 (+1.4) | 93.1 (+0.4) |
| Point-MAE [32] | ECCV 22 | 90.0 | 88.3 | 85.2 | 93.2 |
| +PointACL | - | 90.9 (+0.9) | 88.8 (+0.5) | 85.4 (+0.2) | 93.7 (+0.5) |
| PointGPT-S [5] | NeurIPS 23 | 91.6 | 90.0 | 86.9 | 93.3 |
| +PointACL | - | 92.3 (+0.7) | 91.6 (+1.6) | 87.1 (+0.2) | 93.5 (+0.2) |
| Point-MAE* [32] | ECCV 22 | 92.8 | 91.2 | 89.0 | 93.8 |
| +PointACL* | - | 93.1 (+0.3) | 91.7 (+0.5) | 89.2 (+0.2) | 94.1 (+0.3) |
| PointGPT-S* [5] | NeurIPS 23 | 93.4 | 92.4 | 89.2 | 94.0 |
| +PointACL* | - | 94.5 (+1.1) | 93.5 (+1.1) | 89.9 (+0.7) | 94.1 (+0.1) |