Point Cloud Lossless Attribute Compression on MPEG CAT1 Scant
5.79Bitrate (Bpp)DALD-PCAC
Evaluation Results
| Method | Links | ||
|---|---|---|---|
| DALD-PCACPoint Cloud=ulb_unicorn, Vox=20, NN=1, #Points=2000297, Training Strategy=trained on PCL-PCD dataset2026.01 | 5.79 | -16.34 | |
| DALD-PCACPoint Cloud=ulb_unicorn, Vox=20, NN=1, #Points=2000297, Training Strategy=trained following CNeT2026.01 | 6.09 | — | |
| G-PCCv23Point Cloud=ulb_unicorn, Vox=20, NN=1, #Points=20002972026.01 | 6.92 | — | |
| DALD-PCACPoint Cloud=head_00039, Vox=20, NN=1, #Points=14025709, Training Strategy=trained on PCL-PCD dataset2026.01 | 8.26 | -13.58 | |
| DALD-PCACPoint Cloud=egyptian_mask, Vox=20, NN=1, #Points=272689, Training Strategy=trained on PCL-PCD dataset2026.01 | 8.42 | -10.43 | |
| DALD-PCACPoint Cloud=head_00039, Vox=20, NN=1, #Points=14025709, Training Strategy=trained following CNeT2026.01 | 8.53 | — | |
| DALD-PCACPoint Cloud=egyptian_mask, Vox=20, NN=1, #Points=272689, Training Strategy=trained following CNeT2026.01 | 8.67 | — | |
| DALD-PCACPoint Cloud=frog_00067, Vox=20, NN=1, #Points=3630907, Training Strategy=trained on PCL-PCD dataset2026.01 | 8.99 | -6.15 | |
| DALD-PCACPoint Cloud=facade_00064, Vox=20, NN=1, #Points=19714629, Training Strategy=trained on PCL-PCD dataset2026.01 | 9.08 | -5.76 | |
| DALD-PCACPoint Cloud=facade_00064, Vox=20, NN=1, #Points=19714629, Training Strategy=trained following CNeT2026.01 | 9.22 | — | |
| DALD-PCACPoint Cloud=frog_00067, Vox=20, NN=1, #Points=3630907, Training Strategy=trained following CNeT2026.01 | 9.23 | — | |
| G-PCCv23Point Cloud=egyptian_mask, Vox=20, NN=1, #Points=2726892026.01 | 9.4 | — | |
| DALD-PCACPoint Cloud=house_w/o_roof_00057, Vox=20, NN=1, #Points=5001077, Training Strategy=trained on PCL-PCD dataset2026.01 | 9.48 | -7.01 | |
| DALD-PCACPoint Cloud=house_w/o_roof_00057, Vox=20, NN=1, #Points=5001077, Training Strategy=trained following CNeT2026.01 | 9.54 | — | |
| G-PCCv23Point Cloud=head_00039, Vox=20, NN=1, #Points=140257092026.01 | 9.56 | — | |
| G-PCCv23Point Cloud=frog_00067, Vox=20, NN=1, #Points=36309072026.01 | 9.58 | — | |
| G-PCCv23Point Cloud=facade_00064, Vox=20, NN=1, #Points=197146292026.01 | 9.63 | — | |
| DALD-PCACPoint Cloud=facade_00015, Vox=20, NN=1, #Points=8929532, Training Strategy=trained on PCL-PCD dataset2026.01 | 9.77 | -10.16 | |
| DALD-PCACPoint Cloud=facade_00015, Vox=20, NN=1, #Points=8929532, Training Strategy=trained following CNeT2026.01 | 9.99 | — | |
| G-PCCv23Point Cloud=house_w/o_roof_00057, Vox=20, NN=1, #Points=50010772026.01 | 10.19 | — | |
| DALD-PCACPoint Cloud=landscape_00014, Vox=20, NN=1, #Points=72145549, Training Strategy=trained on PCL-PCD dataset2026.01 | 10.21 | -5.46 | |
| DALD-PCACPoint Cloud=facade_00009, Vox=20, NN=1, #Points=1602990, Training Strategy=trained on PCL-PCD dataset2026.01 | 10.4 | -9.38 | |
| DALD-PCACPoint Cloud=landscape_00014, Vox=20, NN=1, #Points=72145549, Training Strategy=trained following CNeT2026.01 | 10.53 | — | |
| G-PCCv23Point Cloud=landscape_00014, Vox=20, NN=1, #Points=721455492026.01 | 10.79 | — | |
| DALD-PCACPoint Cloud=facade_00009, Vox=20, NN=1, #Points=1602990, Training Strategy=trained following CNeT2026.01 | 10.79 | — | |
| G-PCCv23Point Cloud=facade_00015, Vox=20, NN=1, #Points=89295322026.01 | 10.87 | — | |
| G-PCCv23Point Cloud=facade_00009, Vox=20, NN=1, #Points=16029902026.01 | 11.48 | — | |
| DALD-PCACPoint Cloud=staue_klimt, Vox=20, NN=1, #Points=499886, Training Strategy=trained on PCL-PCD dataset2026.01 | 12.01 | -10.35 | |
| DALD-PCACPoint Cloud=staue_klimt, Vox=20, NN=1, #Points=499886, Training Strategy=trained following CNeT2026.01 | 12.16 | — | |
| G-PCCv23Point Cloud=staue_klimt, Vox=20, NN=1, #Points=4998862026.01 | 13.4 | — | |
| DALD-PCACPoint Cloud=shiva_00035, Vox=20, NN=1, #Points=1010591, Training Strategy=trained on PCL-PCD dataset2026.01 | 14.32 | -5.87 | |
| DALD-PCACPoint Cloud=shiva_00035, Vox=20, NN=1, #Points=1010591, Training Strategy=trained following CNeT2026.01 | 14.66 | — | |
| DALD-PCACPoint Cloud=arco_valentino_dense, Vox=20, NN=1, #Points=1530552, Training Strategy=trained on PCL-PCD dataset2026.01 | 14.75 | -6.11 | |
| DALD-PCACPoint Cloud=arco_valentino_dense, Vox=20, NN=1, #Points=1530552, Training Strategy=trained following CNeT2026.01 | 14.95 | — | |
| G-PCCv23Point Cloud=shiva_00035, Vox=20, NN=1, #Points=10105912026.01 | 15.21 | — | |
| G-PCCv23Point Cloud=arco_valentino_dense, Vox=20, NN=1, #Points=15305522026.01 | 15.71 | — | |
| DALD-PCACPoint Cloud=palazzo_carignano_dense, Vox=20, NN=1, #Points=4203962, Training Strategy=trained on PCL-PCD dataset2026.01 | 15.74 | -5.37 | |
| DALD-PCACPoint Cloud=palazzo_carignano_dense, Vox=20, NN=1, #Points=4203962, Training Strategy=trained following CNeT2026.01 | 16.1 | — | |
| G-PCCv23Point Cloud=palazzo_carignano_dense, Vox=20, NN=1, #Points=42039622026.01 | 16.63 | — |