Point Cloud Lossless Attribute Compression on MPEG CAT1 Dense
3.77Bitrate (Bpp)DALD-PCAC
Evaluation results
| Method | Links | ||
|---|---|---|---|
| DALD-PCACPoint Cloud=loot_viewdep, Vox=12, NN=8.82, #Points=3017285, Training Strategy=trained on PCL-PCD dataset2026.01 | 3.77 | -24.06 | |
| DALD-PCACPoint Cloud=loot_viewdep, Vox=12, NN=8.82, #Points=3017285, Training Strategy=trained following CNeT2026.01 | 3.84 | — | |
| DALD-PCACPoint Cloud=soldier_viewdep, Vox=12, NN=8.75, #Points=4001754, Training Strategy=trained on PCL-PCD dataset2026.01 | 4.77 | -22.19 | |
| DALD-PCACPoint Cloud=soldier_viewdep, Vox=12, NN=8.75, #Points=4001754, Training Strategy=trained following CNeT2026.01 | 4.78 | — | |
| DALD-PCACPoint Cloud=boxer_viewdep, Vox=12, NN=8.87, #Points=3493085, Training Strategy=trained on PCL-PCD dataset2026.01 | 4.85 | -18.07 | |
| DALD-PCACPoint Cloud=boxer_viewdep, Vox=12, NN=8.87, #Points=3493085, Training Strategy=trained following CNeT2026.01 | 4.9 | — | |
| G-PCCv23Point Cloud=loot_viewdep, Vox=12, NN=8.82, #Points=30172852026.01 | 4.96 | — | |
| G-PCCv23Point Cloud=boxer_viewdep, Vox=12, NN=8.87, #Points=34930852026.01 | 5.92 | — | |
| G-PCCv23Point Cloud=soldier_viewdep, Vox=12, NN=8.75, #Points=40017542026.01 | 6.13 | — | |
| DALD-PCACPoint Cloud=redandblack_viewdep, Vox=12, NN=8.7, #Points=2770567, Training Strategy=trained on PCL-PCD dataset2026.01 | 6.48 | -15.09 | |
| DALD-PCACPoint Cloud=redandblack_viewdep, Vox=12, NN=8.7, #Points=2770567, Training Strategy=trained following CNeT2026.01 | 6.54 | — | |
| G-PCCv23Point Cloud=redandblack_viewdep, Vox=12, NN=8.7, #Points=27705672026.01 | 7.63 | — | |
| DALD-PCACPoint Cloud=longdress_viewdep, Vox=12, NN=8.76, #Points=3096122, Training Strategy=trained following CNeT2026.01 | 8.05 | — | |
| DALD-PCACPoint Cloud=longdress_viewdep, Vox=12, NN=8.76, #Points=3096122, Training Strategy=trained on PCL-PCD dataset2026.01 | 8.05 | -16.44 | |
| DALD-PCACPoint Cloud=head_00039, Vox=12, NN=10.02, #Points=13903516, Training Strategy=trained on PCL-PCD dataset2026.01 | 8.23 | -15.08 | |
| DALD-PCACPoint Cloud=head_00039, Vox=12, NN=10.02, #Points=13903516, Training Strategy=trained following CNeT2026.01 | 8.45 | — | |
| DALD-PCACPoint Cloud=frog_00067, Vox=12, NN=5.85, #Points=3614251, Training Strategy=trained on PCL-PCD dataset2026.01 | 8.95 | -7.45 | |
| DALD-PCACPoint Cloud=facade_00064, Vox=14, NN=1.48, #Points=19702134, Training Strategy=trained on PCL-PCD dataset2026.01 | 9.03 | -6.7 | |
| DALD-PCACPoint Cloud=frog_00067, Vox=12, NN=5.85, #Points=3614251, Training Strategy=trained following CNeT2026.01 | 9.1 | — | |
| DALD-PCACPoint Cloud=facade_00064, Vox=14, NN=1.48, #Points=19702134, Training Strategy=trained following CNeT2026.01 | 9.21 | — | |
| DALD-PCACPoint Cloud=house_w/o_roof_00057, Vox=12, NN=10.29, #Points=4848745, Training Strategy=trained on PCL-PCD dataset2026.01 | 9.47 | -7.66 | |
| DALD-PCACPoint Cloud=house_w/o_roof_00057, Vox=12, NN=10.29, #Points=4848745, Training Strategy=trained following CNeT2026.01 | 9.52 | — | |
| G-PCCv23Point Cloud=longdress_viewdep, Vox=12, NN=8.76, #Points=30961222026.01 | 9.63 | — | |
| G-PCCv23Point Cloud=frog_00067, Vox=12, NN=5.85, #Points=36142512026.01 | 9.67 | — | |
| DALD-PCACPoint Cloud=facade_00015, Vox=14, NN=1.53, #Points=8907880, Training Strategy=trained on PCL-PCD dataset2026.01 | 9.68 | -11.23 | |
| G-PCCv23Point Cloud=facade_00064, Vox=14, NN=1.48, #Points=197021342026.01 | 9.68 | — | |
| G-PCCv23Point Cloud=head_00039, Vox=12, NN=10.02, #Points=139035162026.01 | 9.69 | — | |
| DALD-PCACPoint Cloud=facade_00015, Vox=14, NN=1.53, #Points=8907880, Training Strategy=trained following CNeT2026.01 | 9.98 | — | |
| DALD-PCACPoint Cloud=landscape_00014, Vox=14, NN=9.65, #Points=71948094, Training Strategy=trained on PCL-PCD dataset2026.01 | 10.18 | -7.95 | |
| G-PCCv23Point Cloud=house_w/o_roof_00057, Vox=12, NN=10.29, #Points=48487452026.01 | 10.25 | — | |
| DALD-PCACPoint Cloud=facade_00009, Vox=12, NN=3.63, #Points=1596085, Training Strategy=trained on PCL-PCD dataset2026.01 | 10.35 | -10.55 | |
| DALD-PCACPoint Cloud=landscape_00014, Vox=14, NN=9.65, #Points=71948094, Training Strategy=trained following CNeT2026.01 | 10.53 | — | |
| DALD-PCACPoint Cloud=facade_00009, Vox=12, NN=3.63, #Points=1596085, Training Strategy=trained following CNeT2026.01 | 10.55 | — | |
| G-PCCv23Point Cloud=facade_00015, Vox=14, NN=1.53, #Points=89078802026.01 | 10.9 | — | |
| G-PCCv23Point Cloud=landscape_00014, Vox=14, NN=9.65, #Points=719480942026.01 | 11.06 | — | |
| G-PCCv23Point Cloud=facade_00009, Vox=12, NN=3.63, #Points=15960852026.01 | 11.57 | — | |
| DALD-PCACPoint Cloud=arco_valentino_dense, Vox=12, NN=3.15, #Points=1481746, Training Strategy=trained on PCL-PCD dataset2026.01 | 14.78 | -6.04 | |
| DALD-PCACPoint Cloud=arco_valentino_dense, Vox=12, NN=3.15, #Points=1481746, Training Strategy=trained following CNeT2026.01 | 14.99 | — | |
| G-PCCv23Point Cloud=arco_valentino_dense, Vox=12, NN=3.15, #Points=14817462026.01 | 15.73 | — |