Point Cloud Lossless Attribute Compression on MPEG CAT1 Sparse
5.77Bitrate (Bpp)DALD-PCAC
Evaluation Results
| Method | Links | ||
|---|---|---|---|
| DALD-PCACPoint Cloud=ulb_unicorn, Vox=13, NN=1.17, #Points=1995189, Training Strategy=trained on PCL-PCD dataset2026.01 | 5.77 | -16.89 | |
| DALD-PCACPoint Cloud=ulb_unicorn, Vox=13, NN=1.17, #Points=1995189, Training Strategy=trained following CNeT2026.01 | 6.06 | — | |
| DALD-PCACPoint Cloud=stanford_area_2, Vox=16, NN=1.21, #Points=47062002, Training Strategy=trained on PCL-PCD dataset2026.01 | 6.71 | -21.63 | |
| G-PCCv23Point Cloud=ulb_unicorn, Vox=13, NN=1.17, #Points=19951892026.01 | 6.94 | — | |
| DALD-PCACPoint Cloud=stanford_area_2, Vox=16, NN=1.21, #Points=47062002, Training Strategy=trained following CNeT2026.01 | 7.37 | — | |
| DALD-PCACPoint Cloud=egyptian_mask, Vox=12, NN=1.01, #Points=272684, Training Strategy=trained on PCL-PCD dataset2026.01 | 8.37 | -10.9 | |
| G-PCCv23Point Cloud=stanford_area_2, Vox=16, NN=1.21, #Points=470620022026.01 | 8.56 | — | |
| DALD-PCACPoint Cloud=egyptian_mask, Vox=12, NN=1.01, #Points=272684, Training Strategy=trained following CNeT2026.01 | 8.61 | — | |
| G-PCCv23Point Cloud=egyptian_mask, Vox=12, NN=1.01, #Points=2726842026.01 | 9.39 | — | |
| DALD-PCACPoint Cloud=staue_klimt, Vox=12, NN=1.11, #Points=499660, Training Strategy=trained on PCL-PCD dataset2026.01 | 11.93 | -10.96 | |
| DALD-PCACPoint Cloud=staue_klimt, Vox=12, NN=1.11, #Points=499660, Training Strategy=trained following CNeT2026.01 | 12.13 | — | |
| G-PCCv23Point Cloud=staue_klimt, Vox=12, NN=1.11, #Points=4996602026.01 | 13.4 | — | |
| DALD-PCACPoint Cloud=shiva_00035, Vox=12, NN=1.37, #Points=1009132, Training Strategy=trained on PCL-PCD dataset2026.01 | 14.34 | -5.81 | |
| DALD-PCACPoint Cloud=shiva_00035, Vox=12, NN=1.37, #Points=1009132, Training Strategy=trained following CNeT2026.01 | 14.63 | — | |
| G-PCCv23Point Cloud=shiva_00035, Vox=12, NN=1.37, #Points=10091322026.01 | 15.23 | — | |
| DALD-PCACPoint Cloud=palazzo_carignano_dense, Vox=14, NN=1.29, #Points=4187594, Training Strategy=trained on PCL-PCD dataset2026.01 | 15.77 | -5.29 | |
| DALD-PCACPoint Cloud=palazzo_carignano_dense, Vox=14, NN=1.29, #Points=4187594, Training Strategy=trained following CNeT2026.01 | 16.12 | — | |
| G-PCCv23Point Cloud=palazzo_carignano_dense, Vox=14, NN=1.29, #Points=41875942026.01 | 16.65 | — |