| FreeTimeGS++ | arXiv'26 (2605.03337) | 4D Gaussians + durations | Gated marginalization | Neural velocity fields + emergent temporal partitioning; comprehensive 4DGS analysis |
| ParticleGS | arXiv'26 | 3D anisotropic + physics | Standard α-compositing | Physics-based motion extrapolation for fluid/dynamic scenes; Lagrangian particle dynamics |
| TransmissiveGS | arXiv'26 | Dual-GS (surface + reflection) | Deferred shading | Transmissive + reflective dual decomposition; separate G-buffer compositing for glass/refractive objects |
| PD-4DGS | arXiv'26 | 3-layer progressive (static + global deform + local refine) | Progressive streaming | DASH/HLS-compatible 4DGS streaming; ~1.7s first-frame latency vs 73-930s monolithic |
| 3DGS³ | arXiv'26 | 3D anisotropic (super-sampled) | Standard + temporal interpolation | Gradient-Aware Super Sampling + Lightweight Temporal Frame Interpolation for large-scale 3DGS |
| BlitzGS | arXiv'26 | 3D anisotropic (distributed) | Parity-based multi-GPU | Distributed city-scale GS training; parity-based sharding across multi-GPU; eliminates single-GPU memory bottleneck |
| Z-Order GS | arXiv'26 | 3D anisotropic (Z-ordered) | Z-order curve indexing | Z-order curve spatial indexing for cache-coherent Gaussian traversal; improved rendering throughput |
| PanoPlane | arXiv'26 | Planar (panoramic) | Plane-based compositing | Panoramic plane-based GS for omnidirectional NVS; efficient panoramic scene representation |
| SparseOIT | arXiv'26 | 3D anisotropic | Order-independent transparency | Sparse order-independent transparency for correct See-through rendering of overlapping semi-transparent Gaussians |
| SCOUP | arXiv'26 | Sparse code primitives | Language-conditioned | Sparse code language GS; language-conditioned sparse coding for controllable 3DGS generation |
| AV1-3DGS | arXiv'26 | 3D anisotropic | AV1 motion-vector SfM | AV1 codec motion vectors for dense SfM; 63% training time reduction; leverages video compression priors |
| RoSplat | arXiv'26 | 3D anisotropic (feed-forward) | Pixel-wise GS | Feed-forward pixel-wise GS for sparse-view NVS; requires alpha normalization for varying view counts |
| HarmoGS | arXiv'26 | 3D anisotropic | Harmonized optimization | Gradient harmonization for in-the-wild 3DGS; resolves cross-view gradient conflicts from transient distractors and illumination inconsistencies |
| GuardMarkGS | arXiv'26 | 3D anisotropic | Watermark + deterrence | First unified watermarking + edit deterrence framework for 3DGS assets; security for 3D content |
| FaceParts | arXiv'26 | 3D anisotropic (part-based) | Part-compositional | Part-based decomposable Gaussian avatar; modular facial region modeling for expressive avatars |
| RetroNVS | arXiv'26 | 3D anisotropic | Retro-reflection modeling | Retro-reflection modeling in 3DGS for accurate rendering of retro-reflective surfaces (signs, safety gear) |
| Velox | arXiv'26 | 3D anisotropic | Velocity-aware 4D | Velocity-aware 4DGS for fast dynamic scene reconstruction with motion-adaptive temporal modeling |
| 3DGS² | arXiv'26 | 3D anisotropic (super-sampled) | Super-sampling + temporal | Second-generation 3DGS with super-sampling and temporal interpolation for large-scale scenes |