Advances in Real-Time 3D Gaussian Splatting for High-Fidelity Reconstruction

The recent advancements in the field of 3D reconstruction and rendering have shown a significant shift towards leveraging Gaussian Splatting (3DGS) for high-fidelity, real-time applications. Researchers are focusing on integrating 3DGS into various frameworks to enhance efficiency, accuracy, and robustness across different scenarios, including multi-agent collaboration, dynamic scenes, and large-scale free camera trajectories. Key innovations include the development of adaptive and motion-aware Gaussian representations, which allow for more precise and efficient rendering, even in the presence of irregular camera trajectories or dynamic elements. Additionally, the use of event cameras and multi-temporal granularity fusion is emerging as a powerful tool for handling motion blur and improving deblurring performance in real-world applications. These advancements not only push the boundaries of what is achievable in real-time 3D reconstruction but also pave the way for more integrated and scalable solutions in AR/VR, robotics, and medical imaging.

Noteworthy contributions include MAC-Ego3D, which sets new standards for real-time multi-agent collaboration in 3D reconstruction, and RP-SLAM, which demonstrates state-of-the-art performance in photorealistic SLAM using 3D Gaussian Splatting. SplineGS and SweepEvGS also stand out for their innovative approaches to dynamic scene reconstruction and event-based rendering, respectively.

Sources

MAC-Ego3D: Multi-Agent Gaussian Consensus for Real-Time Collaborative Ego-Motion and Photorealistic 3D Reconstruction

RP-SLAM: Real-time Photorealistic SLAM with Efficient 3D Gaussian Splatting

SplineGS: Robust Motion-Adaptive Spline for Real-Time Dynamic 3D Gaussians from Monocular Video

Toy-GS: Assembling Local Gaussians for Precisely Rendering Large-Scale Free Camera Trajectories

SweepEvGS: Event-Based 3D Gaussian Splatting for Macro and Micro Radiance Field Rendering from a Single Sweep

RoMeO: Robust Metric Visual Odometry

GS-ProCams: Gaussian Splatting-based Projector-Camera Systems

Event-based Motion Deblurring via Multi-Temporal Granularity Fusion

MASt3R-SLAM: Real-Time Dense SLAM with 3D Reconstruction Priors

3DGUT: Enabling Distorted Cameras and Secondary Rays in Gaussian Splatting

NFL-BA: Improving Endoscopic SLAM with Near-Field Light Bundle Adjustment

Event-based Photometric Bundle Adjustment

EnvGS: Modeling View-Dependent Appearance with Environment Gaussian

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