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Xuanxuan Zhang

5 accepted papers

2026

ColorMap-VIO: A Drift-Free Visual-Inertial Odometry in a Prior Colored Point Cloud Map

RA-L 2026

Visual-inertial odometry (VIO) can estimate robot poses at high frequencies but suffers from accumulated drift over time. Incorporating point cloud maps offers a promising solution, yet existing registration methods between vision and point clouds are limited by heterogeneous feature alignment, leav

Cited by 0Source ↗Scholar ↗
2026

GauSem-SLAM: Gaussian Semantic Submaps with Loop Closure for Globally Consistent SLAM

ICRA 2026poster

3DGS has shown outstanding performance in multi-view geometry, driving its adoption in visual SLAM. However, real-time semantic 3DGS mapping faces challenges. Current methods typically treat semantics as external priors, making it hard to integrate them into SLAM tracking or loop closure correction.…

Cited by 0Scholar ↗
2026

TopoMA: Topology-Guided Multi-Agent Dense RGB 3D Reconstruction via Distributed Inference

CVPR 2026

Multi-agent 3D reconstruction, as a key technology for large-scale VR/AR, robot swarms, and digital twins, has attracted growing attention. Recent end-to-end 3D reconstruction methods achieve strong performance in single-agent scenarios, but they are difficult to directly extend to multi-agent colla

Cited by 0Source ↗Scholar ↗
2024

AS-LIO: Spatial Overlap Guided Adaptive Sliding Window LiDAR-Inertial Odometry for Aggressive FOV Variation

IROS 2024poster

LiDAR-Inertial Odometry (LIO) demonstrates outstanding accuracy and stability in general low-speed and smooth motion scenarios. However, in high-speed and intense motion scenarios, such as sharp turns, two primary challenges arise: firstly, due to the limitations of IMU frequency, the error in estim…

Cited by 3Source ↗Scholar ↗