4 papers
GRLoc: Geometric Representation Regression for Visual Localization
Changyang Li, Xuejian Ma, Lixiang Liu +3
Absolute Pose Regression (APR) has emerged as a compelling paradigm for visual localization. However, APR models typically operate as black boxes, directly regressing a 6-DoF pose…
RLGS: Reinforcement Learning-Based Adaptive Hyperparameter Tuning for Gaussian Splatting
Zhan Li, Huangying Zhan, Changyang Li +2
Hyperparameter tuning in 3D Gaussian Splatting (3DGS) is a labor-intensive and expert-driven process, often resulting in inconsistent reconstructions and suboptimal results. We pro…
Crafting Dynamic Virtual Activities with Advanced Multimodal Models
Changyang Li, Qingan Yan, Minyoung Kim +3
In this paper, we investigate the use of multimodal large language models (MLLMs) for generating virtual activities, leveraging the integration of vision-language modalities to ena…
Spacetime Gaussian Feature Splatting for Real-Time Dynamic View Synthesis
Zhan Li, Zhang Chen, Zhong Li +1
Novel view synthesis of dynamic scenes has been an intriguing yet challenging problem. Despite recent advancements, simultaneously achieving high-resolution photorealistic results,…