no code implementations • CVPR 2025 • Hongjia Zhai, Hai Li, Zhenzhe Li, Xiaokun Pan, Yijia He, Guofeng Zhang
Extensive experiments on widely used datasets show better or more competitive performance on 3D panoptic open vocabulary scene understanding.
no code implementations • 8 Mar 2025 • Hongjia Zhai, Boming Zhao, Hai Li, Xiaokun Pan, Yijia He, Zhaopeng Cui, Hujun Bao, Guofeng Zhang
Specifically, to enforce geometric constraints and reduce storage requirements, we implicitly learn a 3D keypoint descriptor field, avoiding the need to explicitly store point-wise features.
no code implementations • 21 Sep 2024 • Hongjia Zhai, Xiyu Zhang, Boming Zhao, Hai Li, Yijia He, Zhaopeng Cui, Hujun Bao, Guofeng Zhang
Visual localization plays an important role in the applications of Augmented Reality (AR), which enable AR devices to obtain their 6-DoF pose in the pre-build map in order to render virtual content in real scenes.
no code implementations • 30 Jul 2024 • Hongjia Zhai, Gan Huang, Qirui Hu, Guanglin Li, Hujun Bao, Guofeng Zhang
However, a notable gap exists in the existing approaches when it comes to scene understanding.
Scene Understanding
Simultaneous Localization and Mapping
+1
no code implementations • 19 Mar 2024 • Hongjia Zhai, Hai Li, Xingrui Yang, Gan Huang, Yuhang Ming, Hujun Bao, Guofeng Zhang
In this paper, we introduce Vox-Fusion++, a multi-maps-based robust dense tracking and mapping system that seamlessly fuses neural implicit representations with traditional volumetric fusion techniques.
1 code implementation • 28 Oct 2022 • Xingrui Yang, Hai Li, Hongjia Zhai, Yuhang Ming, Yuqian Liu, Guofeng Zhang
In this work, we present a dense tracking and mapping system named Vox-Fusion, which seamlessly fuses neural implicit representations with traditional volumetric fusion methods.
1 code implementation • 21 Aug 2022 • Hai Li, Xingrui Yang, Hongjia Zhai, Yuqian Liu, Hujun Bao, Guofeng Zhang
Virtual content creation and interaction play an important role in modern 3D applications such as AR and VR.