Search Results for author: Weicai Ye

Found 10 papers, 7 papers with code

Point Mamba: A Novel Point Cloud Backbone Based on State Space Model with Octree-Based Ordering Strategy

1 code implementation11 Mar 2024 Jiuming Liu, Ruiji Yu, Yian Wang, Yu Zheng, Tianchen Deng, Weicai Ye, Hesheng Wang

In this paper, we propose a novel SSM-based point cloud processing backbone, named Point Mamba, with a causality-aware ordering mechanism.

Semantic Segmentation

NeRF-Det++: Incorporating Semantic Cues and Perspective-aware Depth Supervision for Indoor Multi-View 3D Detection

1 code implementation22 Feb 2024 Chenxi Huang, Yuenan Hou, Weicai Ye, Di Huang, Xiaoshui Huang, Binbin Lin, Deng Cai, Wanli Ouyang

We project the freely available 3D segmentation annotations onto the 2D plane and leverage the corresponding 2D semantic maps as the supervision signal, significantly enhancing the semantic awareness of multi-view detectors.

Depth Estimation Depth Prediction +1

Point Cloud Matters: Rethinking the Impact of Different Observation Spaces on Robot Learning

no code implementations4 Feb 2024 Haoyi Zhu, Yating Wang, Di Huang, Weicai Ye, Wanli Ouyang, Tong He

In this study, we explore the influence of different observation spaces on robot learning, focusing on three predominant modalities: RGB, RGB-D, and point cloud.

Zero-shot Generalization

Improving Feature-based Visual Localization by Geometry-Aided Matching

1 code implementation16 Nov 2022 Hailin Yu, Youji Feng, Weicai Ye, Mingxuan Jiang, Hujun Bao, Guofeng Zhang

We apply GAM to a new hierarchical visual localization pipeline and show that GAM can effectively improve the robustness and accuracy of localization.

3D Feature Matching Pose Estimation +1

IntrinsicNeRF: Learning Intrinsic Neural Radiance Fields for Editable Novel View Synthesis

1 code implementation ICCV 2023 Weicai Ye, Shuo Chen, Chong Bao, Hujun Bao, Marc Pollefeys, Zhaopeng Cui, Guofeng Zhang

Existing inverse rendering combined with neural rendering methods can only perform editable novel view synthesis on object-specific scenes, while we present intrinsic neural radiance fields, dubbed IntrinsicNeRF, which introduce intrinsic decomposition into the NeRF-based neural rendering method and can extend its application to room-scale scenes.

Clustering Inverse Rendering +2

iDF-SLAM: End-to-End RGB-D SLAM with Neural Implicit Mapping and Deep Feature Tracking

no code implementations16 Sep 2022 Yuhang Ming, Weicai Ye, Andrew Calway

The neural implicit mapper is trained on-the-fly, while though the neural tracker is pretrained on the ScanNet dataset, it is also finetuned along with the training of the neural implicit mapper.

DeFlowSLAM: Self-Supervised Scene Motion Decomposition for Dynamic Dense SLAM

1 code implementation18 Jul 2022 Weicai Ye, Xingyuan Yu, Xinyue Lan, Yuhang Ming, Jinyu Li, Hujun Bao, Zhaopeng Cui, Guofeng Zhang

We present a novel dual-flow representation of scene motion that decomposes the optical flow into a static flow field caused by the camera motion and another dynamic flow field caused by the objects' movements in the scene.

Pose Estimation Simultaneous Localization and Mapping

PVO: Panoptic Visual Odometry

1 code implementation CVPR 2023 Weicai Ye, Xinyue Lan, Shuo Chen, Yuhang Ming, Xingyuan Yu, Hujun Bao, Zhaopeng Cui, Guofeng Zhang

We present PVO, a novel panoptic visual odometry framework to achieve more comprehensive modeling of the scene motion, geometry, and panoptic segmentation information.

Optical Flow Estimation Pose Estimation +3

Hybrid Tracker with Pixel and Instance for Video Panoptic Segmentation

no code implementations2 Mar 2022 Weicai Ye, Xinyue Lan, Ge Su, Hujun Bao, Zhaopeng Cui, Guofeng Zhang

HybridTracker performs pixel tracker and instance tracker in parallel to obtain the association matrices, which are fused into a matching matrix.

Optical Flow Estimation Segmentation +1

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