Search Results for author: Lihe Ding

Found 8 papers, 2 papers with code

Interactive3D: Create What You Want by Interactive 3D Generation

no code implementations25 Apr 2024 Shaocong Dong, Lihe Ding, Zhanpeng Huang, Zibin Wang, Tianfan Xue, Dan Xu

Both of them limit customization to the confines of the 2D reference and potentially introduce undesirable artifacts during the 3D lifting process, restricting the scope for direct and versatile 3D modifications.

MsSVT++: Mixed-scale Sparse Voxel Transformer with Center Voting for 3D Object Detection

no code implementations22 Jan 2024 Jianan Li, Shaocong Dong, Lihe Ding, Tingfa Xu

To mitigate the computational complexity associated with applying a window-based transformer in 3D voxel space, we introduce a novel Chessboard Sampling strategy and implement voxel sampling and gathering operations sparsely using a hash map.

3D Object Detection Object +2

Text-to-3D Generation with Bidirectional Diffusion using both 2D and 3D priors

no code implementations7 Dec 2023 Lihe Ding, Shaocong Dong, Zhanpeng Huang, Zibin Wang, Yiyuan Zhang, Kaixiong Gong, Dan Xu, Tianfan Xue

Recently, researchers have attempted to improve the genuineness of 3D objects by directly training on 3D datasets, albeit at the cost of low-quality texture generation due to the limited texture diversity in 3D datasets.

3D Generation Text to 3D +1

Obj-NeRF: Extract Object NeRFs from Multi-view Images

no code implementations26 Nov 2023 Zhiyi Li, Lihe Ding, Tianfan Xue

To solve this problem, in this paper, we propose Obj-NeRF, a comprehensive pipeline that recovers the 3D geometry of a specific object from multi-view images using a single prompt.

3D Reconstruction Novel View Synthesis +2

FusionRCNN: LiDAR-Camera Fusion for Two-stage 3D Object Detection

no code implementations22 Sep 2022 Xinli Xu, Shaocong Dong, Lihe Ding, Jie Wang, Tingfa Xu, Jianan Li

Existing 3D detectors significantly improve the accuracy by adopting a two-stage paradigm which merely relies on LiDAR point clouds for 3D proposal refinement.

3D Object Detection Autonomous Driving +2

PAPooling: Graph-based Position Adaptive Aggregation of Local Geometry in Point Clouds

no code implementations28 Nov 2021 Jie Wang, Jianan Li, Lihe Ding, Ying Wang, Tingfa Xu

Fine-grained geometry, captured by aggregation of point features in local regions, is crucial for object recognition and scene understanding in point clouds.

3D Shape Classification graph construction +4

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