Search Results for author: Ruida Zhang

Found 10 papers, 6 papers with code

RaSim: A Range-aware High-fidelity RGB-D Data Simulation Pipeline for Real-world Applications

no code implementations5 Apr 2024 Xingyu Liu, Chenyangguang Zhang, Gu Wang, Ruida Zhang, Xiangyang Ji

In robotic vision, a de-facto paradigm is to learn in simulated environments and then transfer to real-world applications, which poses an essential challenge in bridging the sim-to-real domain gap.

KP-RED: Exploiting Semantic Keypoints for Joint 3D Shape Retrieval and Deformation

1 code implementation15 Mar 2024 Ruida Zhang, Chenyangguang Zhang, Yan Di, Fabian Manhardt, Xingyu Liu, Federico Tombari, Xiangyang Ji

In this paper, we present KP-RED, a unified KeyPoint-driven REtrieval and Deformation framework that takes object scans as input and jointly retrieves and deforms the most geometrically similar CAD models from a pre-processed database to tightly match the target.

3D Shape Retrieval Retrieval

SecondPose: SE(3)-Consistent Dual-Stream Feature Fusion for Category-Level Pose Estimation

1 code implementation18 Nov 2023 Yamei Chen, Yan Di, Guangyao Zhai, Fabian Manhardt, Chenyangguang Zhang, Ruida Zhang, Federico Tombari, Nassir Navab, Benjamin Busam

Leveraging the advantage of DINOv2 in providing SE(3)-consistent semantic features, we hierarchically extract two types of SE(3)-invariant geometric features to further encapsulate local-to-global object-specific information.

Object Pose Estimation

ShapeMatcher: Self-Supervised Joint Shape Canonicalization, Segmentation, Retrieval and Deformation

1 code implementation18 Nov 2023 Yan Di, Chenyangguang Zhang, Chaowei Wang, Ruida Zhang, Guangyao Zhai, Yanyan Li, Bowen Fu, Xiangyang Ji, Shan Gao

In this paper, we present ShapeMatcher, a unified self-supervised learning framework for joint shape canonicalization, segmentation, retrieval and deformation.

Object Retrieval +2

MOHO: Learning Single-view Hand-held Object Reconstruction with Multi-view Occlusion-Aware Supervision

no code implementations18 Oct 2023 Chenyangguang Zhang, Guanlong Jiao, Yan Di, Gu Wang, Ziqin Huang, Ruida Zhang, Fabian Manhardt, Bowen Fu, Federico Tombari, Xiangyang Ji

Previous works concerning single-view hand-held object reconstruction typically rely on supervision from 3D ground-truth models, which are hard to collect in real world.

Object Object Reconstruction

CCD-3DR: Consistent Conditioning in Diffusion for Single-Image 3D Reconstruction

no code implementations15 Aug 2023 Yan Di, Chenyangguang Zhang, Pengyuan Wang, Guangyao Zhai, Ruida Zhang, Fabian Manhardt, Benjamin Busam, Xiangyang Ji, Federico Tombari

However, such strategies fail to consistently align the denoised point cloud with the given image, leading to unstable conditioning and inferior performance.

3D Reconstruction

U-RED: Unsupervised 3D Shape Retrieval and Deformation for Partial Point Clouds

1 code implementation ICCV 2023 Yan Di, Chenyangguang Zhang, Ruida Zhang, Fabian Manhardt, Yongzhi Su, Jason Rambach, Didier Stricker, Xiangyang Ji, Federico Tombari

In this paper, we propose U-RED, an Unsupervised shape REtrieval and Deformation pipeline that takes an arbitrary object observation as input, typically captured by RGB images or scans, and jointly retrieves and deforms the geometrically similar CAD models from a pre-established database to tightly match the target.

3D Shape Retrieval Retrieval

SSP-Pose: Symmetry-Aware Shape Prior Deformation for Direct Category-Level Object Pose Estimation

no code implementations13 Aug 2022 Ruida Zhang, Yan Di, Fabian Manhardt, Federico Tombari, Xiangyang Ji

In this paper, to handle these shortcomings, we propose an end-to-end trainable network SSP-Pose for category-level pose estimation, which integrates shape priors into a direct pose regression network.

Pose Estimation regression

RBP-Pose: Residual Bounding Box Projection for Category-Level Pose Estimation

1 code implementation30 Jul 2022 Ruida Zhang, Yan Di, Zhiqiang Lou, Fabian Manhardt, Federico Tombari, Xiangyang Ji

Category-level object pose estimation aims to predict the 6D pose as well as the 3D metric size of arbitrary objects from a known set of categories.

Object Pose Estimation

GPV-Pose: Category-level Object Pose Estimation via Geometry-guided Point-wise Voting

3 code implementations CVPR 2022 Yan Di, Ruida Zhang, Zhiqiang Lou, Fabian Manhardt, Xiangyang Ji, Nassir Navab, Federico Tombari

While 6D object pose estimation has recently made a huge leap forward, most methods can still only handle a single or a handful of different objects, which limits their applications.

 Ranked #1 on 6D Pose Estimation on LineMOD (Mean ADD-S metric)

6D Pose Estimation 6D Pose Estimation using RGB +3

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