Partslip: Low-shot part segmentation for 3d point clouds via pretrained image-language models

M Liu, Y Zhu, H Cai, S Han, Z Ling… - Proceedings of the …, 2023 - openaccess.thecvf.com
Generalizable 3D part segmentation is important but challenging in vision and robotics.
Training deep models via conventional supervised methods requires large-scale 3D …

Boosting video object segmentation via space-time correspondence learning

Y Zhang, L Li, W Wang, R Xie… - Proceedings of the …, 2023 - openaccess.thecvf.com
Current top-leading solutions for video object segmentation (VOS) typically follow a
matching-based regime: for each query frame, the segmentation mask is inferred according …

Unsupervised semantic correspondence using stable diffusion

E Hedlin, G Sharma, S Mahajan… - Advances in …, 2024 - proceedings.neurips.cc
Text-to-image diffusion models are now capable of generating images that are often
indistinguishable from real images. To generate such images, these models must …

Diffusion 3d features (diff3f): Decorating untextured shapes with distilled semantic features

NS Dutt, S Muralikrishnan… - Proceedings of the IEEE …, 2024 - openaccess.thecvf.com
We present Diff3F as a simple robust and class-agnostic feature descriptor that can be
computed for untextured input shapes (meshes or point clouds). Our method distills diffusion …

CADTalk: An Algorithm and Benchmark for Semantic Commenting of CAD Programs

H Yuan, J Xu, H Pan, A Bousseau… - Proceedings of the …, 2024 - openaccess.thecvf.com
CAD programs are a popular way to compactly encode shapes as a sequence of operations
that are easy to parametrically modify. However without sufficient semantic comments and …

Neural semantic surface maps

L Morreale, N Aigerman, VG Kim… - Computer Graphics …, 2024 - Wiley Online Library
We present an automated technique for computing a map between two genus‐zero shapes,
which matches semantically corresponding regions to one another. Lack of annotated data …

PointVST: Self-supervised pre-training for 3d point clouds via view-specific point-to-image translation

Q Zhang, J Hou - IEEE Transactions on Visualization and …, 2023 - ieeexplore.ieee.org
The past few years have witnessed the great success and prevalence of self-supervised
representation learning within the language and 2D vision communities. However, such …

MREIFlow: Unsupervised dense and time-continuous optical flow estimation from image and event data

J Hu, C Guo, Y Luo, Z Mao - Information Fusion, 2025 - Elsevier
Objectives: We focus on exploring an unsupervised learning-based model which can take
advantage of a single image and events to estimate dense and time-continuous optical flow …

HAL3D: Hierarchical active learning for fine-grained 3D part labeling

F Yu, Y Qian, F Gil-Ureta, B Jackson… - Proceedings of the …, 2023 - openaccess.thecvf.com
We present the first active learning tool for fine-grained 3D part labeling, a problem which
challenges even the most advanced deep learning (DL) methods due to the significant …

3x2: 3D Object Part Segmentation by 2D Semantic Correspondences

A Thai, W Wang, H Tang, S Stojanov, M Feiszli… - arXiv preprint arXiv …, 2024 - arxiv.org
3D object part segmentation is essential in computer vision applications. While substantial
progress has been made in 2D object part segmentation, the 3D counterpart has received …