English
Related papers

Related papers: PartSTAD: 2D-to-3D Part Segmentation Task Adaptati…

200 papers

Accurate interpretation of street-level imagery is essential for large-scale urban mapping and the creation of Spatial Digital Twin (SDT) environments. This work presents a unified framework for joint 2D-3D segmentation and association that…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Amir Melnikov , Masayuki Tanaka , Yusuke Monno , Masatoshi Okutomi

Point cloud video understanding is critical for robotics as it accurately encodes motion and scene interaction. We recognize that 4D datasets are far scarcer than 3D ones, which hampers the scalability of self-supervised 4D models. A…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Yiding Sun , Jihua Zhu , Haozhe Cheng , Chaoyi Lu , Zhichuan Yang , Lin Chen , Yaonan Wang

Unsupervised domain adaption has been widely adopted in tasks with scarce annotated data. Unfortunately, mapping the target-domain distribution to the source-domain unconditionally may distort the essential structural information of the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Munan Ning , Donghuan Lu , Yujia Xie , Dongdong Chen , Dong Wei , Yefeng Zheng , Yonghong Tian , Shuicheng Yan , Li Yuan

Given a 3D object, kinematic motion prediction aims to identify the mobile parts as well as the corresponding motion parameters. Due to the large variations in both topological structure and geometric details of 3D objects, this remains a…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Gengxin Liu , Qian Sun , Haibin Huang , Chongyang Ma , Yulan Guo , Li Yi , Hui Huang , Ruizhen Hu

Decision making in automated driving is highly specific to the environment and thus semantic segmentation plays a key role in recognizing the objects in the environment around the car. Pixel level classification once considered a…

Computer Vision and Pattern Recognition · Computer Science 2019-03-25 Sumanth Chennupati , Ganesh Sistu , Senthil Yogamani , Samir Rawashdeh

Domain adaptation is an important task to enable learning when labels are scarce. While most works focus only on the image modality, there are many important multi-modal datasets. In order to leverage multi-modality for domain adaptation,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-23 Maximilian Jaritz , Tuan-Hung Vu , Raoul de Charette , Émilie Wirbel , Patrick Pérez

Lifting multi-view 2D instance segmentation to a radiance field has proven to be effective to enhance 3D understanding. Existing methods rely on direct matching for end-to-end lifting, yielding inferior results; or employ a two-stage…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Runsong Zhu , Shi Qiu , Zhengzhe Liu , Ka-Hei Hui , Qianyi Wu , Pheng-Ann Heng , Chi-Wing Fu

Recent advances in foundation models have brought promising results in computer vision, including medical image segmentation. Fine-tuning foundation models on specific low-resource medical tasks has become a standard practice. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Jingyun Yang , Guoqing Zhang , Jingge Wang , Yang Li

In the context of future manufacturing lines, removing fixtures will be a fundamental step to increase the flexibility of autonomous systems in assembly and logistic operations. Vision-based 3D pose estimation is a necessity to accurately…

Robotics · Computer Science 2020-10-05 Bjarne Grossmann , Francesco Rovida , Volker Krueger

Reliable segmentation of multiphase pore-scale X-ray images of rocks is necessary to quantify fluid saturation, connectivity, and interfacial geometry. However, current 3D segmentation methods are typically dataset-specific, requiring…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Rui Zhang , Xianzhi Song , Linqi Zhu , Branko Bijeljic , Gensheng Li , Martin J. Blunt

Semantic segmentation networks, which are essential for robotic perception, often suffer from performance degradation when the visual distribution of the deployment environment differs from that of the source dataset on which they were…

Robotics · Computer Science 2026-02-17 Michele Antonazzi , Lorenzo Signorelli , Matteo Luperto , Nicola Basilico

Localization is an essential task for mobile autonomous robotic systems that want to use pre-existing maps or create new ones in the context of SLAM. Today, many robotic platforms are equipped with high-accuracy 3D LiDAR sensors, which…

This paper presents a novel adaptive-sparse polynomial dimensional decomposition (PDD) method for stochastic design optimization of complex systems. The method entails an adaptive-sparse PDD approximation of a high-dimensional stochastic…

Numerical Analysis · Mathematics 2016-01-13 Sharif Rahman , Xuchun Ren , Vaibhav Yadav

Interactive segmentation allows efficient label generation by leveraging user-provided clicks to progressively refine predictions, which is critical when fully supervised labels are costly or generalization to unseen classes is needed.…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Xueyang Kang , Zijian Yu , Kourosh Khoshelham , Liangliang Nan

In recent years, a plethora of diverse methods have been proposed for 3D pose estimation. Among these, self-attention mechanisms and graph convolutions have both been proven to be effective and practical methods. Recognizing the strengths…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Sihan Wen , Xiantan Zhu , Zhiming Tan

We propose a straightforward yet highly effective few-shot fine-tuning strategy for adapting the Segment Anything (SAM) to anatomical segmentation tasks in medical images. Our novel approach revolves around reformulating the mask decoder…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Weiyi Xie , Nathalie Willems , Shubham Patil , Yang Li , Mayank Kumar

Shape assembly composes complex shapes geometries by arranging simple part geometries and has wide applications in autonomous robotic assembly and CAD modeling. Existing works focus on geometry reasoning and neglect the actual physical…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Yichen Li , Kaichun Mo , Yueqi Duan , He Wang , Jiequan Zhang , Lin Shao , Wojciech Matusik , Leonidas Guibas

Online test-time adaptation for 3D human pose estimation is used for video streams that differ from training data. Ground truth 2D poses are used for adaptation, but only estimated 2D poses are available in practice. This paper addresses…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Qiuxia Lin , Kerui Gu , Linlin Yang , Angela Yao

The training of deep neural networks is inherently a nonconvex optimization problem, yet standard approaches such as stochastic gradient descent (SGD) require simultaneous updates to all parameters, often leading to unstable convergence and…

Machine Learning · Computer Science 2025-08-07 Chengcheng Yan , Jiawei Xu , Zheng Peng , Qingsong Wang

Deep learning approaches achieve prominent success in 3D semantic segmentation. However, collecting densely annotated real-world 3D datasets is extremely time-consuming and expensive. Training models on synthetic data and generalizing on…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Runyu Ding , Jihan Yang , Li Jiang , Xiaojuan Qi