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Related papers: SAI3D: Segment Any Instance in 3D Scenes

200 papers

This paper presents an end-to-end instance segmentation framework, termed SOIT, that Segments Objects with Instance-aware Transformers. Inspired by DETR \cite{carion2020end}, our method views instance segmentation as a direct set prediction…

Computer Vision and Pattern Recognition · Computer Science 2021-12-24 Xiaodong Yu , Dahu Shi , Xing Wei , Ye Ren , Tingqun Ye , Wenming Tan

Unlike closed-vocabulary 3D instance segmentation that is often trained end-to-end, open-vocabulary 3D instance segmentation (OV-3DIS) often leverages vision-language models (VLMs) to generate 3D instance proposals and classify them. While…

Computer Vision and Pattern Recognition · Computer Science 2025-08-01 Sanghun Jung , Jingjing Zheng , Ke Zhang , Nan Qiao , Albert Y. C. Chen , Lu Xia , Chi Liu , Yuyin Sun , Xiao Zeng , Hsiang-Wei Huang , Byron Boots , Min Sun , Cheng-Hao Kuo

Segment Anything Model (SAM) is an advanced foundational model for image segmentation, which is gradually being applied to remote sensing images (RSIs). Due to the domain gap between RSIs and natural images, traditional methods typically…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Nanqing Liu , Xun Xu , Yongyi Su , Haojie Zhang , Heng-Chao Li

Self-supervised Object Segmentation (SOS) aims to segment objects without any annotations. Under conditions of multi-camera inputs, the structural, textural and geometrical consistency among each view can be leveraged to achieve…

Computer Vision and Pattern Recognition · Computer Science 2025-01-20 Xiaoyun Zheng , Liwei Liao , Jianbo Jiao , Feng Gao , Ronggang Wang

Open-vocabulary segmentation, powered by large visual-language models like CLIP, has expanded 2D segmentation capabilities beyond fixed classes predefined by the dataset, enabling zero-shot understanding across diverse scenes. Extending…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Weiwen Hu , Niccolò Parodi , Marcus Zepp , Ingo Feldmann , Oliver Schreer , Peter Eisert

The Segment Anything Model (SAM), a foundation model for general image segmentation, has demonstrated impressive zero-shot performance across numerous natural image segmentation tasks. However, SAM's performance significantly declines when…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Cheng Chen , Juzheng Miao , Dufan Wu , Zhiling Yan , Sekeun Kim , Jiang Hu , Aoxiao Zhong , Zhengliang Liu , Lichao Sun , Xiang Li , Tianming Liu , Pheng-Ann Heng , Quanzheng Li

Semantic Segmentation is a crucial component in the perception systems of many applications, such as robotics and autonomous driving that rely on accurate environmental perception and understanding. In literature, several approaches are…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Ran Cheng , Ryan Razani , Yuan Ren , Liu Bingbing

4D LiDAR semantic segmentation, also referred to as multi-scan semantic segmentation, plays a crucial role in enhancing the environmental understanding capabilities of autonomous vehicles or robots. It classifies the semantic category of…

Computer Vision and Pattern Recognition · Computer Science 2024-12-04 Neng Wang , Ruibin Guo , Chenghao Shi , Ziyue Wang , Hui Zhang , Huimin Lu , Zhiqiang Zheng , Xieyuanli Chen

While recent feed-forward 3D reconstruction models provide a strong geometric foundation for scene understanding, extending them to 3D instance segmentation typically relies on a disjointed "lift-and-cluster" paradigm. Grouping dense…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Changyang Li , Xueqing Huang , Shin-Fang Chng , Huangying Zhan , Qingan Yan , Yi Xu

The Segment Anything Model (SAM) has demonstrated its effectiveness in segmenting any part of 2D RGB images. However, SAM exhibits a stronger emphasis on texture information while paying less attention to geometry information when…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Jun Cen , Yizheng Wu , Kewei Wang , Xingyi Li , Jingkang Yang , Yixuan Pei , Lingdong Kong , Ziwei Liu , Qifeng Chen

The Segment Anything Model (SAM) has achieved a notable success in two-dimensional image segmentation in natural images. However, the substantial gap between medical and natural images hinders its direct application to medical image…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Quan Quan , Fenghe Tang , Zikang Xu , Heqin Zhu , S. Kevin Zhou

Tooth point cloud segmentation is a fundamental task in many orthodontic applications. Current research mainly focuses on fully supervised learning which demands expensive and tedious manual point-wise annotation. Although recent…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Yifan Liu , Wuyang Li , Cheng Wang , Hui Chen , Yixuan Yuan

The Segment Anything Model (SAM) has established itself as a powerful zero-shot image segmentation model, enabled by efficient point-centric annotation and prompt-based models. While click and brush interactions are both well explored in…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Frano Rajič , Lei Ke , Yu-Wing Tai , Chi-Keung Tang , Martin Danelljan , Fisher Yu

The rapid rise of large-scale foundation models has reshaped the landscape of image segmentation, with models such as Segment Anything achieving unprecedented versatility across diverse vision tasks. However, previous generations-including…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Tianrun Chen , Runlong Cao , Xinda Yu , Lanyun Zhu , Chaotao Ding , Deyi Ji , Cheng Chen , Qi Zhu , Chunyan Xu , Papa Mao , Ying Zang

Focusing on only semantic instances that only salient in a scene gains more benefits for robot navigation and self-driving cars than looking at all objects in the whole scene. This paper pushes the envelope on salient regions in a video to…

Computer Vision and Pattern Recognition · Computer Science 2018-11-26 Trung-Nghia Le , Akihiro Sugimoto

Existing 3D semantic segmentation methods rely on point-wise or voxel-wise feature descriptors to output segmentation predictions. However, these descriptors are often supervised at point or voxel level, leading to segmentation models that…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Bo Sun , Qixing Huang , Xiangru Huang

Accurate lesion segmentation is essential in medical image analysis, yet most existing methods are designed for specific anatomical sites or imaging modalities, limiting their generalizability. Recent vision-language foundation models…

Image and Video Processing · Electrical Eng. & Systems 2026-03-30 Guoping Xu , Jayaram K. Udupa , Yubing Tong , Xin Long , Ying Zhang , Jie Deng , Weiguo Lu , You Zhang

The increasing availability of digital 3D environments, whether through image-based 3D reconstruction, generation, or scans obtained by robots, is driving innovation across various applications. These come with a significant demand for 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Andrea Simonelli , Norman Müller , Peter Kontschieder

Although semi-dense Simultaneous Localization and Mapping (SLAM) has been becoming more popular over the last few years, there is a lack of efficient methods for representing and processing their large scale point clouds. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2018-04-30 Shida He , Xuebin Qin , Zichen Zhang , Martin Jagersand

Segment Anything Model (SAM), known for its remarkable zero-shot segmentation capabilities, has garnered significant attention in the community. Nevertheless, its performance is challenged when dealing with what we refer to as visually…

Computer Vision and Pattern Recognition · Computer Science 2026-01-05 Guangqian Guo , Pengfei Chen , Yong Guo , Huafeng Chen , Boqiang Zhang , Shan Gao