English
Related papers

Related papers: CoCo-SAM3: Harnessing Concept Conflict in Open-Voc…

200 papers

Segmentation is a fundamental vision task underlying numerous downstream applications. Recent promptable segmentation models, such as Segment Anything Model 3 (SAM3), extend segmentation from category-agnostic mask prediction to…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Shuang Liang , Zeqing Wang , Yuxian Li , Xihui Liu , Han Wang

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

Vision-language models like CLIP have achieved remarkable progress in cross-modal representation learning, yet suffer from systematic misclassifications among visually and semantically similar categories. We observe that such confusion…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 Maoyuan Shao , Yutong Gao , Xinyang Huang , Chuang Zhu , Lijuan Sun , Guoshun Nan

Open-vocabulary 3D scene understanding presents a significant challenge in the field. Recent works have sought to transfer knowledge embedded in vision-language models from 2D to 3D domains. However, these approaches often require prior…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Hanchen Tai , Qingdong He , Jiangning Zhang , Yijie Qian , Zhenyu Zhang , Xiaobin Hu , Xiangtai Li , Yabiao Wang , Yong Liu

Accurate tongue segmentation is crucial for reliable TCM analysis. Supervised models require large annotated datasets, while SAM-family models remain prompt-driven. We present Memory-SAM, a training-free, human-prompt-free pipeline that…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Joongwon Chae , Lihui Luo , Xi Yuan , Dongmei Yu , Zhenglin Chen , Lian Zhang , Peiwu Qin

Topic models are useful tools for discovering latent semantic structures in large textual corpora. Recent efforts have been oriented at incorporating contextual representations in topic modeling and have been shown to outperform classical…

In the realm of causal inference, Potential Outcomes (PO) and Structural Causal Models (SCM) are recognized as the principal frameworks.However, when it comes to Layer 3 valuations -- counterfactual queries deeply entwined with…

Artificial Intelligence · Computer Science 2024-02-09 Heyang Gong

The lack of a large-scale 3D-text corpus has led recent works to distill open-vocabulary knowledge from vision-language models (VLMs). However, these methods typically rely on a single VLM to align the feature spaces of 3D models within a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Jinlong Li , Cristiano Saltori , Fabio Poiesi , Nicu Sebe

Open-world promptable 3D semantic segmentation remains brittle as semantics are inferred in the input sensor coordinates. Yet, humans, in contrast, interpret parts via functional roles in a canonical space -- wings extend laterally, handles…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Li Jin , Weikai Chen , Yujie Wang , Yingda Yin , Zeyu Hu , Runze Zhang , Keyang Luo , Shengju Qian , Xin Wang , Xueying Qin

Omnimodal understanding entails a massive, highly redundant search space of cross-modal interactions, demanding focused and deliberative reasoning. Current reasoning paradigms rely on either sequential step-by-step generation or parallel…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Zhicheng Zhang , Wentao Gu , Weicheng Wang , Yongjie Zhu , Wenyu Qin , Meng Wang , Pengfei Wan , Jufeng Yang

The Segment-Anything Model (SAM) is a vision foundation model for segmentation with a prompt-driven framework. SAM generates class-agnostic masks based on user-specified instance-referring prompts. However, adapting SAM for automated…

Computer Vision and Pattern Recognition · Computer Science 2024-11-22 Hussni Mohd Zakir , Eric Tatt Wei Ho

Training-free Camouflaged Object Segmentation (COS) seeks to segment camouflaged objects without task-specific training, by automatically generating visual prompts to guide the Segment Anything Model (SAM). However, existing pipelines…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Chao Yin , Jide Li , Hang Yao , Xiaoqiang Li

Despite the strength of the Segment Anything Model (SAM), it struggles with generalization issues in open-vocabulary multi-entity segmentation (OVMS). Through empirical and causal analyses, we find that (i) the prompt bias is the primary…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Jingyao Wang , Jianqi Zhang , Wenwen Qiang , Changwen Zheng

Faithful generation in large language models (LLMs) is challenged by knowledge conflicts between parametric memory and external context. Existing contrastive decoding methods tuned specifically to handle conflict often lack adaptability and…

Computation and Language · Computer Science 2025-08-28 Anant Khandelwal , Manish Gupta , Puneet Agrawal

Existing video segmenter and grounder approaches, exemplified by Sa2VA, directly fuse features within segmentation models. This often results in an undesirable entanglement of dynamic visual information and static semantics, thereby…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Dang Jisheng , Wu Xudong , Wang Bimei , Lv Ning , Chen Jiayu , Jingwen Zhao , Yichu liu , Jizhao Liu , Juncheng Li , Teng Wang

Weakly supervised semantic segmentation (WSSS) with image-level labels aims to achieve segmentation tasks without dense annotations. However, attributed to the frequent coupling of co-occurring objects and the limited supervision from…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Zhiwei Yang , Kexue Fu , Minghong Duan , Linhao Qu , Shuo Wang , Zhijian Song

Given a single labeled example, in-context segmentation aims to segment corresponding objects. This setting, known as one-shot segmentation in few-shot learning, explores the segmentation model's generalization ability and has been applied…

Computer Vision and Pattern Recognition · Computer Science 2025-04-18 Mengshi Qi , Pengfei Zhu , Xiangtai Li , Xiaoyang Bi , Lu Qi , Huadong Ma , Ming-Hsuan Yang

The Segment Anything Model (SAM) demonstrates impressive zero-shot segmentation ability on natural images but encounters difficulties in medical imaging due to domain shifts, anatomical variability, and its reliance on user-provided…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Yingzhen Hu , Yiheng Zhong , Ruobing Li , Yingxue Su , Jiabao An , Feilong Tang , Jionglong Su , Imran Razzak

Open-vocabulary instance segmentation aims at segmenting novel classes without mask annotations. It is an important step toward reducing laborious human supervision. Most existing works first pretrain a model on captioned images covering…

Computer Vision and Pattern Recognition · Computer Science 2022-04-20 Dat Huynh , Jason Kuen , Zhe Lin , Jiuxiang Gu , Ehsan Elhamifar

The Segment Anything Model (SAM) excels at general image segmentation but has limited ability to understand natural language, which restricts its direct application in Referring Expression Segmentation (RES). Toward this end, we propose…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Wei Tang , Xuejing Liu , Yanpeng Sun , Zechao Li