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Open-vocabulary detection (OVD) is a new object detection paradigm, aiming to localize and recognize unseen objects defined by an unbounded vocabulary. This is challenging since traditional detectors can only learn from pre-defined…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Jincheng Li , Chunyu Xie , Xiaoyu Wu , Bin Wang , Dawei Leng

Open-vocabulary part segmentation (OVPS) is an emerging research area focused on segmenting fine-grained entities using diverse and previously unseen vocabularies. Our study highlights the inherent complexities of part segmentation due to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Jiho Choi , Seonho Lee , Seungho Lee , Minhyun Lee , Hyunjung Shim

Open-vocabulary detection (OVD) is a challenging task to detect and classify objects from an unrestricted set of categories, including those unseen during training. Existing open-vocabulary detectors are limited by complex visual-textual…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Caixiong Li , Xiongwei Zhao , Jinhang Zhang , Xing Zhang , Qihao Sun , Zhou Wu

Open-vocabulary semantic segmentation enables models to identify novel object categories beyond their training data. While this flexibility represents a significant advancement, current approaches still rely on manually specified class…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Klara Reichard , Giulia Rizzoli , Stefano Gasperini , Lukas Hoyer , Pietro Zanuttigh , Nassir Navab , Federico Tombari

Concealed object segmentation (COS) is a challenging task that involves localizing and segmenting those concealed objects that are visually blended with their surrounding environments. Despite achieving remarkable success, existing COS…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Fengyang Xiao , Pan Zhang , Chunming He , Runze Hu , Yutao Liu

Recent Large Vision Language Models (LVLMs) demonstrate promising capabilities in unifying visual understanding and generative modeling, enabling both accurate content understanding and flexible editing. However, current approaches treat…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Fan Yang , Yousong Zhu , Xin Li , Yufei Zhan , Hongyin Zhao , Shurong Zheng , Yaowei Wang , Ming Tang , Jinqiao Wang

To identify objects beyond predefined categories, open-vocabulary aerial object detection (OVAD) leverages the zero-shot capabilities of visual-language models (VLMs) to generalize from base to novel categories. Existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Jianhang Yao , Yongbin Zheng , Siqi Lu , Wanying Xu , Peng Sun

Existing perception models achieve great success by learning from large amounts of labeled data, but they still struggle with open-world scenarios. To alleviate this issue, researchers introduce open-set perception tasks to detect or…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Zhiwei Lin , Yongtao Wang , Zhi Tang

The open-vocabulary image segmentation task involves partitioning images into semantically meaningful segments and classifying them with flexible text-defined categories. The recent vision-based foundation models such as the Segment…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Xiaoqi Wang , Wenbin He , Xiwei Xuan , Clint Sebastian , Jorge Piazentin Ono , Xin Li , Sima Behpour , Thang Doan , Liang Gou , Han Wei Shen , Liu Ren

Open-vocabulary semantic segmentation aims to assign pixel-level labels to images across an unlimited range of classes. Traditional methods address this by sequentially connecting a powerful mask proposal generator, such as the Segment…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Minhyeok Lee , Suhwan Cho , Jungho Lee , Sunghun Yang , Heeseung Choi , Ig-Jae Kim , Sangyoun Lee

Video object segmentation aims at accurately segmenting the target object regions across consecutive frames. It is technically challenging for coping with complicated factors (e.g., shape deformations, occlusion and out of the lens). Recent…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Peng Sun , Peiwen Lin , Guangliang Cheng , Jianping Shi , Jiawan Zhang , Xi Li

Learning from pseudo-labels that generated with VLMs~(Vision Language Models) has been shown as a promising solution to assist open vocabulary detection (OVD) in recent studies. However, due to the domain gap between VLM and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-01 Kuo Wang , Lechao Cheng , Weikai Chen , Pingping Zhang , Liang Lin , Fan Zhou , Guanbin Li

Amodal perception requires inferring the full shape of an object that is partially occluded. This task is particularly challenging on two levels: (1) it requires more information than what is contained in the instant retina or imaging…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Jian Yao , Yuxin Hong , Chiyu Wang , Tianjun Xiao , Tong He , Francesco Locatello , David Wipf , Yanwei Fu , Zheng Zhang

We present OpenSeeD, a simple Open-vocabulary Segmentation and Detection framework that jointly learns from different segmentation and detection datasets. To bridge the gap of vocabulary and annotation granularity, we first introduce a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Hao Zhang , Feng Li , Xueyan Zou , Shilong Liu , Chunyuan Li , Jianfeng Gao , Jianwei Yang , Lei Zhang

Object search is a fundamental task for robots deployed in indoor building environments, yet challenges arise due to observation instability, especially for open-vocabulary models. While foundation models (LLMs/VLMs) enable reasoning about…

Robotics · Computer Science 2025-03-05 Qianwei Wang , Yifan Xu , Vineet Kamat , Carol Menassa

Camouflaged Object Segmentation (COS) faces significant challenges due to the scarcity of annotated data, where meticulous pixel-level annotation is both labor-intensive and costly, primarily due to the intricate object-background…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Cheng Lei , Jie Fan , Xinran Li , Tianzhu Xiang , Ao Li , Ce Zhu , Le Zhang

Pre-trained vision-language models (VLMs) have enabled significant progress in open vocabulary computer vision tasks such as image classification, object detection and image segmentation. Some recent works have focused on extending VLMs to…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Rohit Gupta , Mamshad Nayeem Rizve , Jayakrishnan Unnikrishnan , Ashish Tawari , Son Tran , Mubarak Shah , Benjamin Yao , Trishul Chilimbi

Open-Vocabulary Video Instance Segmentation (VIS) is attracting increasing attention due to its ability to segment and track arbitrary objects. However, the recent Open-Vocabulary VIS attempts obtained unsatisfactory results, especially in…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Hao Fang , Peng Wu , Yawei Li , Xinxin Zhang , Xiankai Lu

Zero-shot classification capabilities naturally arise in models trained within a vision-language contrastive framework. Despite their classification prowess, these models struggle in dense tasks like zero-shot open-vocabulary segmentation.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Thomas Stegmüller , Tim Lebailly , Nikola Dukic , Behzad Bozorgtabar , Tinne Tuytelaars , Jean-Philippe Thiran

While promptable segmentation (\textit{e.g.}, SAM) has shown promise for various segmentation tasks, it still requires manual visual prompts for each object to be segmented. In contrast, task-generic promptable segmentation aims to reduce…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Chao Yin , Hao Li , Kequan Yang , Jide Li , Pinpin Zhu , Xiaoqiang Li