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Recently, groundbreaking results have been presented on open-vocabulary semantic image segmentation. Such methods segment each pixel in an image into arbitrary categories provided at run-time in the form of text prompts, as opposed to a…

Robotics · Computer Science 2023-03-21 Kenneth Blomqvist , Francesco Milano , Jen Jen Chung , Lionel Ott , Roland Siegwart

Recent advancements in open vocabulary models, like CLIP, have notably advanced zero-shot classification and segmentation by utilizing natural language for class-specific embeddings. However, most research has focused on improving model…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Wenfang Sun , Yingjun Du , Gaowen Liu , Ramana Kompella , Cees G. M. Snoek

Image segmentation beyond predefined categories is a key challenge in remote sensing, where novel and unseen classes often emerge during inference. Open-vocabulary image Segmentation addresses these generalization issues in traditional…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Saikat Dutta , Akhil Vasim , Siddhant Gole , Hamid Rezatofighi , Biplab Banerjee

Open-Vocabulary Segmentation (OVS) methods offer promising capabilities in detecting unseen object categories, but the category must be known and needs to be provided by a human, either via a text prompt or pre-labeled datasets, thus…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Weijie Wei , Osman Ülger , Fatemeh Karimi Nejadasl , Theo Gevers , Martin R. Oswald

Semantic segmentation is a critical technique for effective scene understanding. Traditional RGB-T semantic segmentation models often struggle to generalize across diverse scenarios due to their reliance on pretrained models and predefined…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Meng Yu , Luojie Yang , Xunjie He , Yi Yang , Yufeng Yue

Open-Vocabulary Semantic Segmentation (OVSS) assigns pixel-level labels from an open set of categories, requiring generalization to unseen and unlabelled objects. Using vision-language models (VLMs) to correlate local image patches with…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Jiayi Lin , Jiabo Huang , Shaogang Gong

High-resolution remote sensing images contain densely distributed objects with pronounced scale variations and complex boundaries, which impose higher demands on both the geometric localization and semantic prediction capabilities of…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Jianzheng Wang , Huan Ni

Open-vocabulary Object Goal Navigation requires an embodied agent to reach objects described by free-form language, including categories never seen during training. Existing end-to-end policies overfit small simulator datasets, achieving…

Robotics · Computer Science 2026-03-31 Tatiana Zemskova , Aleksei Staroverov , Dmitry Yudin , Aleksandr Panov

It is widely agreed that open-vocabulary-based approaches outperform classical closed-set training solutions for recognizing unseen objects in images for semantic segmentation. Existing open-vocabulary approaches leverage vision-language…

Computer Vision and Pattern Recognition · Computer Science 2026-02-19 Huadong Tang , Youpeng Zhao , Yan Huang , Min Xu , Jun Wang , Qiang Wu

Recent advances in foundational Vision Language Models (VLMs) have reshaped the evaluation paradigm in computer vision tasks. These foundational models, especially CLIP, have accelerated research in open-vocabulary computer vision tasks,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 M. Arda Aydın , Efe Mert Çırpar , Elvin Abdinli , Gozde Unal , Yusuf H. Sahin

Large Vision-Language Models (VLMs) are increasingly being regarded as foundation models that can be instructed to solve diverse tasks by prompting, without task-specific training. We examine the seemingly obvious question: how to…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Niccolo Avogaro , Thomas Frick , Mattia Rigotti , Andrea Bartezzaghi , Filip Janicki , Cristiano Malossi , Konrad Schindler , Roy Assaf

The goal of this paper is to extract the visual-language correspondence from a pre-trained text-to-image diffusion model, in the form of segmentation map, i.e., simultaneously generating images and segmentation masks for the corresponding…

Computer Vision and Pattern Recognition · Computer Science 2023-08-11 Ziyi Li , Qinye Zhou , Xiaoyun Zhang , Ya Zhang , Yanfeng Wang , Weidi Xie

Existing open-world universal segmentation approaches usually leverage CLIP and pre-computed proposal masks to treat open-world segmentation tasks as proposal classification. However, 1) these works cannot handle universal segmentation in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Bowen Dong , Jiaxi Gu , Jianhua Han , Hang Xu , Wangmeng Zuo

As the most fundamental scene understanding tasks, object detection and segmentation have made tremendous progress in deep learning era. Due to the expensive manual labeling cost, the annotated categories in existing datasets are often…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Chaoyang Zhu , Long Chen

The pre-trained text-image discriminative models, such as CLIP, has been explored for open-vocabulary semantic segmentation with unsatisfactory results due to the loss of crucial localization information and awareness of object shapes.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Jinglong Wang , Xiawei Li , Jing Zhang , Qingyuan Xu , Qin Zhou , Qian Yu , Lu Sheng , Dong Xu

Panoramic images, capturing a 360{\deg} field of view (FoV), encompass omnidirectional spatial information crucial for scene understanding. However, it is not only costly to obtain training-sufficient dense-annotated panoramas but also…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Junwei Zheng , Ruiping Liu , Yufan Chen , Kunyu Peng , Chengzhi Wu , Kailun Yang , Jiaming Zhang , Rainer Stiefelhagen

Open-Vocabulary Camouflaged Object Segmentation (OVCOS) seeks to segment and classify camouflaged objects from arbitrary categories, presenting unique challenges due to visual ambiguity and unseen categories.Recent approaches typically…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Kai Zhao , Wubang Yuan , Zheng Wang , Guanyi Li , Xiaoqiang Zhu , Deng-ping Fan , Dan Zeng

Increasing attention is being diverted to data-efficient problem settings like Open Vocabulary Semantic Segmentation (OVSS) which deals with segmenting an arbitrary object that may or may not be seen during training. The closest standard…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Prashant Pandey , Mustafa Chasmai , Monish Natarajan , Brejesh Lall

Thanks to the impressive progress of large-scale vision-language pretraining, recent recognition models can classify arbitrary objects in a zero-shot and open-set manner, with a surprisingly high accuracy. However, translating this success…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Xinyu Liu , Beiwen Tian , Zhen Wang , Rui Wang , Kehua Sheng , Bo Zhang , Hao Zhao , Guyue Zhou

We consider the task of generating segmentation masks for the target object from an object manipulation instruction, which allows users to give open vocabulary instructions to domestic service robots. Conventional segmentation generation…

Robotics · Computer Science 2024-07-02 Takayuki Nishimura , Katsuyuki Kuyo , Motonari Kambara , Komei Sugiura