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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

This paper presents a novel training-free framework for open-vocabulary image segmentation and object recognition (OVSR), which leverages EfficientNetB0, a convolutional neural network, for unsupervised segmentation and CLIP, a…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Ying Dai , Wei Yu Chen

Open-vocabulary semantic segmentation (OVSS) extends traditional closed-set segmentation by enabling pixel-wise annotation for both seen and unseen categories using arbitrary textual descriptions. While existing methods leverage…

Computer Vision and Pattern Recognition · Computer Science 2026-02-13 Junyang Chen , Xiangbo Lv , Zhiqiang Kou , Xingdong Sheng , Ning Xu , Yiguo Qiao

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

Medical image segmentation allows quantifying target structure size and shape, aiding in disease diagnosis, prognosis, surgery planning, and comprehension.Building upon recent advancements in foundation Vision-Language Models (VLMs) from…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Kanchan Poudel , Manish Dhakal , Prasiddha Bhandari , Rabin Adhikari , Safal Thapaliya , Bishesh Khanal

Pre-trained vision-language models have notably accelerated progress of open-world concept recognition. Their impressive zero-shot ability has recently been transferred to multi-label image classification via prompt tuning, enabling to…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Xuelin Zhu , Jiuxin Cao , Jian liu , Dongqi Tang , Furong Xu , Weijia Liu , Jiawei Ge , Bo Liu , Qingpei Guo , Tianyi 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 segmentation aims to achieve segmentation of arbitrary categories given unlimited text inputs as guidance. To achieve this, recent works have focused on developing various technical routes to exploit the potential of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Yong Liu , SongLi Wu , Sule Bai , Jiahao Wang , Yitong Wang , Yansong Tang

Open-vocabulary image segmentation is attracting increasing attention due to its critical applications in the real world. Traditional closed-vocabulary segmentation methods are not able to characterize novel objects, whereas several recent…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Xi Chen , Shuang Li , Ser-Nam Lim , Antonio Torralba , Hengshuang Zhao

Vision-language models (VLMs) excel in visual understanding but often lack reliable grounding capabilities and actionable inference rates. Integrating them with open-vocabulary object detection (OVD), instance segmentation, and tracking…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Bastian Pätzold , Jan Nogga , Sven Behnke

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

From image-text pairs, large-scale vision-language models (VLMs) learn to implicitly associate image regions with words, which prove effective for tasks like visual question answering. However, leveraging the learned association for…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Jiayun Luo , Siddhesh Khandelwal , Leonid Sigal , Boyang Li

Vision-language (VL) pre-training has recently gained much attention for its transferability and flexibility in novel concepts (e.g., cross-modality transfer) across various visual tasks. However, VL-driven segmentation has been…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Sukmin Yun , Seong Hyeon Park , Paul Hongsuck Seo , Jinwoo Shin

Audio-Visual Segmentation (AVS) aims to precisely outline audible objects in a visual scene at the pixel level. Existing AVS methods require fine-grained annotations of audio-mask pairs in supervised learning fashion. This limits their…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Swapnil Bhosale , Haosen Yang , Diptesh Kanojia , Xiatian Zhu

Supervised object detection and semantic segmentation require object or even pixel level annotations. When there exist image level labels only, it is challenging for weakly supervised algorithms to achieve accurate predictions. The accuracy…

Computer Vision and Pattern Recognition · Computer Science 2018-03-06 Weifeng Ge , Sibei Yang , Yizhou Yu

Open-Vocabulary Semantic Segmentation (OVSS) has advanced with recent vision-language models (VLMs), enabling segmentation beyond predefined categories through various learning schemes. Notably, training-free methods offer scalable, easily…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Chanyoung Kim , Dayun Ju , Woojung Han , Ming-Hsuan Yang , Seong Jae Hwang

Large-scale vision-language models like CLIP have demonstrated impressive open-vocabulary capabilities for image-level tasks, excelling in recognizing what objects are present. However, they struggle with pixel-level recognition tasks like…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Heeseong Shin , Chaehyun Kim , Sunghwan Hong , Seokju Cho , Anurag Arnab , Paul Hongsuck Seo , Seungryong Kim

Despite extensive research, open-vocabulary segmentation methods still struggle to generalize across diverse domains. To reduce the computational cost of adapting Vision-Language Models (VLMs) while preserving their pre-trained knowledge,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Yong Xien Chng , Xuchong Qiu , Yizeng Han , Kai Ding , Wan Ding , Gao Huang

The global rise in the number of people with physical disabilities, in part due to improvements in post-trauma survivorship and longevity, has amplified the demand for advanced assistive technologies to improve mobility and independence.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Yifan Xu , Vineet Kamat , Carol Menassa

Audio-visual segmentation aims to separate sounding objects from videos by predicting pixel-level masks based on audio signals. Existing methods primarily concentrate on closed-set scenarios and direct audio-visual alignment and fusion,…

Machine Learning · Computer Science 2026-03-31 Shengkai Chen , Yifang Yin , Jinming Cao , Shili Xiang , Zhenguang Liu , Roger Zimmermann