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Related papers: Open Panoramic Segmentation

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Open-Vocabulary Remote Sensing Image Segmentation (OVRSIS), an emerging task that adapts Open-Vocabulary Segmentation (OVS) to the remote sensing (RS) domain, remains underexplored due to the absence of a unified evaluation benchmark and…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Bingyu Li , Haocheng Dong , Da Zhang , Zhiyuan Zhao , Junyu Gao , Xuelong Li

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

Panoptic reconstruction is a challenging task in 3D scene understanding. However, most existing methods heavily rely on pre-trained semantic segmentation models and known 3D object bounding boxes for 3D panoptic segmentation, which is not…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Xuan Yu , Yili Liu , Chenrui Han , Sitong Mao , Shunbo Zhou , Rong Xiong , Yiyi Liao , Yue Wang

The remote sensing (RS) domain suffers from a lack of densely labeled datasets, which are costly to obtain. Thus, models that can segment RS imagery well without supervised fine-tuning are valuable, but existing solutions fall behind…

Computer Vision and Pattern Recognition · Computer Science 2026-05-06 Ryan Faulkenberry , Saurabh Prasad

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

Open-Vocabulary Segmentation (OVS) aims to segment image regions beyond predefined category sets by leveraging semantic descriptions. While CLIP based approaches excel in semantic generalization, they frequently lack the fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Haoxi Zeng , Qiankun Liu , Yi Bin , Haiyue Zhang , Yujuan Ding , Guoqing Wang , Deqiang Ouyang , Heng Tao Shen

Open-vocabulary semantic segmentation (OVSS) aims to segment arbitrary category regions in images using open-vocabulary prompts, necessitating that existing methods possess pixel-level vision-language alignment capability. Typically, this…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Jiahao Li , Yang Lu , Yachao Zhang , Fangyong Wang , Yuan Xie , Yanyun Qu

We introduce OpenShape, a method for learning multi-modal joint representations of text, image, and point clouds. We adopt the commonly used multi-modal contrastive learning framework for representation alignment, but with a specific focus…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Minghua Liu , Ruoxi Shi , Kaiming Kuang , Yinhao Zhu , Xuanlin Li , Shizhong Han , Hong Cai , Fatih Porikli , Hao Su

Semantic segmentation of 3D point cloud scenes is a crucial task for various applications. In real-world scenarios, training segmentation models often faces three concurrent forms of data insufficiency: scarcity of training scenes, scarcity…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Takahiko Furuya

Training-free open-vocabulary remote sensing segmentation (OVRSS), empowered by vision-language models, has emerged as a promising paradigm for achieving category-agnostic semantic understanding in remote sensing imagery. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Wenyang Chen , Zhanxuan Hu , Yaping Zhang , Hailong Ning , Yonghang Tai

Most existing remote sensing instance segmentation approaches are designed for close-vocabulary prediction, limiting their ability to recognize novel categories or generalize across datasets. This restricts their applicability in diverse…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Shiqi Huang , Shuting He , Huaiyuan Qin , Bihan Wen

Open-Vocabulary Segmentation (OVS) methods are capable of performing semantic segmentation without relying on a fixed vocabulary, and in some cases, without training or fine-tuning. However, OVS methods typically require a human in the loop…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Osman Ülger , Maksymilian Kulicki , Yuki Asano , Martin R. Oswald

Segmenting and recognizing diverse object parts is a crucial ability in applications spanning various computer vision and robotic tasks. While significant progress has been made in object-level Open-Vocabulary Semantic Segmentation (OVSS),…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Meng Wei , Xiaoyu Yue , Wenwei Zhang , Shu Kong , Xihui Liu , Jiangmiao Pang

Unsupervised domain adaptation methods for panoramic semantic segmentation utilize real pinhole images or low-cost synthetic panoramic images to transfer segmentation models to real panoramic images. However, these methods struggle to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-08 Jing Jiang , Sicheng Zhao , Jiankun Zhu , Wenbo Tang , Zhaopan Xu , Jidong Yang , Guoping Liu , Tengfei Xing , Pengfei Xu , Hongxun Yao

This paper presents a new method for the zero-shot open-vocabulary semantic segmentation (OVSS) of 3D automotive lidar data. To circumvent the recognized image-text modality gap that is intrinsic to approaches based on Vision Language…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Nermin Samet , Gilles Puy , Renaud Marlet

We introduce the task of open-vocabulary 3D instance segmentation. Current approaches for 3D instance segmentation can typically only recognize object categories from a pre-defined closed set of classes that are annotated in the training…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Ayça Takmaz , Elisabetta Fedele , Robert W. Sumner , Marc Pollefeys , Federico Tombari , Francis Engelmann

Given an input image and set of class names, panoptic segmentation aims to label each pixel in an image with class labels and instance labels. In comparison, Open Vocabulary Panoptic Segmentation aims to facilitate the segmentation of…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Nafis Sadeq , Qingfeng Liu , Mostafa El-Khamy

Online construction of open-ended language scenes is crucial for robotic applications, where open-vocabulary interactive scene understanding is required. Recently, neural implicit representation has provided a promising direction for online…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Muer Tie , Julong Wei , Zhengjun Wang , Ke Wu , Shansuai Yuan , Kaizhao Zhang , Jie Jia , Jieru Zhao , Zhongxue Gan , Wenchao Ding

Training-free open-vocabulary semantic segmentation (OVS) aims to segment images given a set of arbitrary textual categories without costly model fine-tuning. Existing solutions often explore attention mechanisms of pre-trained models, such…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Xiwei Xuan , Ziquan Deng , Kwan-Liu Ma

In this paper, we propose a training scheme called OVSeg3R to learn open-vocabulary 3D instance segmentation from well-studied 2D perception models with the aid of 3D reconstruction. OVSeg3R directly adopts reconstructed scenes from 2D…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Hongyang Li , Jinyuan Qu , Lei Zhang