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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…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Xi Chen , Shuang Li , Ser-Nam Lim , Antonio Torralba , Hengshuang Zhao

Existing learning-based occupancy prediction methods rely on large-scale 3D annotations and generalize poorly across environments. We present FreeOcc, a training-free framework for open-vocabulary occupancy prediction from monocular or…

机器人学 · 计算机科学 2026-05-01 Zeyu Jiang , Changqing Zhou , Xingxing Zuo , Changhao Chen

Recently, the emergence of the large-scale vision-language model (VLM), such as CLIP, has opened the way towards open-world object perception. Many works have explored the utilization of pre-trained VLM for the challenging open-vocabulary…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Youwei Pang , Xiaoqi Zhao , Jiaming Zuo , Lihe Zhang , Huchuan Lu

We introduce a method for flexible and efficient continual learning in open-vocabulary image classification, drawing inspiration from the complementary learning systems observed in human cognition. Specifically, we propose to combine…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Zhen Zhu , Weijie Lyu , Yao Xiao , Derek Hoiem

Existing semantic segmentation approaches are often limited by costly pixel-wise annotations and predefined classes. In this work, we present CLIP-S$^4$ that leverages self-supervised pixel representation learning and vision-language models…

计算机视觉与模式识别 · 计算机科学 2023-05-03 Wenbin He , Suphanut Jamonnak , Liang Gou , Liu Ren

Change detection is a fundamental task in remote sensing, aiming to quantify the impacts of human activities and ecological dynamics on land-cover changes. Existing change detection methods are limited to predefined classes in training…

计算机视觉与模式识别 · 计算机科学 2026-04-14 You Su , Yonghong Song , Jingqi Chen , Zehan Wen

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…

计算机视觉与模式识别 · 计算机科学 2023-03-01 Prashant Pandey , Mustafa Chasmai , Monish Natarajan , Brejesh Lall

To address the limitations of existing open-vocabulary object recognition methods, specifically high system complexity, substantial training costs, and limited generalization, this paper proposes a novel Open-Vocabulary Object Recognition…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Wei Yu Chen , Ying Dai

Training a 3D scene understanding model requires complicated human annotations, which are laborious to collect and result in a model only encoding close-set object semantics. In contrast, vision-language pre-training models (e.g., CLIP)…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Junbo Zhang , Runpei Dong , Kaisheng Ma

Open-vocabulary change detection aims to identify semantic changes in bi-temporal remote sensing images without predefined categories. Recent methods combine foundation models such as SAM, DINO and CLIP, but typically process each timestamp…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Zuzheng Kuang , Honghao Chang , Boqiang Liang , Haoqian Wang , Lijun He , Fan Li , Haixia Bi

Current semantic segmentation models typically require a substantial amount of manually annotated data, a process that is both time-consuming and resource-intensive. Alternatively, leveraging advanced text-to-image models such as Midjourney…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Bo Gao , Jianhui Wang , Xinyuan Song , Yangfan He , Fangxu Xing , Tianyu Shi

In semi-supervised semantic segmentation, existing studies have shown promising results in academic settings with controlled splits of benchmark datasets. However, the potential benefits of leveraging significantly larger sets of unlabeled…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Wooseok Shin , Jisu Kang , Hyeonki Jeong , Jin Sob Kim , Sung Won Han

Recently, the contrastive language-image pre-training, e.g., CLIP, has demonstrated promising results on various downstream tasks. The pre-trained model can capture enriched visual concepts for images by learning from a large scale of…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Huaishao Luo , Junwei Bao , Youzheng Wu , Xiaodong He , Tianrui Li

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,…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Yong Xien Chng , Xuchong Qiu , Yizeng Han , Kai Ding , Wan Ding , Gao Huang

Open-set panoptic segmentation (OPS) problem is a new research direction aiming to perform segmentation for both \known classes and \unknown classes, i.e., the objects ("things") that are never annotated in the training set. The main…

计算机视觉与模式识别 · 计算机科学 2022-08-04 Hai-Ming Xu , Hao Chen , Lingqiao Liu , Yufei Yin

Open-vocabulary panoptic segmentation remains a challenging problem. One of the biggest difficulties lies in training models to generalize to an unlimited number of classes using limited categorized training data. Recent popular methods…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Yi-Chia Chen , Wei-Hua Li , Chu-Song Chen

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…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Xinyu Liu , Beiwen Tian , Zhen Wang , Rui Wang , Kehua Sheng , Bo Zhang , Hao Zhao , Guyue Zhou

Training-free open-vocabulary semantic segmentation (OVSS) promises rapid adaptation to new label sets without retraining. Yet, many methods rely on heavy post-processing or handle text and vision in isolation, leaving cross-modal geometry…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Gensheng Pei , Xiruo Jiang , Xinhao Cai , Tao Chen , Yazhou Yao , Byeungwoo Jeon

Weakly supervised semantic segmentation (WSSS) with image-level labels is a challenging task. Mainstream approaches follow a multi-stage framework and suffer from high training costs. In this paper, we explore the potential of Contrastive…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Yuqi Lin , Minghao Chen , Wenxiao Wang , Boxi Wu , Ke Li , Binbin Lin , Haifeng Liu , Xiaofei He

The CLIP and Segment Anything Model (SAM) are remarkable vision foundation models (VFMs). SAM excels in segmentation tasks across diverse domains, whereas CLIP is renowned for its zero-shot recognition capabilities. This paper presents an…

计算机视觉与模式识别 · 计算机科学 2024-09-17 Haobo Yuan , Xiangtai Li , Chong Zhou , Yining Li , Kai Chen , Chen Change Loy