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Related papers: OmniOVCD: Streamlining Open-Vocabulary Change Dete…

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Open-vocabulary object detection (OVOD) aims to detect both seen and unseen categories, yet existing methods often struggle to generalize to novel objects due to limited integration of global and local contextual cues. We propose…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Soichiro Okazaki , Tatsuya Sasaki , Hiroki Ohashi

How can models effectively detect out-of-distribution (OOD) samples in complex, multi-label settings without extensive retraining? Existing OOD detection methods struggle to capture the intricate semantic relationships and label…

Computer Vision and Pattern Recognition · Computer Science 2026-01-30 Zhendong Liu , Yi Nian , Yuehan Qin , Henry Peng Zou , Li Li , Xiyang Hu , Yue Zhao

To tackle the prevalence of pseudo changes, the scarcity of labeled samples, and the difficulty of cross-domain generalization in multi-temporal and multi-source remote sensing imagery, we propose PeftCD, a change detection framework built…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Sijun Dong , Yuxuan Hu , LiBo Wang , Geng Chen , Xiaoliang Meng

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

Recently, a few open-vocabulary methods have been proposed by employing a unified architecture to tackle generic segmentation and detection tasks. However, their performance still lags behind the task-specific models due to the conflict…

Computer Vision and Pattern Recognition · Computer Science 2023-12-13 Shuai Li , Minghan Li , Pengfei Wang , Lei Zhang

Overlapping Speech Detection (OSD) aims to identify regions where multiple speakers overlap in a conversation, a critical challenge in multi-party speech processing. This work proposes a speaker-aware progressive OSD model that leverages a…

Sound · Computer Science 2025-05-30 Zhaokai Sun , Li Zhang , Qing Wang , Pan Zhou , Lei Xie

Amodal segmentation is a challenging task that aims to predict the complete geometric shape of objects, including their occluded regions. Although existing methods primarily focus on amodal segmentation within the training domain, these…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Bo Zhang , Zhuotao Tian , Xin Tao , Songlin Tang , Jun Yu , Wenjie Pei

3D open-vocabulary scene understanding aims to recognize arbitrary novel categories beyond the base label space. However, existing works not only fail to fully utilize all the available modal information in the 3D domain but also lack…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Qingdong He , Jinlong Peng , Zhengkai Jiang , Kai Wu , Xiaozhong Ji , Jiangning Zhang , Yabiao Wang , Chengjie Wang , Mingang Chen , Yunsheng Wu

The lack of a large-scale 3D-text corpus has led recent works to distill open-vocabulary knowledge from vision-language models (VLMs). However, these methods typically rely on a single VLM to align the feature spaces of 3D models within a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Jinlong Li , Cristiano Saltori , Fabio Poiesi , Nicu Sebe

Detecting what has changed in an environment is essential for long-term autonomy, yet most change detection settings assume fixed viewpoints, mild misalignment, or only a few changed objects. We introduce Video-based Scene Change Detection…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Jiae Yoon , Ue-Hwan Kim

Open-vocabulary semantic segmentation (OVSS) in remote sensing images is a promising task that employs textual descriptions for identifying undefined land cover categories. Despite notable advances, existing methods typically employ a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Guanchun Wang , Chenxiao Wu , Xiangrong Zhang , Zelin Peng , Jianxun Lai , Tianyang Zhang , Xu Tang

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

Most existing sound event detection~(SED) algorithms operate under a closed-set assumption, restricting their detection capabilities to predefined classes. While recent efforts have explored language-driven zero-shot SED by exploiting…

Sound · Computer Science 2025-10-28 Pengfei Cai , Yan Song , Qing Gu , Nan Jiang , Haoyu Song , Ian McLoughlin

The landscape of publicly available vision foundation models (VFMs), such as CLIP and Segment Anything Model (SAM), is expanding rapidly. VFMs are endowed with distinct capabilities stemming from their pre-training objectives. For instance,…

Recent vision-language pre-trained models (VL-PTMs) have shown remarkable success in open-vocabulary tasks. However, downstream use cases often involve further fine-tuning of VL-PTMs, which may distort their general knowledge and impair…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Lin Zhu , Yifeng Yang , Qinying Gu , Xinbing Wang , Chenghu Zhou , Nanyang Ye

Open-vocabulary object detection (OVOD) enables models to recognize objects beyond predefined categories, but existing approaches remain limited in practical deployment. On the one hand, multimodal designs often incur substantial…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Siheng Wang , Yanshu Li , Bohan Hu , Zhengdao Li , Haibo Zhan , Linshan Li , Weiming Liu , Ruizhi Qian , Guangxin Wu , Hao Zhang , Jifeng Shen , Piotr Koniusz , Zhengtao Yao , Junhao Dong , Qiang Sun

Remote sensing change captioning is an emerging and popular research task that aims to describe, in natural language, the content of interest that has changed between two remote sensing images captured at different times. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Futian Wang , Mengqi Wang , Xiao Wang , Haowen Wang , Jin Tang

Semantic segmentation plays a critical role in enabling intelligent vehicles to comprehend their surrounding environments. However, deep learning-based methods usually perform poorly in domain shift scenarios due to the lack of labeled data…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Weihao Yan , Yeqiang Qian , Xingyuan Chen , Hanyang Zhuang , Chunxiang Wang , Ming Yang

Prompt-OVD is an efficient and effective framework for open-vocabulary object detection that utilizes class embeddings from CLIP as prompts, guiding the Transformer decoder to detect objects in both base and novel classes. Additionally, our…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Hwanjun Song , Jihwan Bang

Image Difference Captioning (IDC) aims to generate natural language descriptions of subtle differences between image pairs, requiring both precise visual change localization and coherent semantic expression. Despite recent advancements,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-12 Yuan Liu , Saihui Hou , Saijie Hou , Jiabao Du , Shibei Meng , Yongzhen Huang