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Weakly Supervised Object Localization (WSOL) methods generate both classification and localization results by learning from only image category labels. Previous methods usually utilize class activation map (CAM) to obtain target object…

计算机视觉与模式识别 · 计算机科学 2021-01-14 Ziyi Kou , Guofeng Cui , Shaojie Wang , Wentian Zhao , Chenliang Xu

Weakly supervised semantic segmentation (WSSS) methods using class labels often rely on class activation maps (CAMs) to localize objects. However, traditional CAM-based methods struggle with partial activations and imprecise object…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Dewen Zeng , Xinrong Hu , Yu-Jen Chen , Yawen Wu , Xiaowei Xu , Yiyu Shi

Deep models have been widely and successfully used in image manipulation detection, which aims to classify tampered images and localize tampered regions. Most existing methods mainly focus on extracting global features from tampered images,…

计算机视觉与模式识别 · 计算机科学 2023-02-23 Yuyuan Zeng , Bowen Zhao , Shanzhao Qiu , Tao Dai , Shu-Tao Xia

Context-based offline meta-reinforcement learning (OMRL) methods have achieved appealing success by leveraging pre-collected offline datasets to develop task representations that guide policy learning. However, current context-based OMRL…

机器学习 · 计算机科学 2025-02-04 Zhengzhe Zhang , Wenjia Meng , Haoliang Sun , Gang Pan

Weakly Supervised Object Localization (WSOL), which aims to localize objects by only using image-level labels, has attracted much attention because of its low annotation cost in real applications. Recent studies leverage the advantage of…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Haotian Bai , Ruimao Zhang , Jiong Wang , Xiang Wan

The prior self-supervised learning researches mainly select image-level instance discrimination as pretext task. It achieves a fantastic classification performance that is comparable to supervised learning methods. However, with degraded…

计算机视觉与模式识别 · 计算机科学 2022-05-11 Bing Zhao , Jun Li , Hong Zhu

Complementary-label learning (CLL) is a weakly supervised paradigm where instances are labeled with classes they do not belong to. Despite a decade of research, CLL methods remain competitive mainly on 10-class classification, with scaling…

机器学习 · 计算机科学 2026-05-19 Tan-Ha Mai , Chao-Kai Chiang , Han-Hwa Shih , Gang Niu , Masashi Sugiyama , Hsuan-Tien Lin

Weakly Supervised Semantic Segmentation (WSSS) with image-level labels has long been suffering from fragmentary object regions led by Class Activation Map (CAM), which is incapable of generating fine-grained masks for semantic segmentation.…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Jiren Mai , Fei Zhang , Junjie Ye , Marcus Kalander , Xian Zhang , WanKou Yang , Tongliang Liu , Bo Han

Image recognition is a classic and common task in the computer vision field, which has been widely applied in the past decade. Most existing methods in literature aim to learn discriminative features from labeled images for classification,…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Jiayin Sun , Hong Wang , Qiulei Dong

Weakly Supervised Temporal Action Localization (WSTAL) aims to localize and classify action instances in long untrimmed videos with only video-level category labels. Due to the lack of snippet-level supervision for indicating action…

计算机视觉与模式识别 · 计算机科学 2024-09-09 Jia-Run Du , Jia-Chang Feng , Kun-Yu Lin , Fa-Ting Hong , Xiao-Ming Wu , Zhongang Qi , Ying Shan , Wei-Shi Zheng

We present Cycle-Contrastive Learning (CCL), a novel self-supervised method for learning video representation. Following a nature that there is a belong and inclusion relation of video and its frames, CCL is designed to find correspondences…

计算机视觉与模式识别 · 计算机科学 2020-10-29 Quan Kong , Wenpeng Wei , Ziwei Deng , Tomoaki Yoshinaga , Tomokazu Murakami

Contrastive learning has achieved great success in self-supervised visual representation learning, but existing approaches mostly ignored spatial information which is often crucial for visual representation. This paper presents…

计算机视觉与模式识别 · 计算机科学 2020-11-20 Xinyue Huo , Lingxi Xie , Longhui Wei , Xiaopeng Zhang , Hao Li , Zijie Yang , Wengang Zhou , Houqiang Li , Qi Tian

We target at the task of weakly-supervised action localization (WSAL), where only video-level action labels are available during model training. Despite the recent progress, existing methods mainly embrace a localization-by-classification…

计算机视觉与模式识别 · 计算机科学 2022-04-01 Junyu Gao , Mengyuan Chen , Changsheng Xu

Different from general object detection, moving infrared small target detection faces huge challenges due to tiny target size and weak background contrast.Currently, most existing methods are fully-supervised, heavily relying on a large…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Weiwei Duan , Luping Ji , Shengjia Chen , Sicheng Zhu , Jianghong Huang , Mao Ye

With video-level labels, weakly supervised temporal action localization (WTAL) applies a localization-by-classification paradigm to detect and classify the action in untrimmed videos. Due to the characteristic of classification,…

计算机视觉与模式识别 · 计算机科学 2022-07-15 Ziqiang Li , Yongxin Ge , Jiaruo Yu , Zhongming Chen

The key to multi-label image classification (MLC) is to improve model performance by leveraging label correlations. Unfortunately, it has been shown that overemphasizing co-occurrence relationships can cause the overfitting issue of the…

计算机视觉与模式识别 · 计算机科学 2024-06-14 Ming-Kun Xie , Jia-Hao Xiao , Pei Peng , Gang Niu , Masashi Sugiyama , Sheng-Jun Huang

Co-Salient Object Detection (CoSOD) aims at detecting common salient objects within a group of relevant source images. Most of the latest works employ the attention mechanism for finding common objects. To achieve accurate CoSOD results…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Peng Zheng , Jie Qin , Shuo Wang , Tian-Zhu Xiang , Huan Xiong

Weakly Supervised Object Detection (WSOD) is a task that detects objects in an image using a model trained only on image-level annotations. Current state-of-the-art models benefit from self-supervised instance-level supervision, but since…

计算机视觉与模式识别 · 计算机科学 2022-09-05 Jinhwan Seo , Wonho Bae , Danica J. Sutherland , Junhyug Noh , Daijin Kim

Weakly supervised object localization (WSOL) strives to learn to localize objects with only image-level supervision. Due to the local receptive fields generated by convolution operations, previous CNN-based methods suffer from partial…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Yiwen Cao , Yukun Su , Wenjun Wang , Yanxia Liu , Qingyao Wu

Facilitating an entity's interaction with objects requires accurately identifying parts that afford specific actions. Weakly supervised affordance grounding (WSAG) seeks to imitate human learning from third-person demonstrations, where…

计算机视觉与模式识别 · 计算机科学 2025-08-12 WonJun Moon , Hyun Seok Seong , Jae-Pil Heo