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Related papers: WSS-CL: Weight Saliency Soft-Guided Contrastive Le…

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As advanced image manipulation techniques emerge, detecting the manipulation becomes increasingly important. Despite the success of recent learning-based approaches for image manipulation detection, they typically require expensive…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Yuanhao Zhai , Tianyu Luan , David Doermann , Junsong Yuan

Recently, self-supervised representation learning gives further development in multimedia technology. Most existing self-supervised learning methods are applicable to packaged data. However, when it comes to streamed data, they are…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Zhiwei Lin , Yongtao Wang , Hongxiang Lin

Contrastive Self-supervised Learning (CSL) is a practical solution that learns meaningful visual representations from massive data in an unsupervised approach. The ordinary CSL embeds the features extracted from neural networks onto…

Computer Vision and Pattern Recognition · Computer Science 2022-08-19 Shentong Mo , Zhun Sun , Chao Li

Recently, representation learning with contrastive learning algorithms has been successfully applied to challenging unlabeled datasets. However, these methods are unable to distinguish important features from unimportant ones under simply…

Computer Vision and Pattern Recognition · Computer Science 2024-08-12 Toshiyuki Oshima , Kentaro Takagi , Kouta Nakata

Machine unlearning is a prominent and challenging field, driven by regulatory demands for user data deletion and heightened privacy awareness. Existing approaches involve retraining model or multiple finetuning steps for each deletion…

Machine Learning · Computer Science 2024-08-07 Sangamesh Kodge , Gobinda Saha , Kaushik Roy

Object detection is an important task in remote sensing image analysis. To reduce the computational complexity of redundant information and improve the efficiency of image processing, visual saliency models have been widely applied in this…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Zhou Huang , Huai-Xin Chen , Tao Zhou , Yun-Zhi Yang , Chang-Yin Wang , Bi-Yuan Liu

Contrastive learning (CL) aims to preserve relational structure between samples by learning representations that reflect a similarity graph. Yet, the geometry of the resulting embeddings remains poorly understood. Here we show that weighted…

Machine Learning · Computer Science 2026-05-15 Raphael Vock , Edouard Duchesnay , Benoit Dufumier

Contrastive Learning (CL) has been proved to be a powerful self-supervised approach for a wide range of domains, including computer vision and graph representation learning. However, the incremental learning issue of CL has rarely been…

Machine Learning · Computer Science 2023-01-31 Cheng Ji , Jianxin Li , Hao Peng , Jia Wu , Xingcheng Fu , Qingyun Sun , Phillip S. Yu

Machine unlearning has emerged as a new paradigm to deliberately forget data samples from a given model in order to adhere to stringent regulations. However, existing machine unlearning methods have been primarily focused on classification…

Machine Learning · Computer Science 2024-02-05 Guihong Li , Hsiang Hsu , Chun-Fu Chen , Radu Marculescu

Extracting image semantics effectively and assigning corresponding labels to multiple objects or attributes for natural images is challenging due to the complex scene contents and confusing label dependencies. Recent works have focused on…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Leilei Ma , Dengdi Sun , Lei Wang , Haifeng Zhao , Bin Luo

Driven by privacy protection laws and regulations, unlearning in Large Language Models (LLMs) is gaining increasing attention. However, current research often neglects the interpretability of the unlearning process, particularly concerning…

Machine Learning · Computer Science 2025-04-10 Xiaohua Feng , Yuyuan Li , Chengye Wang , Junlin Liu , Li Zhang , Chaochao Chen

Multi-view contrastive clustering (MVCC) has gained significant attention for generating consistent clustering structures from multiple views through contrastive learning. However, most existing MVCC methods create cross-views by combining…

Computer Vision and Pattern Recognition · Computer Science 2025-01-24 Hanning Yuan , Zhihui Zhang , Qi Guo , Lianhua Chi , Sijie Ruan , Jinhui Pang , Xiaoshuai Hao

Recently, semantic communication has been widely applied in wireless image transmission systems as it can prioritize the preservation of meaningful semantic information in images over the accuracy of transmitted symbols, leading to improved…

Information Theory · Computer Science 2023-04-20 Shunpu Tang , Qianqian Yang , Lisheng Fan , Xianfu Lei , Yansha Deng , Arumugam Nallanathan

Neural networks exhibit severe brittleness to semantically irrelevant transformations. A mere 75ms electrocardiogram (ECG) phase shift degrades latent cosine similarity from 1.0 to 0.2, while sensor rotations collapse activity recognition…

Machine Learning · Computer Science 2025-11-20 Zhengyang Shen , Hua Tu , Mayue Shi

Contrastive Learning (CL) has recently emerged as a powerful technique in recommendation systems, particularly for its capability to harness self-supervised signals from perturbed views to mitigate the persistent challenge of data sparsity.…

Information Retrieval · Computer Science 2025-04-08 Zheyu Chen , Jinfeng Xu , Yutong Wei , Ziyue Peng

Contrastive learning (CL) methods effectively learn data representations in a self-supervision manner, where the encoder contrasts each positive sample over multiple negative samples via a one-vs-many softmax cross-entropy loss. By…

Machine Learning · Computer Science 2023-08-16 Huangjie Zheng , Xu Chen , Jiangchao Yao , Hongxia Yang , Chunyuan Li , Ya Zhang , Hao Zhang , Ivor Tsang , Jingren Zhou , Mingyuan Zhou

For deep learning-based image steganography frameworks, in order to ensure the invisibility and recoverability of the information embedding, the loss function usually contains several losses such as embedding loss, recovery loss and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-28 Fengchun Liu. Tong Zhang , Chunying Zhang

We explore the value of weak labels in learning transferable representations for medical images. Compared to hand-labeled datasets, weak or inexact labels can be acquired in large quantities at significantly lower cost and can provide…

Computer Vision and Pattern Recognition · Computer Science 2021-08-05 Boon Peng Yap , Beng Koon Ng

Representation learning has significantly been developed with the advance of contrastive learning methods. Most of those methods have benefited from various data augmentations that are carefully designated to maintain their identities so…

Computer Vision and Pattern Recognition · Computer Science 2022-01-24 Xiao Wang , Guo-Jun Qi

Compressive learning (CL) is an emerging framework that integrates signal acquisition via compressed sensing (CS) and machine learning for inference tasks directly on a small number of measurements. It can be a promising alternative to…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Chong Mou , Jian Zhang