English
Related papers

Related papers: CLAWS: Contrastive Learning with hard Attention an…

200 papers

Inspired by the remarkable zero-shot generalization capacity of vision-language pre-trained model, we seek to leverage the supervision from CLIP model to alleviate the burden of data labeling. However, such supervision inevitably contains…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Junchu Huang , Weijie Chen , Shicai Yang , Di Xie , Shiliang Pu , Yueting Zhuang

Unsupervised learning on 3D point clouds has undergone a rapid evolution, especially thanks to data augmentation-based contrastive methods. However, data augmentation is not ideal as it requires a careful selection of the type of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Guofeng Mei , Cristiano Saltori , Fabio Poiesi , Jian Zhang , Elisa Ricci , Nicu Sebe , Qiang Wu

Online continual learning (OCL) aims to enable model learning from a non-stationary data stream to continuously acquire new knowledge as well as retain the learnt one, under the constraints of having limited system size and computational…

Computer Vision and Pattern Recognition · Computer Science 2023-01-16 Sheng-Feng Yu , Wei-Chen Chiu

Contrastive learning has achieved promising performance in the field of multi-view clustering recently. However, the positive and negative sample construction mechanisms ignoring semantic consistency lead to false negative pairs, limiting…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Siwen Liu , Jinyan Liu , Hanning Yuan , Qi Li , Jing Geng , Ziqiang Yuan , Huaxu Han

The effectiveness of contrastive learning technology in natural language processing tasks is yet to be explored and analyzed. How to construct positive and negative samples correctly and reasonably is the core challenge of contrastive…

Computation and Language · Computer Science 2023-07-17 Nankai Lin , Guanqiu Qin , Jigang Wang , Aimin Yang , Dong Zhou

Contrastive Learning (CL) performances as a rising approach to address the challenge of sparse and noisy recommendation data. Although having achieved promising results, most existing CL methods only perform either hand-crafted data or…

Information Retrieval · Computer Science 2023-11-22 Xiuyuan Qin , Huanhuan Yuan , Pengpeng Zhao , Junhua Fang , Fuzhen Zhuang , Guanfeng Liu , Victor Sheng

Contrastive learning (CL) has become a dominant paradigm for self-supervised hypergraph learning, enabling effective training without costly labels. However, node entities in real-world hypergraphs are often associated with rich textual…

Machine Learning · Computer Science 2026-05-26 Mengting Pan , Fan Li , Chen Chen , Xiaoyang Wang , Wenjie Zhang

Citation classification, which identifies the intention behind academic citations, is pivotal for scholarly analysis. Previous works suggest fine-tuning pretrained language models (PLMs) on citation classification datasets, reaping the…

Computation and Language · Computer Science 2025-05-29 Tong Li , Jiachuan Wang , Yongqi Zhang , Shuangyin Li , Lei Chen

Contrastive learning (CL) has emerged as a powerful paradigm for learning transferable representations without the reliance on large labeled datasets. Its ability to capture intrinsic similarities and differences among data samples has led…

Computer Vision and Pattern Recognition · Computer Science 2025-07-14 Debashis Gupta , Aditi Golder , Rongkhun Zhu , Kangning Cui , Wei Tang , Fan Yang , Ovidiu Csillik , Sarra Alaqahtani , V. Paul Pauca

Contrastive learning has been widely studied in sentence representation learning. However, earlier works mainly focus on the construction of positive examples, while in-batch samples are often simply treated as negative examples. This…

Computation and Language · Computer Science 2023-05-18 Jinghao Deng , Fanqi Wan , Tao Yang , Xiaojun Quan , Rui Wang

Contrastive learning has emerged as a pivotal framework for representation learning, underpinning advances in both unimodal and bimodal applications like SimCLR and CLIP. To address fundamental limitations like large batch size dependency…

Machine Learning · Computer Science 2024-12-12 Ajay Jagannath , Aayush Upadhyay , Anant Mehta

Contrastive Language-Image Pretraining (CLIP) achieves strong generalization in vision-language tasks by aligning images and texts in a shared embedding space. However, recent findings show that CLIP-like models still underutilize…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Weiheng Zhao , Zilong Huang , Jiashi Feng , Xinggang Wang

Image clustering is a particularly challenging computer vision task, which aims to generate annotations without human supervision. Recent advances focus on the use of self-supervised learning strategies in image clustering, by first…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Foivos Ntelemis , Yaochu Jin , Spencer A. Thomas

Self-supervised learning (SSL) has demonstrated its effectiveness in learning representations through comparison methods that align with human intuition. However, mainstream SSL methods heavily rely on high body datasets with single label,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Jiale Chen

Recent advances in enhancing the reasoning ability of large language models (LLMs) have been remarkably successful. LLMs trained with reinforcement learning (RL) for reasoning demonstrate strong performance in challenging tasks such as…

Computation and Language · Computer Science 2025-10-22 Keuntae Kim , Eunhye Jeong , Sehyeon Lee , Seohee Yoon , Yong Suk Choi

Learning representations for individual instances when only bag-level labels are available is a fundamental challenge in multiple instance learning (MIL). Recent works have shown promising results using contrastive self-supervised learning…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Kangning Liu , Weicheng Zhu , Yiqiu Shen , Sheng Liu , Narges Razavian , Krzysztof J. Geras , Carlos Fernandez-Granda

Despite its empirical success, the theoretical foundations of self-supervised contrastive learning (CL) are not yet fully established. In this work, we address this gap by showing that standard CL objectives implicitly approximate a…

Machine Learning · Computer Science 2025-11-12 Achleshwar Luthra , Tianbao Yang , Tomer Galanti

Recent breakthroughs in the field of semi-supervised learning have achieved results that match state-of-the-art traditional supervised learning methods. Most successful semi-supervised learning approaches in computer vision focus on…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Khoi Nguyen , Yen Nguyen , Bao Le

Self-supervised learning on graphs has made large strides in achieving great performance in various downstream tasks. However, many state-of-the-art methods suffer from a number of impediments, which prevent them from realizing their full…

Machine Learning · Computer Science 2023-08-02 William Shiao , Uday Singh Saini , Yozen Liu , Tong Zhao , Neil Shah , Evangelos E. Papalexakis

Although machine learning on hypergraphs has attracted considerable attention, most of the works have focused on (semi-)supervised learning, which may cause heavy labeling costs and poor generalization. Recently, contrastive learning has…

Machine Learning · Computer Science 2023-01-06 Dongjin Lee , Kijung Shin