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相关论文: An Effective Deployment of Contrastive Learning in…

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In real-world datasets, noisy labels are pervasive. The challenge of learning with noisy labels (LNL) is to train a classifier that discerns the actual classes from given instances. For this, the model must identify features indicative of…

机器学习 · 计算机科学 2023-08-15 Hui Kang , Sheng Liu , Huaxi Huang , Tongliang Liu

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

Contrastive learning has been applied to Human Activity Recognition (HAR) based on sensor data owing to its ability to achieve performance comparable to supervised learning with a large amount of unlabeled data and a small amount of labeled…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Jinqiang Wang , Tao Zhu , Liming Chen , Huansheng Ning , Yaping Wan

The success of deep learning heavily depends on the availability of large labeled training sets. However, it is hard to get large labeled datasets in medical image domain because of the strict privacy concern and costly labeling efforts.…

计算机视觉与模式识别 · 计算机科学 2021-09-30 Dewen Zeng , Yawen Wu , Xinrong Hu , Xiaowei Xu , Haiyun Yuan , Meiping Huang , Jian Zhuang , Jingtong Hu , Yiyu Shi

Contrastive learning has revolutionized the field of computer vision, learning rich representations from unlabeled data, which generalize well to diverse vision tasks. Consequently, it has become increasingly important to explain these…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Fawaz Sammani , Boris Joukovsky , Nikos Deligiannis

While effective in recommendation tasks, collaborative filtering (CF) techniques face the challenge of data sparsity. Researchers have begun leveraging contrastive learning to introduce additional self-supervised signals to address this.…

信息检索 · 计算机科学 2024-02-20 Peijie Sun , Le Wu , Kun Zhang , Xiangzhi Chen , Meng Wang

Contrastive learning has shown outstanding performances in both supervised and unsupervised learning, and has recently been introduced to solve weakly supervised learning problems such as semi-supervised learning and noisy label learning.…

机器学习 · 计算机科学 2023-06-08 Jingyi Cui , Weiran Huang , Yifei Wang , Yisen Wang

Learning discriminative image representations plays a vital role in long-tailed image classification because it can ease the classifier learning in imbalanced cases. Given the promising performance contrastive learning has shown recently in…

计算机视觉与模式识别 · 计算机科学 2021-03-29 Peng Wang , Kai Han , Xiu-Shen Wei , Lei Zhang , Lei Wang

State-of-the-art model for zero-shot cross-lingual spoken language understanding performs cross-lingual unsupervised contrastive learning to achieve the label-agnostic semantic alignment between each utterance and its code-switched data.…

计算与语言 · 计算机科学 2024-05-13 Bowen Xing , Ivor W. Tsang

Semi-supervised learning methods have shown promising results in solving many practical problems when only a few labels are available. The existing methods assume that the class distributions of labeled and unlabeled data are equal;…

机器学习 · 计算机科学 2024-08-06 Min Gu Kwak , Hyungu Kahng , Seoung Bum Kim

Image-Text Retrieval (ITR) is challenging in bridging visual and lingual modalities. Contrastive learning has been adopted by most prior arts. Except for limited amount of negative image-text pairs, the capability of constrastive learning…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Haoran Wang , Dongliang He , Wenhao Wu , Boyang Xia , Min Yang , Fu Li , Yunlong Yu , Zhong Ji , Errui Ding , Jingdong Wang

We propose a framework for sequence-to-sequence contrastive learning (SeqCLR) of visual representations, which we apply to text recognition. To account for the sequence-to-sequence structure, each feature map is divided into different…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Aviad Aberdam , Ron Litman , Shahar Tsiper , Oron Anschel , Ron Slossberg , Shai Mazor , R. Manmatha , Pietro Perona

Large-scale multi-label text classification (LMTC) aims to associate a document with its relevant labels from a large candidate set. Most existing LMTC approaches rely on massive human-annotated training data, which are often costly to…

计算与语言 · 计算机科学 2023-10-24 Yu Zhang , Zhihong Shen , Chieh-Han Wu , Boya Xie , Junheng Hao , Ye-Yi Wang , Kuansan Wang , Jiawei Han

In computational pathology, we often face a scarcity of annotations and a large amount of unlabeled data. One method for dealing with this is semi-supervised learning which is commonly split into a self-supervised pretext task and a…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Manuel Tran , Sophia J. Wagner , Melanie Boxberg , Tingying Peng

To improve performance in visual feature representation from photos or videos for practical applications, we generally require large-scale human-annotated labeled data while training deep neural networks. However, the cost of gathering and…

计算机视觉与模式识别 · 计算机科学 2022-10-10 Zhenyuan Lu

Unsupervised sentence representation learning remains a critical challenge in modern natural language processing (NLP) research. Recently, contrastive learning techniques have achieved significant success in addressing this issue by…

计算与语言 · 计算机科学 2024-11-20 Wenxiao Liu , Zihong Yang , Chaozhuo Li , Zijin Hong , Jianfeng Ma , Zhiquan Liu , Litian Zhang , Feiran Huang

Self-supervised learning has achieved a great success in the representation learning of visual and textual data. However, the current methods are mainly validated on the well-curated datasets, which do not exhibit the real-world long-tailed…

计算机视觉与模式识别 · 计算机科学 2022-07-08 Zhihan Zhou , Jiangchao Yao , Yanfeng Wang , Bo Han , Ya Zhang

Contrastive Learning first extracts features from unlabeled data, followed by linear probing with labeled data. Adversarial Contrastive Learning (ACL) integrates Adversarial Training into the first phase to enhance feature robustness…

机器学习 · 计算机科学 2025-10-28 Ngoc N. Tran , Lam Tran , Hoang Phan , Anh Bui , Tung Pham , Toan Tran , Dinh Phung , Trung Le

With the recent promising results of contrastive learning in the self-supervised learning paradigm, supervised contrastive learning has successfully extended these contrastive approaches to supervised contexts, outperforming cross-entropy…

计算机视觉与模式识别 · 计算机科学 2023-05-23 Jaewon Kim , Hyukjong Lee , Jooyoung Chang , Sang Min Park

In business analysis, providing effective recommendations is essential for enhancing company profits. The utilization of graph-based structures, such as bipartite graphs, has gained popularity for their ability to analyze complex data…

信息检索 · 计算机科学 2025-01-14 Jiayang Wu , Wensheng Gan , Huashen Lu , Philip S. Yu