English
Related papers

Related papers: Focus-Driven Contrastive Learniang for Medical Que…

200 papers

Modern abstractive summarization models often generate summaries that contain hallucinated or contradictory information. In this paper, we propose a simple but effective contrastive learning framework that incorporates recent developments…

Computation and Language · Computer Science 2023-07-11 I-Chun Chern , Zhiruo Wang , Sanjan Das , Bhavuk Sharma , Pengfei Liu , Graham Neubig

Despite the success of distillation in large language models (LLMs), most prior work applies identical loss functions to both teacher- and student-generated data. These strategies overlook the synergy between loss formulations and data…

Computation and Language · Computer Science 2025-06-02 Jongwoo Ko , Tianyi Chen , Sungnyun Kim , Tianyu Ding , Luming Liang , Ilya Zharkov , Se-Young Yun

We propose a novel continual self-supervised learning method (CSSL) considering medical domain knowledge in chest CT images. Our approach addresses the challenge of sequential learning by effectively capturing the relationship between…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Ren Tasai , Guang Li , Ren Togo , Minghui Tang , Takaaki Yoshimura , Hiroyuki Sugimori , Kenji Hirata , Takahiro Ogawa , Kohsuke Kudo , Miki Haseyama

Disease diagnosis from medical images via supervised learning is usually dependent on tedious, error-prone, and costly image labeling by medical experts. Alternatively, semi-supervised learning and self-supervised learning offer…

Computer Vision and Pattern Recognition · Computer Science 2023-06-14 Attiano Purpura-Pontoniere , Demetri Terzopoulos , Adam Wang , Abdullah-Al-Zubaer Imran

Clinical decision support systems require models that are not only highly accurate but also equitable and sensitive to the implications of missed diagnoses. In this study, we introduce a knowledge-guided in-context learning (ICL) framework…

Machine Learning · Computer Science 2025-07-28 Fatemeh Nazary , Yashar Deldjoo , Tommaso Di Noia , Eugenio di Sciascio

Although transformer-based models have shown strong performance in word- and sentence-level tasks, effectively representing long documents, especially in fields like law and medicine, remains difficult. Sparse attention mechanisms can…

Computation and Language · Computer Science 2026-01-01 Waheed Ahmed Abro , Zied Bouraoui

Supervised contrastive learning has achieved remarkable success by leveraging label information; however, determining positive samples in multi-label scenarios remains a critical challenge. In multi-label supervised contrastive learning…

Machine Learning · Computer Science 2025-09-30 Guangming Huang , Yunfei Long , Cunjin Luo

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

This study explores the application of self-supervised learning techniques for event sequences. It is a key modality in various applications such as banking, e-commerce, and healthcare. However, there is limited research on self-supervised…

Contrastive Learning has emerged as a powerful representation learning method and facilitates various downstream tasks especially when supervised data is limited. How to construct efficient contrastive samples through data augmentation is…

Computation and Language · Computer Science 2021-11-30 Yangkai Du , Tengfei Ma , Lingfei Wu , Fangli Xu , Xuhong Zhang , Bo Long , Shouling Ji

Unsupervised sentence representation learning is one of the fundamental problems in natural language processing with various downstream applications. Recently, contrastive learning has been widely adopted which derives high-quality sentence…

Computation and Language · Computer Science 2023-05-29 Jiduan Liu , Jiahao Liu , Qifan Wang , Jingang Wang , Wei Wu , Yunsen Xian , Dongyan Zhao , Kai Chen , Rui Yan

To model diverse responses for a given post, one promising way is to introduce a latent variable into Seq2Seq models. The latent variable is supposed to capture the discourse-level information and encourage the informativeness of target…

Computation and Language · Computer Science 2020-09-28 Zhi Cui , Yanran Li , Jiayi Zhang , Jianwei Cui , Chen Wei , Bin Wang

Contrastive learning is a representation learning method performed by contrasting a sample to other similar samples so that they are brought closely together, forming clusters in the feature space. The learning process is typically…

Machine Learning · Computer Science 2022-09-28 Valentino Vito , Lim Yohanes Stefanus

Well-annotated medical datasets enable deep neural networks (DNNs) to gain strong power in extracting lesion-related features. Building such large and well-designed medical datasets is costly due to the need for high-level expertise. Model…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Yixiong Chen , Chunhui Zhang , Chris H. Q. Ding , Li Liu

In long structured document retrieval, existing methods typically fine-tune pre-trained language models (PLMs) using contrastive learning on datasets lacking explicit structural information. This practice suffers from two critical issues:…

Information Retrieval · Computer Science 2025-09-03 Xinhao Huang , Zhibo Ren , Yipeng Yu , Ying Zhou , Zulong Chen , Zeyi Wen

Learning good representations involves capturing the diverse ways in which data samples relate. Contrastive loss - an objective matching related samples - underlies methods from self-supervised to multimodal learning. Contrastive losses,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 Vlad Sobal , Mark Ibrahim , Randall Balestriero , Vivien Cabannes , Diane Bouchacourt , Pietro Astolfi , Kyunghyun Cho , Yann LeCun

Human reading comprehension often requires reasoning of event semantic relations in narratives, represented by Event-centric Question-Answering (QA). To address event-centric QA, we propose a novel QA model with contrastive learning and…

Computation and Language · Computer Science 2022-12-15 Junru Lu , Xingwei Tan , Gabriele Pergola , Lin Gui , Yulan He

Contrastive learning has shown great potential in video representation learning. However, existing approaches fail to sufficiently exploit short-term motion dynamics, which are crucial to various down-stream video understanding tasks. In…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Jingcheng Ni , Nan Zhou , Jie Qin , Qian Wu , Junqi Liu , Boxun Li , Di Huang

Trajectory similarity measures act as query predicates in trajectory databases, making them the key player in determining the query results. They also have a heavy impact on the query efficiency. An ideal measure should have the capability…

Databases · Computer Science 2023-02-21 Yanchuan Chang , Jianzhong Qi , Yuxuan Liang , Egemen Tanin

Continual Learning in semantic scene segmentation aims to continually learn new unseen classes in dynamic environments while maintaining previously learned knowledge. Prior studies focused on modeling the catastrophic forgetting and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Thanh-Dat Truong , Utsav Prabhu , Bhiksha Raj , Jackson Cothren , Khoa Luu