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In this paper, we propose an efficient blood vessel segmentation method for the eye fundus images using adversarial learning with multiscale features and kernel factorization. In the generator network of the adversarial framework, spatial…

图像与视频处理 · 电气工程与系统科学 2019-07-08 Farhan Akram , Vivek Kumar Singh , Hatem A. Rashwan , Mohamed Abdel-Nasser , Md. Mostafa Kamal Sarker , Nidhi Pandey , Domenec Puig

Sequential recommendation as an emerging topic has attracted increasing attention due to its important practical significance. Models based on deep learning and attention mechanism have achieved good performance in sequential…

信息检索 · 计算机科学 2021-03-22 Zhe Xie , Chengxuan Liu , Yichi Zhang , Hongtao Lu , Dong Wang , Yue Ding

Vessel segmentation in medical images is one of the important tasks in the diagnosis of vascular diseases and therapy planning. Although learning-based segmentation approaches have been extensively studied, a large amount of ground-truth…

图像与视频处理 · 电气工程与系统科学 2023-02-16 Boah Kim , Yujin Oh , Jong Chul Ye

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

Deep learning has achieved great success in recent years with the aid of advanced neural network structures and large-scale human-annotated datasets. However, it is often costly and difficult to accurately and efficiently annotate…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Chen Feng , Ioannis Patras

Accurate and efficient prediction of the molecular properties of drugs is one of the fundamental problems in drug research and development. Recent advancements in representation learning have been shown to greatly improve the performance of…

生物大分子 · 定量生物学 2022-06-17 Hui Liu , Yibiao Huang , Xuejun Liu , Lei Deng

Recent work has shown the potential of graph neural networks to efficiently predict material properties, enabling high-throughput screening of materials. Training these models, however, often requires large quantities of labelled data,…

机器学习 · 计算机科学 2022-11-28 Teddy Koker , Keegan Quigley , Will Spaeth , Nathan C. Frey , Lin Li

We present variational generative adversarial networks, a general learning framework that combines a variational auto-encoder with a generative adversarial network, for synthesizing images in fine-grained categories, such as faces of a…

计算机视觉与模式识别 · 计算机科学 2018-02-06 Jianmin Bao , Dong Chen , Fang Wen , Houqiang Li , Gang Hua

To bridge the gap between the source and target domains in unsupervised domain adaptation (UDA), the most common strategy puts focus on matching the marginal distributions in the feature space through adversarial learning. However, such…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Zhizhe Liu , Zhenfeng Zhu , Shuai Zheng , Yang Liu , Jiayu Zhou , Yao Zhao

Dynamic contrast enhanced computed tomography (CT) is an imaging technique that provides critical information on the relationship of vascular structure and dynamics in the context of underlying anatomy. A key challenge for image processing…

Adversarial attacks exploit the vulnerabilities of convolutional neural networks by introducing imperceptible perturbations that lead to misclassifications, exposing weaknesses in feature representations and decision boundaries. This paper…

机器学习 · 计算机科学 2024-12-30 Longwei Wang , Navid Nayyem , Abdullah Rakin

Extracting generalized and robust representations is a major challenge in emotion recognition in conversations (ERC). To address this, we propose a supervised adversarial contrastive learning (SACL) framework for learning class-spread…

计算与语言 · 计算机科学 2023-07-11 Dou Hu , Yinan Bao , Lingwei Wei , Wei Zhou , Songlin Hu

Cycle consistent generative adversarial network (CycleGAN) and variational autoencoder (VAE) based models have gained popularity in non-parallel voice conversion recently. However, they often suffer from difficult training process and…

声音 · 计算机科学 2021-04-05 Tingle Li , Yichen Liu , Chenxu Hu , Hang Zhao

Graph contrastive learning (GCL) has demonstrated great promise for learning generalizable graph representations from unlabeled data. However, conventional GCL approaches face two critical limitations: (1) the restricted expressive capacity…

机器学习 · 计算机科学 2025-08-11 Zihu Wang , Boxun Xu , Hejia Geng , Peng Li

Contrastive learning (CL), which can extract the information shared between different contrastive views, has become a popular paradigm for vision representation learning. Inspired by the success in computer vision, recent work introduces CL…

机器学习 · 计算机科学 2022-12-15 Xumeng Gong , Cheng Yang , Chuan Shi

Supervised learning-based adversarial attack detection methods rely on a large number of labeled data and suffer significant performance degradation when applying the trained model to new domains. In this paper, we propose a self-supervised…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Yi Li , Plamen Angelov , Neeraj Suri

Blood vessel segmentation in medical imaging is one of the essential steps for vascular disease diagnosis and interventional planning in a broad spectrum of clinical scenarios in image-based medicine and interventional medicine.…

图像与视频处理 · 电气工程与系统科学 2023-08-02 Boah Kim , Yujin Oh , Bradford J. Wood , Ronald M. Summers , Jong Chul Ye

Recently proposed adversarial self-supervised learning methods usually require big batches and long training epochs to extract robust features, which will bring heavy computational overhead on platforms with limited resources. In order to…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Cong Xu , Dan Li , Min Yang

Graph contrastive learning (GCL) aims to learn representations from unlabeled graph data in a self-supervised manner and has developed rapidly in recent years. However, edgelevel contrasts are not well explored by most existing GCL methods.…

机器学习 · 计算机科学 2024-12-17 Yujun Li , Hongyuan Zhang , Yuan Yuan

Adversarial learning helps generative models translate MRI from source to target sequence when lacking paired samples. However, implementing MRI synthesis with adversarial learning in clinical settings is challenging due to training…

图像与视频处理 · 电气工程与系统科学 2024-07-04 Luyi Han , Tao Tan , Tianyu Zhang , Xin Wang , Yuan Gao , Chunyao Lu , Xinglong Liang , Haoran Dou , Yunzhi Huang , Ritse Mann