English
Related papers

Related papers: Principal Context-aware Diffusion Guided Data Augm…

200 papers

Federated Learning (FL) enables collaborative model training across large-scale distributed service nodes while preserving data privacy, making it a cornerstone of intelligent service systems in edge-cloud environments. However, in…

Machine Learning · Computer Science 2026-02-03 Zhiwei Ling , Hailiang Zhao , Chao Zhang , Xiang Ao , Ziqi Wang , Cheng Zhang , Zhen Qin , Xinkui Zhao , Kingsum Chow , Yuanqing Wu , MengChu Zhou

Federated Learning (FL) has garnered widespread interest in recent years. However, owing to strict privacy policies or limited storage capacities of training participants such as IoT devices, its effective deployment is often impeded by the…

Machine Learning · Computer Science 2025-03-05 Sheng Yue , Zerui Qin , Yongheng Deng , Ju Ren , Yaoxue Zhang , Junshan Zhang

Federated Learning (FL) is a prominent framework that enables training a centralized model while securing user privacy by fusing local, decentralized models. In this setting, one major obstacle is data heterogeneity, i.e., each client…

Machine Learning · Computer Science 2022-06-22 Artur Back de Luca , Guojun Zhang , Xi Chen , Yaoliang Yu

Imputing missing node features in graphs is challenging, particularly under high missing rates. Existing methods based on latent representations or global diffusion often fail to produce reliable estimates, and may propagate errors across…

Machine Learning · Computer Science 2026-01-28 Xin Qiao , Shijie Sun , Anqi Dong , Cong Hua , Xia Zhao , Longfei Zhang , Guangming Zhu , Liang Zhang

Data augmentation for domain-specific image classification tasks often struggles to simultaneously address diversity, faithfulness, and label clarity of generated data, leading to suboptimal performance in downstream tasks. While existing…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Yixuan Dong , Fang-Yi Su , Jung-Hsien Chiang

Recent developments in the field of deep learning for 3D data have demonstrated promising potential for end-to-end learning directly from point clouds. However, many real-world point clouds contain a large class im-balance due to the…

Computer Vision and Pattern Recognition · Computer Science 2019-06-19 David Griffiths , Jan Boehm

Data-Free Robustness Distillation (DFRD) aims to transfer the robustness from the teacher to the student without accessing the training data. While existing methods focus on overall robustness, they overlook the robust fairness issues,…

Machine Learning · Computer Science 2025-09-29 Zhengxiao Li , Liming Lu , Xu Zheng , Siyuan Liang , Zhenghan Chen , Yongbin Zhou , Shuchao Pang

This work focuses on improving the performance and fairness of Federated Learning (FL) in non IID settings by enhancing model aggregation and boosting the training of underperforming clients. We propose FeDABoost, a novel FL framework that…

Machine Learning · Computer Science 2025-10-06 Tharuka Kasthuri Arachchige , Veselka Boeva , Shahrooz Abghari

Aligning large-scale text-to-image diffusion models with nuanced human preferences remains challenging. While direct preference optimization (DPO) is simple and effective, large-scale finetuning often shows a generalization gap. We take…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Zhou Jiang , Yandong Wen , Zhen Liu

Federated Learning (FL) enables edge devices to collaboratively learn a global model, but it may not perform well when clients have high data heterogeneity. In this paper, we propose a dynamic clustering algorithm for personalized federated…

Machine Learning · Computer Science 2025-08-05 Heting Liu , Junzhe Huang , Fang He , Guohong Cao

Although extensive research has been conducted on 3D point cloud segmentation, effectively adapting generic models to novel categories remains a formidable challenge. This paper proposes a novel approach to improve point cloud few-shot…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Zhenhua Ning , Zhuotao Tian , Guangming Lu , Wenjie Pei

Much of federated learning (FL) focuses on settings where local dataset statistics remain the same between training and testing. However, this assumption often does not hold in practice due to distribution shifts, motivating the development…

Machine Learning · Computer Science 2026-02-02 Shahryar Zehtabi , Dong-Jun Han , Seyyedali Hosseinalipour , Christopher G. Brinton

Point cloud upsampling (PCU) enriches the representation of raw point clouds, significantly improving the performance in downstream tasks such as classification and reconstruction. Most of the existing point cloud upsampling methods focus…

Computer Vision and Pattern Recognition · Computer Science 2023-12-06 Wentao Qu , Yuantian Shao , Lingwu Meng , Xiaoshui Huang , Liang Xiao

Existing domain generalization (DG) methods for cross-person generalization tasks often face challenges in capturing intra- and inter-domain style diversity, resulting in domain gaps with the target domain. In this study, we explore a novel…

Machine Learning · Computer Science 2024-07-02 Junru Zhang , Lang Feng , Zhidan Liu , Yuhan Wu , Yang He , Yabo Dong , Duanqing Xu

Providing timely and personalized guidance for students' programming assignments, offers significant practical value for helping students complete assignments and enhance their learning. In recent years, various automated Fault Localization…

Software Engineering · Computer Science 2025-10-01 Fang Liu , Tianze Wang , Li Zhang , Zheyu Yang , Jing Jiang , Zian Sun

In the domain of software security testing, Directed Grey-Box Fuzzing (DGF) has garnered widespread attention for its efficient target localization and excellent detection performance. However, existing approaches measure only the physical…

Software Engineering · Computer Science 2025-12-24 Wang Bin , Ao Yang , Kedan Li , Aofan Liu , Hui Li , Guibo Luo , Weixiang Huang , Yan Zhuang

Deep Neural Networks (DNNs) are extensively used in collaborative filtering due to their impressive effectiveness. These systems depend on interaction data to learn user and item embeddings that are crucial for recommendations. However, the…

Information Retrieval · Computer Science 2025-05-06 Yuying Zhao , Xiaodong Yang , Huiyuan Chen , Xiran Fan , Yu Wang , Yiwei Cai , Tyler Derr

Denoising diffusion probabilistic models have been recently proposed to generate high-quality samples by estimating the gradient of the data density. The framework defines the prior noise as a standard Gaussian distribution, whereas the…

Machine Learning · Statistics 2022-02-22 Sang-gil Lee , Heeseung Kim , Chaehun Shin , Xu Tan , Chang Liu , Qi Meng , Tao Qin , Wei Chen , Sungroh Yoon , Tie-Yan Liu

Data heterogeneity is a significant challenge in modern federated learning (FL) as it creates variance in local model updates, causing the aggregated global model to shift away from the true global optimum. Partial client participation in…

Machine Learning · Computer Science 2025-12-24 Mrinmay Sen , Subhrajit Nag

Federated Domain Adaptation (FDA) describes the federated learning (FL) setting where source clients and a server work collaboratively to improve the performance of a target client where limited data is available. The domain shift between…

Machine Learning · Computer Science 2024-03-26 Enyi Jiang , Yibo Jacky Zhang , Sanmi Koyejo