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相关论文: PHYDI: Initializing Parameterized Hypercomplex Neu…

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Hypercomplex neural networks have proven to reduce the overall number of parameters while ensuring valuable performance by leveraging the properties of Clifford algebras. Recently, hypercomplex linear layers have been further improved by…

机器学习 · 计算机科学 2022-12-16 Eleonora Grassucci , Aston Zhang , Danilo Comminiello

Recently, many deep networks have introduced hypercomplex and related calculations into their architectures. In regard to convolutional networks for classification, these enhancements have been applied to the convolution operations in the…

计算机视觉与模式识别 · 计算机科学 2023-01-12 Nazmul Shahadat , Anthony S. Maida

Federated learning's poor performance in the presence of heterogeneous data remains one of the most pressing issues in the field. Personalized federated learning departs from the conventional paradigm in which all clients employ the same…

机器学习 · 计算机科学 2024-02-27 Mengen Luo , Ercan Engin Kuruoglu

Personalized Intelligence (PI) is the problem of providing customized AI experiences tailored to each individual user. In many applications, PI is preferred or even required. Existing personalization approaches involve fine-tuning…

计算与语言 · 计算机科学 2022-03-15 Yiping Kang , Ashish Mahendra , Christopher Clarke , Lingjia Tang , Jason Mars

Many types of physics-informed neural network models have been proposed in recent years as approaches for learning solutions to differential equations. When a particular task requires solving a differential equation at multiple…

机器学习 · 计算机科学 2021-11-02 Filipe de Avila Belbute-Peres , Yi-fan Chen , Fei Sha

Extracting effective and discriminative features is very important for addressing the challenging person re-identification (re-ID) task. Prevailing deep convolutional neural networks (CNNs) usually use high-level features for identifying…

计算机视觉与模式识别 · 计算机科学 2021-06-08 Guoqing Zhang , Junchuan Yang , Yuhui Zheng , Yi Wu , Shengyong Chen

Personalized federated learning is tasked with training machine learning models for multiple clients, each with its own data distribution. The goal is to train personalized models in a collaborative way while accounting for data disparities…

机器学习 · 计算机科学 2021-03-09 Aviv Shamsian , Aviv Navon , Ethan Fetaya , Gal Chechik

The task of person re-identification has recently received rising attention due to the high performance achieved by new methods based on deep learning. In particular, in the context of video-based re-identification, many state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2018-04-11 Jean-Baptiste Boin , Andre Araujo , Bernd Girod

Recent advances in personalized federated learning have focused on addressing client model heterogeneity. However, most existing methods still require external data, rely on model decoupling, or adopt partial learning strategies, which can…

机器学习 · 计算机科学 2025-07-31 Chen Zhang , Husheng Li , Xiang Liu , Linshan Jiang , Danxin Wang

Despite recent advances in representation learning in hypercomplex (HC) space, this subject is still vastly unexplored in the context of graphs. Motivated by the complex and quaternion algebras, which have been found in several contexts to…

机器学习 · 计算机科学 2022-02-22 Tuan Le , Marco Bertolini , Frank Noé , Djork-Arné Clevert

Hypercomplex neural networks are gaining increasing interest in the deep learning community. The attention directed towards hypercomplex models originates from several aspects, spanning from purely theoretical and mathematical…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Eleonora Lopez , Eleonora Grassucci , Debora Capriotti , Danilo Comminiello

This paper investigates multilevel initialization strategies for training very deep neural networks with a layer-parallel multigrid solver. The scheme is based on the continuous interpretation of the training problem as a problem of optimal…

机器学习 · 计算机科学 2019-12-20 Eric C. Cyr , Stefanie Günther , Jacob B. Schroder

Training deep neural networks for scientific computing remains computationally expensive due to the slow formation of diverse feature representations in early training stages. Recent studies identify a staircase phenomenon in training…

数值分析 · 数学 2025-07-17 Tao Tang , Jiang Yang , Yuxiang Zhao , Quanhui Zhu

In this paper, we introduce a novel deep neural network suitable for multi-scale analysis and propose efficient model-agnostic methods that help the network extract information from high-frequency domains to reconstruct clearer images. Our…

计算机视觉与模式识别 · 计算机科学 2021-05-26 Hyungmin Roh , Myungjoo Kang

Physics-Informed Neural Networks (PINNs) seek to solve partial differential equations (PDEs) with deep learning. Mainstream approaches that deploy fully-connected multi-layer deep learning architectures require prolonged training to achieve…

机器学习 · 计算机科学 2025-12-16 Shaghayegh Fazliani , Zachary Frangella , Madeleine Udell

This paper introduces Progressively Diffused Networks (PDNs) for unifying multi-scale context modeling with deep feature learning, by taking semantic image segmentation as an exemplar application. Prior neural networks, such as ResNet, tend…

计算机视觉与模式识别 · 计算机科学 2017-02-21 Ruimao Zhang , Wei Yang , Zhanglin Peng , Xiaogang Wang , Liang Lin

Federated learning is a privacy-preserving machine learning technique that learns a shared model across decentralized clients. It can alleviate privacy concerns of personal re-identification, an important computer vision task. In this work,…

计算机视觉与模式识别 · 计算机科学 2020-10-12 Weiming Zhuang , Yonggang Wen , Xuesen Zhang , Xin Gan , Daiying Yin , Dongzhan Zhou , Shuai Zhang , Shuai Yi

We consider federated learning of linearly-parameterized nonlinear systems. We establish theoretical guarantees on the effectiveness of federated nonlinear system identification compared to centralized approaches, demonstrating that the…

机器学习 · 计算机科学 2026-04-27 Omkar Tupe , Max Hartman , Lav R. Varshney , Saurav Prakash

Numerous research studies in the field of federated learning (FL) have attempted to use personalization to address the heterogeneity among clients, one of FL's most crucial and challenging problems. However, existing works predominantly…

机器学习 · 计算机科学 2023-04-12 Anda Cheng , Zhen Wang , Yaliang Li , Jian Cheng

The accurate diagnosis of Alzheimer's disease (AD) and prognosis of mild cognitive impairment (MCI) conversion are crucial for early intervention. However, existing multimodal methods face several challenges, from the heterogeneity of input…

机器学习 · 计算机科学 2025-03-20 Chenyu Liu , Luca Rossi
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