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This paper studies federated learning for nonparametric regression in the context of distributed samples across different servers, each adhering to distinct differential privacy constraints. The setting we consider is heterogeneous,…

统计理论 · 数学 2024-06-12 T. Tony Cai , Abhinav Chakraborty , Lasse Vuursteen

Federated learning (FL) offers a privacy-preserving paradigm for machine learning, but its application in intrusion detection systems (IDS) within IoT networks is challenged by severe class imbalance, non-IID data, and high communication…

机器学习 · 计算机科学 2025-10-28 Gurpreet Singh , Keshav Sood , P. Rajalakshmi , Yong Xiang

Emotions widely affect human decision-making. This fact is taken into account by affective computing with the goal of tailoring decision support to the emotional states of individuals. However, the accurate recognition of emotions within…

计算与语言 · 计算机科学 2018-11-14 Bernhard Kratzwald , Suzana Ilic , Mathias Kraus , Stefan Feuerriegel , Helmut Prendinger

With the growing availability of smart devices and cloud services, personal speech assistance systems are increasingly used on a daily basis. Most devices redirect the voice recordings to a central server, which uses them for upgrading the…

音频与语音处理 · 电气工程与系统科学 2021-10-01 Wentao Yu , Jan Freiwald , Sören Tewes , Fabien Huennemeyer , Dorothea Kolossa

Federated learning is an efficient framework designed to facilitate collaborative model training across multiple distributed devices while preserving user data privacy. A significant challenge of federated learning is data-level…

机器学习 · 计算机科学 2024-08-26 Shunxin Guo , Hongsong Wang , Shuxia Lin , Zhiqiang Kou , Xin Geng

This extended abstract explores the integration of federated learning with deep transfer hashing for distributed prediction tasks, emphasizing resource-efficient client training from evolving data streams. Federated learning allows multiple…

机器学习 · 计算机科学 2024-09-20 Manuel Röder , Frank-Michael Schleif

A word's sentiment depends on the domain in which it is used. Computational social science research thus requires sentiment lexicons that are specific to the domains being studied. We combine domain-specific word embeddings with a label…

计算与语言 · 计算机科学 2016-09-27 William L. Hamilton , Kevin Clark , Jure Leskovec , Dan Jurafsky

Federated learning is an emerging distributed machine learning framework aiming at protecting data privacy. Data heterogeneity is one of the core challenges in federated learning, which could severely degrade the convergence rate and…

机器学习 · 统计学 2025-11-27 Feifei Wang , Huiyun Tang , Yang Li

Neural networks are one of the most popular approaches for many natural language processing tasks such as sentiment analysis. They often outperform traditional machine learning models and achieve the state-of-art results on most tasks.…

计算与语言 · 计算机科学 2017-08-15 Tao Yu , Christopher Hidey , Owen Rambow , Kathleen McKeown

With the advent of word embeddings, lexicons are no longer fully utilized for sentiment analysis although they still provide important features in the traditional setting. This paper introduces a novel approach to sentiment analysis that…

计算与语言 · 计算机科学 2017-08-24 Bonggun Shin , Timothy Lee , Jinho D. Choi

Federated data analytics is a framework for distributed data analysis where a server compiles noisy responses from a group of distributed low-bandwidth user devices to estimate aggregate statistics. Two major challenges in this framework…

机器学习 · 计算机科学 2022-06-10 Kamalika Chaudhuri , Chuan Guo , Mike Rabbat

Machine learning relies on the availability of a vast amount of data for training. However, in reality, most data are scattered across different organizations and cannot be easily integrated under many legal and practical constraints. In…

机器学习 · 计算机科学 2020-06-25 Yang Liu , Yan Kang , Chaoping Xing , Tianjian Chen , Qiang Yang

Recommender systems have become ubiquitous in the past years. They solve the tyranny of choice problem faced by many users, and are utilized by many online businesses to drive engagement and sales. Besides other criticisms, like creating…

信息检索 · 计算机科学 2024-05-17 David Neumann , Andreas Lutz , Karsten Müller , Wojciech Samek

Depression is one of the most common mental illness problems, and the symptoms shown by patients are not consistent, making it difficult to diagnose in the process of clinical practice and pathological research. Although researchers hope…

计算机与社会 · 计算机科学 2024-10-08 Xiaohang Xu , Hao Peng , Lichao Sun , Md Zakirul Alam Bhuiyan , Lianzhong Liu , Lifang He

Although deep learning has revolutionized domains such as natural language processing and computer vision, its dependence on centralized datasets raises serious privacy concerns. Federated learning addresses this issue by enabling multiple…

机器学习 · 计算机科学 2025-11-19 Andreas Lutz , Gabriele Steidl , Karsten Müller , Wojciech Samek

A distinguishing characteristic of federated learning is that the (local) client data could have statistical heterogeneity. This heterogeneity has motivated the design of personalized learning, where individual (personalized) models are…

机器学习 · 计算机科学 2022-07-06 Kaan Ozkara , Antonious M. Girgis , Deepesh Data , Suhas Diggavi

Deep learning approaches for sentiment classification do not fully exploit sentiment linguistic knowledge. In this paper, we propose a Multi-sentiment-resource Enhanced Attention Network (MEAN) to alleviate the problem by integrating three…

计算与语言 · 计算机科学 2018-07-16 Zeyang Lei , Yujiu Yang , Min Yang , Yi Liu

We combine multi-task learning and semi-supervised learning by inducing a joint embedding space between disparate label spaces and learning transfer functions between label embeddings, enabling us to jointly leverage unlabelled data and…

计算与语言 · 计算机科学 2018-04-10 Isabelle Augenstein , Sebastian Ruder , Anders Søgaard

When it comes to preserving privacy in medical machine learning, two important considerations are (1) keeping data local to the institution and (2) avoiding inference of sensitive information from the trained model. These are often…

计算机视觉与模式识别 · 计算机科学 2020-04-15 Dominik Fay , Jens Sjölund , Tobias J. Oechtering

Time series forecasting plays a critical role in various real-world applications, including energy consumption prediction, disease transmission monitoring, and weather forecasting. Although substantial progress has been made in time series…

机器学习 · 计算机科学 2024-11-26 Wei Yuan , Guanhua Ye , Xiangyu Zhao , Quoc Viet Hung Nguyen , Yang Cao , Hongzhi Yin