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Federated Learning is an emerging learning paradigm that allows training models from samples distributed across a large network of clients while respecting privacy and communication restrictions. Despite its success, federated learning…

机器学习 · 计算机科学 2022-06-07 Isidoros Tziotis , Zebang Shen , Ramtin Pedarsani , Hamed Hassani , Aryan Mokhtari

With the development of laws and regulations related to privacy preservation, it has become difficult to collect personal data to perform machine learning. In this context, federated learning, which is distributed learning without sharing…

计算机视觉与模式识别 · 计算机科学 2024-05-08 Yosuke Kaga , Yusei Suzuki , Kenta Takahashi

Federated learning (FL) is a privacy-promoting framework that enables potentially large number of clients to collaboratively train machine learning models. In a FL system, a server coordinates the collaboration by collecting and aggregating…

机器学习 · 计算机科学 2023-04-21 Huancheng Chen , Haris Vikalo

Structured sentiment analysis, which aims to extract the complex semantic structures such as holders, expressions, targets, and polarities, has obtained widespread attention from both industry and academia. Unfortunately, the existing…

计算与语言 · 计算机科学 2022-06-01 Qi Zhang , Jie Zhou , Qin Chen , Qingchun Bai , Jun Xiao , Liang He

In natural language the intended meaning of a word or phrase is often implicit and depends on the context. In this work, we propose a simple yet effective method for sentiment analysis using contextual embeddings and a self-attention…

计算与语言 · 计算机科学 2020-10-07 Katarzyna Biesialska , Magdalena Biesialska , Henryk Rybinski

Federated Learning (FL) is a privacy-preserving approach that allows servers to aggregate distributed models transmitted from local clients rather than training on user data. More recently, FL has been applied to Speech Emotion Recognition…

音频与语音处理 · 电气工程与系统科学 2024-10-18 Chao Tan , Sheng Li , Yang Cao , Zhao Ren , Tanja Schultz

The extensive use of online social media has highlighted the importance of privacy in the digital space. As more scientists analyse the data created in these platforms, privacy concerns have extended to data usage within the academia.…

人机交互 · 计算机科学 2022-03-04 Giannis Haralabopoulos , Ioannis Anagnostopoulos

The diversity and quantity of data warehouses, gathering data from distributed devices such as mobile devices, can enhance the success and robustness of machine learning algorithms. Federated learning enables distributed participants to…

机器学习 · 计算机科学 2022-03-10 Shuo Wang , Surya Nepal , Kristen Moore , Marthie Grobler , Carsten Rudolph , Alsharif Abuadbba

Federated learning has attracted significant attention as a privacy-preserving framework for training personalised models on multi-source heterogeneous data. However, most existing approaches are unable to handle scenarios where subgroup…

统计方法学 · 统计学 2025-10-14 Changxin Yang , Zhongyi Zhu , Heng Lian

Federated learning has been a hot research topic in enabling the collaborative training of machine learning models among different organizations under the privacy restrictions. As researchers try to support more machine learning models with…

机器学习 · 计算机科学 2021-12-07 Qinbin Li , Zeyi Wen , Zhaomin Wu , Sixu Hu , Naibo Wang , Yuan Li , Xu Liu , Bingsheng He

Transfer learning has been widely used in natural language processing through deep pretrained language models, such as Bidirectional Encoder Representations from Transformers and Universal Sentence Encoder. Despite the great success,…

信息检索 · 计算机科学 2022-06-15 Maryam Hasan , Elke Rundensteiner , Emmanuel Agu

Communication complexity and privacy are the two key challenges in Federated Learning where the goal is to perform a distributed learning through a large volume of devices. In this work, we introduce FedSKETCH and FedSKETCHGATE algorithms…

机器学习 · 统计学 2020-08-13 Farzin Haddadpour , Belhal Karimi , Ping Li , Xiaoyun Li

In recent times, word embeddings are taking a significant role in sentiment analysis. As the generation of word embeddings needs huge corpora, many applications use pretrained embeddings. In spite of the success, word embeddings suffers…

计算与语言 · 计算机科学 2020-06-03 Satanik Mitra , Mamata Jenamani

Contrastive learning techniques have been widely used in the field of computer vision as a means of augmenting datasets. In this paper, we extend the use of these contrastive learning embeddings to sentiment analysis tasks and demonstrate…

计算与语言 · 计算机科学 2021-12-03 Ipsita Mohanty , Ankit Goyal , Alex Dotterweich

Recent approaches for sentiment lexicon induction have capitalized on pre-trained word embeddings that capture latent semantic properties. However, embeddings obtained by optimizing performance of a given task (e.g. predicting contextual…

计算与语言 · 计算机科学 2017-01-09 Silvio Amir , Rámon Astudillo , Wang Ling , Paula C. Carvalho , Mário J. Silva

Mental health conditions, prevalent across various demographics, necessitate efficient monitoring to mitigate their adverse impacts on life quality. The surge in data-driven methodologies for mental health monitoring has underscored the…

机器学习 · 计算机科学 2024-04-30 Ziyu Wang , Zhongqi Yang , Iman Azimi , Amir M. Rahmani

Existing approaches in Federated Learning (FL) mainly focus on sending model parameters or gradients from clients to a server. However, these methods are plagued by significant inefficiency, privacy, and security concerns. Thanks to the…

机器学习 · 计算机科学 2024-06-04 Jie Zhang , Xiaohua Qi , Bo Zhao

Detecting emotions in limited text datasets from under-resourced languages presents a formidable obstacle, demanding specialized frameworks and computational strategies. This study conducts a thorough examination of deep learning techniques…

计算与语言 · 计算机科学 2024-03-12 Siddhanth Bhat

Federated Learning (FL), as a rapidly evolving privacy-preserving collaborative machine learning paradigm, is a promising approach to enable edge intelligence in the emerging Industrial Metaverse. Even though many successful use cases have…

机器学习 · 计算机科学 2022-11-08 Shenglai Zeng , Zonghang Li , Hongfang Yu , Zhihao Zhang , Long Luo , Bo Li , Dusit Niyato

Prompt injection attacks are an emerging threat to large language models (LLMs), enabling malicious users to manipulate outputs through carefully designed inputs. Existing detection approaches often require centralizing prompt data,…

密码学与安全 · 计算机科学 2025-11-18 Hasini Jayathilaka