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Related papers: Collaborative Content Moderation in the Fediverse

200 papers

The rapid growth of live-streaming platforms such as Twitch has introduced complex challenges in moderating toxic behavior. Traditional moderation approaches, such as human annotation and keyword-based filtering, have demonstrated utility,…

Computation and Language · Computer Science 2026-02-05 Baktash Ansari , Elias Martin , Afra Mashhadi

We present Moderator, a policy-based model management system that allows administrators to specify fine-grained content moderation policies and modify the weights of a text-to-image (TTI) model to make it significantly more challenging for…

Cryptography and Security · Computer Science 2024-09-13 Peiran Wang , Qiyu Li , Longxuan Yu , Ziyao Wang , Ang Li , Haojian Jin

Despite achieving remarkable performance, Federated Learning (FL) encounters two important problems, i.e., low training efficiency and limited computational resources. In this paper, we propose a new FL framework, i.e., FedDUMAP, with three…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-08-13 Ji Liu , Juncheng Jia , Hong Zhang , Yuhui Yun , Leye Wang , Yang Zhou , Huaiyu Dai , Dejing Dou

Federated learning enables collaborative training of machine learning models under strict privacy restrictions and federated text-to-speech aims to synthesize natural speech of multiple users with a few audio training samples stored in…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-23 Ziyue Jiang , Yi Ren , Ming Lei , Zhou Zhao

Automatically mining sentiment tendency contained in natural language is a fundamental research to some artificial intelligent applications, where solutions alternate with challenges. Transfer learning and multi-task learning techniques…

Computation and Language · Computer Science 2022-04-01 Xin-Chun Li , Lan Li , De-Chuan Zhan , Yunfeng Shao , Bingshuai Li , Shaoming Song

Current content moderation follows a reactive, trial-and-error approach, where interventions are applied and their effects are only measured post-hoc. In contrast, we introduce a proactive, predictive approach that enables moderators to…

Computers and Society · Computer Science 2026-02-09 Benedetta Tessa , Lorenzo Cima , Amaury Trujillo , Marco Avvenuti , Stefano Cresci

Multimodal federated learning (MFL) aims to enrich model training in FL settings where clients are collecting measurements across multiple modalities. However, key challenges to MFL remain unaddressed, particularly in heterogeneous network…

Machine Learning · Computer Science 2026-03-12 Liangqi Yuan , Dong-Jun Han , Su Wang , Devesh Upadhyay , Christopher G. Brinton

Personalized Federated Learning aims at addressing the challenges of non-IID data in collaborative model training. However, existing methods struggle to balance personalization and generalization, often oversimplifying client similarities…

Machine Learning · Computer Science 2025-12-03 Mattia Giovanni Campana , Franca Delmastro

Personal moderation tools on social media platforms let users control their news feeds by configuring acceptable toxicity thresholds for their feed content or muting inappropriate accounts. This research examines how four critical…

Human-Computer Interaction · Computer Science 2024-03-05 Shagun Jhaver

In recent years, offensive, abusive and hateful language, sexism, racism and other types of aggressive and cyberbullying behavior have been manifesting with increased frequency, and in many online social media platforms. In fact, past…

Collaborative tagging has recently attracted the attention of both industry and academia due to the popularity of content-sharing systems such as CiteULike, del.icio.us, and Flickr. These systems give users the opportunity to add data items…

Digital Libraries · Computer Science 2007-06-24 Elizeu Santos-Neto , Matei Ripeanu , Adriana Iamnitchi

The Web of Things (WoT) enhances interoperability across web-based and ubiquitous computing platforms while complementing existing IoT standards. The multimodal Federated Learning (FL) paradigm has been introduced to enhance WoT by enabling…

Machine Learning · Computer Science 2025-02-25 Yi Liu , Cong Wang , Xingliang Yuan

Every day, hundreds of millions of new Tweets containing over 40 languages of ever-shifting vernacular flow through Twitter. Models that attempt to extract insight from this firehose of information must face the torrential covariate shift…

Social and Information Networks · Computer Science 2018-09-21 Dan Shiebler , Luca Belli , Jay Baxter , Hanchen Xiong , Abhishek Tayal

As an evolving successor to the mobile Internet, the Metaverse creates the impression of an immersive environment, integrating the virtual as well as the real world. In contrast to the traditional mobile Internet based on servers, the…

Cryptography and Security · Computer Science 2023-05-17 Jianrui Chen , Jingjing Wang , Chunxiao Jiang , Yong Ren , Lajos Hanzo

Federated learning (FL) provides a promising collaborative framework to build a model from distributed clients, and this work investigates the carbon emission of the FL process. Cloud and edge servers hosting FL clients may exhibit diverse…

Machine Learning · Computer Science 2024-04-25 Ali Abbasi , Fan Dong , Xin Wang , Henry Leung , Jiayu Zhou , Steve Drew

The proliferation of social media platforms and online communities has inadvertently catalyzed the spread of cyberbullying, hate speech, and other forms of online toxicity, making the effective governance of such harm a critical societal…

Artificial Intelligence · Computer Science 2026-05-28 Yiting Huang , Wenting Zhu , Zekun Wang , Qingpo Yang , Yakai Chen , Zihui Xu , Yueyue Zhang , Sanchuan Guo , Xi Zhang

Sentiment analysis (or opinion mining) on Twitter data has attracted much attention recently. One of the system's key features, is the immediacy in communication with other users in an easy, user-friendly and fast way. Consequently, people…

Databases · Computer Science 2016-02-04 Nikolaos Nodarakis , Spyros Sioutas , Athanasios Tsakalidis , Giannis Tzimas

Federated learning (FL) is a distributed machine learning technology for next-generation AI systems that allows a number of workers, i.e., edge devices, collaboratively learn a shared global model while keeping their data locally to prevent…

Networking and Internet Architecture · Computer Science 2022-06-01 Pinyarash Pinyoanuntapong , Prabhu Janakaraj , Ravikumar Balakrishnan , Minwoo Lee , Chen Chen , Pu Wang

The spread of misinformation in social media outlets has become a prevalent societal problem and is the cause of many kinds of social unrest. Curtailing its prevalence is of great importance and machine learning has shown significant…

Artificial Intelligence · Computer Science 2023-04-25 Yueyang Liu , Zois Boukouvalas , Nathalie Japkowicz

Most social media users come from the Global South, where harmful content usually appears in local languages. Yet, AI-driven moderation systems struggle with low-resource languages spoken in these regions. Through semi-structured interviews…

Computation and Language · Computer Science 2025-08-06 Farhana Shahid , Mona Elswah , Aditya Vashistha