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Narratives serve as fundamental frameworks in our understanding of the world and play a crucial role in collaborative sensemaking, providing a versatile foundation for sensemaking. Framing is a subtle yet potent mechanism that influences…

计算与语言 · 计算机科学 2024-05-07 Sebastián Concha Macías , Brian Keith Norambuena

Narrative is a foundation of human cognition and decision making. Because narratives play a crucial role in societal discourses and spread of misinformation and because of the pervasive use of social media, the narrative dynamics on social…

计算与语言 · 计算机科学 2023-09-25 Wanying Zhao , Siyi Guo , Kristina Lerman , Yong-Yeol Ahn

Misinformation undermines individual knowledge and affects broader societal narratives. Despite growing interest in the research community in multi-modal misinformation detection, existing methods exhibit limitations in capturing semantic…

计算与语言 · 计算机科学 2024-10-22 Swarang Joshi , Siddharth Mavani , Joel Alex , Arnav Negi , Rahul Mishra , Ponnurangam Kumaraguru

Preventing the spread of misinformation is challenging. The detection of misleading content presents a significant hurdle due to its extreme linguistic and domain variability. Content-based models have managed to identify deceptive language…

计算与语言 · 计算机科学 2024-01-30 Flavio Merenda , José Manuel Gómez-Pérez

Following a particular news story online is an important but difficult task, as the relevant information is often scattered across different domains/sources (e.g., news articles, blogs, comments, tweets), presented in various formats and…

计算与语言 · 计算机科学 2018-08-20 Bichen Shi , Thanh-Binh Le , Neil Hurley , Georgiana Ifrim

In this paper, we propose the multi-perspective information fusion (MPIF) Res2Net with random Specmix for fake speech detection (FSD). The main purpose of this system is to improve the model's ability to learn precise forgery information…

声音 · 计算机科学 2023-06-28 Shunbo Dong , Jun Xue , Cunhang Fan , Kang Zhu , Yujie Chen , Zhao Lv

Social media becomes the central way for people to obtain and utilise news, due to its rapidness and inexpensive value of data distribution. Though, such features of social media platforms also present it a root cause of fake news…

社会与信息网络 · 计算机科学 2021-09-29 Priyanka Meel , Dinesh Kumar Vishwakarma

Sustainability-driven computing research - encompassing equity, diversity, climate change, and social justice - is increasingly dismissed as woke or even dangerous in many sociopolitical contexts. As misinformation, ideological…

计算机与社会 · 计算机科学 2025-08-13 Dave Guruge , Samuel Mann , Ruth Myers , Oliver Bates , Mikey Goldweber , Andy Williamson , Jon Lasenby , Ian Brooks

Data imputation is an effective way to handle missing data, which is common in practical applications. In this study, we propose and test a novel data imputation process that achieve two important goals: (1) preserve the row-wise…

机器学习 · 计算机科学 2023-09-13 Katrina Chen , Xiuqin Liang , Zheng Ma , Zhibin Zhang

Incomplete node features are ubiquitous in real-world scenarios such as user profiling and cold-start recommendation, which severely hinders the practical deployment of graph learning systems (e.g., GNNs). Existing solutions typically rely…

机器学习 · 计算机科学 2026-04-07 Yifan Song , Fenglin Yu , Yihong Luo , Xingjian Tao , Siya Qiu , Kai Han , Jing Tang

Disinformation has long been regarded as a severe social problem, where fake news is one of the most representative issues. What is worse, today's highly developed social media makes fake news widely spread at incredible speed, bringing in…

社会与信息网络 · 计算机科学 2021-02-01 Hao Liao , Qixin Liu , Kai Shu , Xing xie

Real-world datasets collected with sensor networks often contain incomplete and uncertain labels as well as artefacts arising from the system environment. Complete and reliable labeling is often infeasible for large-scale and long-term…

机器学习 · 计算机科学 2021-07-22 Matthias Meyer , Michaela Wenner , Clément Hibert , Fabian Walter , Lothar Thiele

Detection of fake news is crucial to ensure the authenticity of information and maintain the news ecosystems reliability. Recently, there has been an increase in fake news content due to the recent proliferation of social media and fake…

社会与信息网络 · 计算机科学 2022-07-28 Pallabi Saikia , Kshitij Gundale , Ankit Jain , Dev Jadeja , Harvi Patel , Mohendra Roy

The amount of data for processing and categorization grows at an ever increasing rate. At the same time the demand for collaboration and transparency in organizations, government and businesses, drives the release of data from internal…

机器学习 · 计算机科学 2020-08-26 Jan Neerbek

Access to diverse perspectives is essential for understanding real-world events, yet most news retrieval systems prioritize textual relevance, leading to redundant results and limited viewpoint exposure. We propose NEWSCOPE, a two-stage…

计算与语言 · 计算机科学 2025-09-01 Yixuan Tang , Yuanyuan Shi , Yiqun Sun , Anthony Kum Hoe Tung

Climate change impacts a broad spectrum of human resources and activities, necessitating the use of climate models to project long-term effects and inform mitigation and adaptation strategies. These models generate multiple datasets by…

The spread of fake news has long been a social issue and the necessity of identifying it has become evident since its dangers are well recognized. In addition to causing uneasiness among the public, it has even more devastating…

社会与信息网络 · 计算机科学 2022-08-24 Yuxuan Tian

The proliferation of misinformation and propaganda is a global challenge, with profound effects during major crises such as the COVID-19 pandemic and the Russian invasion of Ukraine. Understanding the spread of misinformation and its social…

社会与信息网络 · 计算机科学 2023-07-26 Mayana Pereira , Kevin Greene , Nilima Pisharody , Rahul Dodhia , Jacob N. Shapiro , Juan Lavista

Understanding how misleading and outright false information enters news ecosystems remains a difficult challenge that requires tracking how narratives spread across thousands of fringe and mainstream news websites. To do this, we introduce…

社会与信息网络 · 计算机科学 2025-01-17 Hans W. A. Hanley , Emily Okabe , Zakir Durumeric

Climate adaptation strategies are proposed in response to climate change. They are practised in agriculture to sustain food production. These strategies can be found in unstructured data (for example, scientific literature from the Elsevier…

计算与语言 · 计算机科学 2025-12-03 Liangji Kong , Aditya Joshi , Sarvnaz Karimi