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Predicting drug side-effects before they occur is a key task in keeping the number of drug-related hospitalizations low and to improve drug discovery processes. Automatic predictors of side-effects generally are not able to process the…

机器学习 · 统计学 2022-12-01 Pietro Bongini , Elisa Messori , Niccolò Pancino , Monica Bianchini

(Dis)agreement detection aims to identify the authors' attitudes or positions (\textit{{agree, disagree, neutral}}) towards a specific text. It is limited for existing methods merely using textual information for identifying…

计算与语言 · 计算机科学 2023-02-09 Yun Luo , Zihan Liu , Stan Z. Li , Yue Zhang

We propose multi-agent reinforcement learning as a new method for modeling fake news in social networks. This method allows us to model human behavior in social networks both in unaccustomed populations and in populations that have adapted…

人工智能 · 计算机科学 2025-10-14 Christoph Aymanns , Jakob Foerster , Co-Pierre Georg , Matthias Weber

Continual learning seeks to empower models to progressively acquire information from a sequence of tasks. This approach is crucial for many real-world systems, which are dynamic and evolve over time. Recent research has witnessed a surge in…

机器学习 · 计算机科学 2024-07-10 Junwei Su , Difan Zou , Chuan Wu

We examine the disconnect between scholarship and practice in applying machine learning to trust and safety problems, using misinformation detection as a case study. We survey literature on automated detection of misinformation across a…

机器学习 · 计算机科学 2025-01-28 Madelyne Xiao , Jonathan Mayer

Deep neural networks, despite their remarkable success, remain fundamentally limited in their ability to perform Continual Learning (CL). While most current methods aim to enhance the capabilities of a single model, Inspired by the…

机器学习 · 计算机科学 2025-08-01 Aojun Lu , Junchao Ke , Chunhui Ding , Jiahao Fan , Jiancheng Lv , Yanan Sun

Click-through rate prediction plays an important role in the field of recommender system and many other applications. Existing methods mainly extract user interests from user historical behaviors. However, behavioral sequences only contain…

信息检索 · 计算机科学 2021-09-28 Yunfei Chu , Xiaofu Chang , Kunyang Jia , Jingzhen Zhou , Hongxia Yang

Rumors are rampant in the era of social media. Conversation structures provide valuable clues to differentiate between real and fake claims. However, existing rumor detection methods are either limited to the strict relation of user…

计算与语言 · 计算机科学 2021-11-16 Hongzhan Lin , Jing Ma , Mingfei Cheng , Zhiwei Yang , Liangliang Chen , Guang Chen

Online social networking sites are experimenting with the following crowd-powered procedure to reduce the spread of fake news and misinformation: whenever a user is exposed to a story through her feed, she can flag the story as…

社会与信息网络 · 计算机科学 2017-11-29 Jooyeon Kim , Behzad Tabibian , Alice Oh , Bernhard Schoelkopf , Manuel Gomez-Rodriguez

Large language models (LLMs) are increasingly used as proxies for human judgment in computational social science, yet their ability to reproduce patterns of susceptibility to misinformation remains unclear. We test whether LLM-simulated…

社会与信息网络 · 计算机科学 2026-04-13 Eun Cheol Choi , Lindsay E. Young , Emilio Ferrara

The proliferation of misinformation in the digital age has led to significant societal challenges. Existing approaches often struggle with capturing long-range dependencies, complex semantic relations, and the social dynamics influencing…

计算与语言 · 计算机科学 2025-08-27 Shubham Gupta , Shraban Kumar Chatterjee , Suman Kundu

Existing research on continual learning (CL) of a sequence of tasks focuses mainly on dealing with catastrophic forgetting (CF) to balance the learning plasticity of new tasks and the memory stability of old tasks. However, an ideal CL…

机器学习 · 计算机科学 2026-01-12 Zhi Wang , Zhongbin Wu , Yanni Li , Bing Liu , Guangxi Li , Yuping Wang

We propose a novel system to help fact-checkers formulate search queries for known misinformation claims and effectively search across multiple social media platforms. We introduce an adaptable rewriting strategy, where editing actions for…

计算与语言 · 计算机科学 2023-10-04 Ashkan Kazemi , Artem Abzaliev , Naihao Deng , Rui Hou , Scott A. Hale , Verónica Pérez-Rosas , Rada Mihalcea

Graph-structured data are pervasive in the real-world such as social networks, molecular graphs and transaction networks. Graph neural networks (GNNs) have achieved great success in representation learning on graphs, facilitating various…

机器学习 · 计算机科学 2025-02-27 Zhimeng Guo , Teng Xiao , Zongyu Wu , Charu Aggarwal , Hui Liu , Suhang Wang

The widespread adoption of online social networks in daily life has created a pressing need for effectively classifying user-generated content. This work presents techniques for classifying linked content spread on forum websites --…

社会与信息网络 · 计算机科学 2021-08-10 Di Huang , Jacob Bartel , John Palowitch

Social networks represent nowadays in many contexts the main source of information transmission and the way opinions and actions are influenced. For instance, generic advertisements are way less powerful than suggestions from our contacts.…

神经与进化计算 · 计算机科学 2021-05-03 Kateryna Konotopska , Giovanni Iacca

In this paper, we delve into the rapidly evolving challenge of misinformation detection, with a specific focus on the nuanced manipulation of narrative frames - an under-explored area within the AI community. The potential for Generative AI…

计算与语言 · 计算机科学 2024-02-27 Guan Wang , Rebecca Frederick , Jinglong Duan , William Wong , Verica Rupar , Weihua Li , Quan Bai

In Continual Learning, a Neural Network is trained on a stream of data whose distribution shifts over time. Under these assumptions, it is especially challenging to improve on classes appearing later in the stream while remaining accurate…

机器学习 · 计算机科学 2020-10-13 Pietro Buzzega , Matteo Boschini , Angelo Porrello , Simone Calderara

We propose an algorithm for deep learning on networks and graphs. It relies on the notion that many graph algorithms, such as PageRank, Weisfeiler-Lehman, or Message Passing can be expressed as iterative vertex updates. Unlike previous…

机器学习 · 计算机科学 2018-06-05 Emmanouil Antonios Platanios , Alex Smola

Twitter bot detection has become an important and challenging task to combat misinformation and protect the integrity of the online discourse. State-of-the-art approaches generally leverage the topological structure of the Twittersphere,…

社会与信息网络 · 计算机科学 2021-12-14 Shangbin Feng , Zhaoxuan Tan , Rui Li , Minnan Luo