1 code implementation • 2 Apr 2024 • Zoher Kachwala, Jisun An, Haewoon Kwak, Filippo Menczer
Knowledge graphs play a pivotal role in various applications, such as question-answering and fact-checking.
Ranked #2 on Graph Matching on RARE
1 code implementation • 5 Jan 2024 • Kai-Cheng Yang, Danishjeet Singh, Filippo Menczer
Applying this method to a random sample of active Twitter users, we estimate a lower bound for the prevalence of profiles using GAN-generated faces between 0. 021% and 0. 044% -- around 10K daily active accounts.
no code implementations • 8 Oct 2023 • Isabelle Augenstein, Timothy Baldwin, Meeyoung Cha, Tanmoy Chakraborty, Giovanni Luca Ciampaglia, David Corney, Renee DiResta, Emilio Ferrara, Scott Hale, Alon Halevy, Eduard Hovy, Heng Ji, Filippo Menczer, Ruben Miguez, Preslav Nakov, Dietram Scheufele, Shivam Sharma, Giovanni Zagni
The emergence of tools based on Large Language Models (LLMs), such as OpenAI's ChatGPT, Microsoft's Bing Chat, and Google's Bard, has garnered immense public attention.
1 code implementation • 21 Aug 2023 • Matthew R. DeVerna, Harry Yaojun Yan, Kai-Cheng Yang, Filippo Menczer
Although the LLM performs reasonably well in debunking false headlines, we find that it does not significantly affect participants' ability to discern headline accuracy or share accurate news.
1 code implementation • 30 Jul 2023 • Kai-Cheng Yang, Filippo Menczer
Large language models (LLMs) exhibit impressive capabilities in generating realistic text across diverse subjects.
1 code implementation • 1 Apr 2023 • Kai-Cheng Yang, Filippo Menczer
Although large language models (LLMs) have shown exceptional performance in various natural language processing tasks, they are prone to hallucinations.
no code implementations • 30 Mar 2023 • Stefano Cresci, Kai-Cheng Yang, Angelo Spognardi, Roberto Di Pietro, Filippo Menczer, Marinella Petrocchi
Research on social bots aims at advancing knowledge and providing solutions to one of the most debated forms of online manipulation.
no code implementations • 4 Oct 2020 • Dimitar Nikolov, Alessandro Flammini, Filippo Menczer
We analyze the relationship between partisanship, echo chambers, and vulnerability to online misinformation by studying news sharing behavior on Twitter.
Misinformation Social and Information Networks Computers and Society
no code implementations • 11 Jun 2020 • Mohsen Sayyadiharikandeh, Onur Varol, Kai-Cheng Yang, Alessandro Flammini, Filippo Menczer
The ensemble of specialized classifiers (ESC) can better generalize, leading to an average improvement of 56\% in F1 score for unseen accounts across datasets.
1 code implementation • 17 May 2020 • Wen Chen, Diogo Pacheco, Kai-Cheng Yang, Filippo Menczer
Conservative accounts also find themselves in denser communities and are exposed to more low-credibility content.
Social and Information Networks Computers and Society
no code implementations • 27 Nov 2019 • Filipi Nascimento Silva, Aditya Tandon, Diego Raphael Amancio, Alessandro Flammini, Filippo Menczer, Staša Milojević, Santo Fortunato
The citations process for scientific papers has been studied extensively.
no code implementations • 20 Nov 2019 • Kai-Cheng Yang, Onur Varol, Pik-Mai Hui, Filippo Menczer
To ensure model accuracy, we build a rich collection of labeled datasets for training and validation.
no code implementations • 3 Jan 2019 • Kai-Cheng Yang, Onur Varol, Clayton A. Davis, Emilio Ferrara, Alessandro Flammini, Filippo Menczer
Researchers have responded by developing AI tools to arm the public in the fight against social bots.
Computers and Society
1 code implementation • 24 Aug 2017 • Prashant Shiralkar, Alessandro Flammini, Filippo Menczer, Giovanni Luca Ciampaglia
The volume and velocity of information that gets generated online limits current journalistic practices to fact-check claims at the same rate.
2 code implementations • 24 Jul 2017 • Chengcheng Shao, Giovanni Luca Ciampaglia, Onur Varol, Kaicheng Yang, Alessandro Flammini, Filippo Menczer
Communication, cognitive, social, and computer scientists are engaged in efforts to study the complex causes for the viral diffusion of misinformation online and to develop solutions, while search and social media platforms are beginning to deploy countermeasures.
Social and Information Networks Computers and Society Physics and Society
4 code implementations • 9 Mar 2017 • Onur Varol, Emilio Ferrara, Clayton A. Davis, Filippo Menczer, Alessandro Flammini
Increasing evidence suggests that a growing amount of social media content is generated by autonomous entities known as social bots.
Social and Information Networks
no code implementations • 14 Aug 2016 • Makoto Yamada, Jiliang Tang, Jose Lugo-Martinez, Ermin Hodzic, Raunak Shrestha, Avishek Saha, Hua Ouyang, Dawei Yin, Hiroshi Mamitsuka, Cenk Sahinalp, Predrag Radivojac, Filippo Menczer, Yi Chang
However, sophisticated learning models are computationally unfeasible for data with millions of features.
2 code implementations • 2 Feb 2016 • Clayton A. Davis, Onur Varol, Emilio Ferrara, Alessandro Flammini, Filippo Menczer
While most online social media accounts are controlled by humans, these platforms also host automated agents called social bots or sybil accounts.
Social and Information Networks
no code implementations • 20 Jan 2016 • V. S. Subrahmanian, Amos Azaria, Skylar Durst, Vadim Kagan, Aram Galstyan, Kristina Lerman, Linhong Zhu, Emilio Ferrara, Alessandro Flammini, Filippo Menczer, Andrew Stevens, Alexander Dekhtyar, Shuyang Gao, Tad Hogg, Farshad Kooti, Yan Liu, Onur Varol, Prashant Shiralkar, Vinod Vydiswaran, Qiaozhu Mei, Tim Hwang
A number of organizations ranging from terrorist groups such as ISIS to politicians and nation states reportedly conduct explicit campaigns to influence opinion on social media, posing a risk to democratic processes.
1 code implementation • 19 Jan 2016 • Claudia Wagner, Eduardo Graells-Garrido, David Garcia, Filippo Menczer
Contributing to the writing of history has never been as easy as it is today thanks to Wikipedia, a community-created encyclopedia that aims to document the world's knowledge from a neutral point of view.
Social and Information Networks
no code implementations • 3 Nov 2014 • Mohsen JafariAsbagh, Emilio Ferrara, Onur Varol, Filippo Menczer, Alessandro Flammini
The problem of clustering content in social media has pervasive applications, including the identification of discussion topics, event detection, and content recommendation.
1 code implementation • 19 Jul 2014 • Emilio Ferrara, Onur Varol, Clayton Davis, Filippo Menczer, Alessandro Flammini
The Turing test aimed to recognize the behavior of a human from that of a computer algorithm.
Social and Information Networks Computers and Society Data Analysis, Statistics and Probability Physics and Society
1 code implementation • 3 Feb 2006 • Santo Fortunato, Alessandro Flammini, Filippo Menczer
Network growth is currently explained through mechanisms that rely on node prestige measures, such as degree or fitness.
Disordered Systems and Neural Networks Statistical Mechanics Physics and Society