1 code implementation • 29 Nov 2023 • Ali Najafi, Onur Varol
Wide us of this language on social media platforms such as Twitter, Instagram, or Tiktok and strategic position of the country in the world politics makes it appealing for the social network researchers and industry.
no code implementations • 24 Oct 2023 • Xiangyi Meng, Onur Varol, Albert-László Barabási
References, the mechanism scientists rely on to signal previous knowledge, lately have turned into widely used and misused measures of scientific impact.
1 code implementation • 22 Nov 2022 • Ali Najafi, Nihat Mugurtay, Ege Demirci, Serhat Demirkiran, Huseyin Alper Karadeniz, Onur Varol
It is of utmost importance to capture the upcoming Turkish elections, as social media is becoming an essential component of election propaganda, political debates, smear campaigns, and election manipulation by domestic and international actors.
no code implementations • 7 Mar 2022 • Ozgur Can Seckin, Onur Varol
Current practices of quantifying performance by productivity leads serious concerns for psychological well-being of doctoral students and influence of research environment is often neglected in research evaluations.
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.
2 code implementations • 15 Apr 2020 • Deisy Morselli Gysi, Ítalo Do Valle, Marinka Zitnik, Asher Ameli, Xiao Gan, Onur Varol, Susan Dina Ghiassian, JJ Patten, Robert Davey, Joseph Loscalzo, Albert-László Barabási
The current pandemic has highlighted the need for methodologies that can quickly and reliably prioritize clinically approved compounds for their potential effectiveness for SARS-CoV-2 infections.
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.
1 code implementation • 13 Aug 2019 • Xindi Wang, Onur Varol, Tina Eliassi-Rad
In its placing phase, L2P obtains a prediction by placing the new instance among the known instances.
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
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 • 2 May 2016 • Emilio Ferrara, Wen-Qiang Wang, Onur Varol, Alessandro Flammini, Aram Galstyan
We present a machine learning framework that leverages a mixture of metadata, network, and temporal features to detect extremist users, and predict content adopters and interaction reciprocity in social media.
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.
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