no code implementations • 7 Aug 2022 • Mansooreh Karami, Ahmadreza Mosallanezhad, Paras Sheth, Huan Liu
To reduce the bias induced by the contributors, in this work, we focus on highlighting the engagers' contributions in the observed data as they are more likely to contribute when compared to lurkers, and they comprise a bigger population as compared to the contributors.
no code implementations • 16 Feb 2022 • Ahmadreza Mosallanezhad, Mansooreh Karami, Kai Shu, Michelle V. Mancenido, Huan Liu
With social media being a major force in information consumption, accelerated propagation of fake news has presented new challenges for platforms to distinguish between legitimate and fake news.
1 code implementation • ACL 2021 • Lu Cheng, Ahmadreza Mosallanezhad, Yasin Silva, Deborah Hall, Huan Liu
The element of repetition in cyberbullying behavior has directed recent computational studies toward detecting cyberbullying based on a social media session.
no code implementations • 25 Apr 2021 • Lu Cheng, Ahmadreza Mosallanezhad, Paras Sheth, Huan Liu
The goal of this survey is to bring forefront the potentials and promises of CL for SRAI.
1 code implementation • 11 Dec 2020 • Daniel Khashabi, Arman Cohan, Siamak Shakeri, Pedram Hosseini, Pouya Pezeshkpour, Malihe Alikhani, Moin Aminnaseri, Marzieh Bitaab, Faeze Brahman, Sarik Ghazarian, Mozhdeh Gheini, Arman Kabiri, Rabeeh Karimi Mahabadi, Omid Memarrast, Ahmadreza Mosallanezhad, Erfan Noury, Shahab Raji, Mohammad Sadegh Rasooli, Sepideh Sadeghi, Erfan Sadeqi Azer, Niloofar Safi Samghabadi, Mahsa Shafaei, Saber Sheybani, Ali Tazarv, Yadollah Yaghoobzadeh
Despite the progress made in recent years in addressing natural language understanding (NLU) challenges, the majority of this progress remains to be concentrated on resource-rich languages like English.
1 code implementation • 10 Dec 2020 • Mansooreh Karami, Ahmadreza Mosallanezhad, Michelle V Mancenido, Huan Liu
Neural network-based embeddings have been the mainstream approach for creating a vector representation of the text to capture lexical and semantic similarities and dissimilarities.
no code implementations • 30 Oct 2020 • Ahmadreza Mosallanezhad, Kai Shu, Huan Liu
In this paper, we consider realistic news as news that cannot be easily detected by a fake news classifier.
no code implementations • 30 Sep 2020 • Ahmadreza Mosallanezhad, Yasin N. Silva, Michelle V. Mancenido, Huan Liu
Face images are rich data items that are useful and can easily be collected in many applications, such as in 1-to-1 face verification tasks in the domain of security and surveillance systems.
no code implementations • 22 Nov 2019 • Ghazaleh Beigi, Ahmadreza Mosallanezhad, Ruocheng Guo, Hamidreza Alvari, Alexander Nou, Huan Liu
The attacker seeks to infer users' private-attribute information according to their items list and recommendations.
no code implementations • IJCNLP 2019 • Ahmadreza Mosallanezhad, Ghazaleh Beigi, Huan Liu
Experiments show the effectiveness of this approach in terms of preserving both privacy and utility.