no code implementations • EMNLP (ACL) 2021 • Silviu Oprea, Steven Wilson, Walid Magdy
We introduce Chandler, a system that generates sarcastic responses to a given utterance.
1 code implementation • OSACT (LREC) 2022 • Amr Keleg, Walid Magdy
The Qur’an QA 2022 shared task aims at assessing the possibility of building systems that can extract answers to religious questions given relevant passages from the Holy Qur’an.
no code implementations • EMNLP (insights) 2020 • Steven Wilson, Walid Magdy, Barbara McGillivray, Gareth Tyson
Previous work has shown how to effectively use external resources such as dictionaries to improve English-language word embeddings, either by manipulating the training process or by applying post-hoc adjustments to the embedding space.
1 code implementation • SemEval (NAACL) 2022 • Ibrahim Abu Farha, Silviu Vlad Oprea, Steven Wilson, Walid Magdy
Most of the participating teams utilised pre-trained language models.
no code implementations • ACL 2022 • Silviu Vlad Oprea, Steven Wilson, Walid Magdy
Previous sarcasm generation research has focused on how to generate text that people perceive as sarcastic to create more human-like interactions.
1 code implementation • EACL (WANLP) 2021 • Ibrahim Abu Farha, Wajdi Zaghouani, Walid Magdy
This paper provides an overview of the WANLP 2021 shared task on sarcasm and sentiment detection in Arabic.
no code implementations • EACL (WANLP) 2021 • Ibrahim Abu Farha, Walid Magdy
The introduction of transformer-based language models has been a revolutionary step for natural language processing (NLP) research.
no code implementations • EMNLP (NLP+CSS) 2020 • Jinhang Li, Giorgos Longinos, Steven Wilson, Walid Magdy
Emoji are widely used to express emotions and concepts on social media, and prior work has shown that users’ choice of emoji reflects the way that they wish to present themselves to the world.
1 code implementation • 7 Nov 2022 • Sabyasachi Kamila, Walid Magdy, Sourav Dutta, Mingxue Wang
Aspect Based Sentiment Analysis is a dominant research area with potential applications in social media analytics, business, finance, and health.
no code implementations • 23 Aug 2022 • J. A. Meaney, Steven R. Wilson, Luis Chiruzzo, Walid Magdy
Computational humor detection systems rarely model the subjectivity of humor responses, or consider alternative reactions to humor - namely offense.
no code implementations • SEMEVAL 2021 • J. A. Meaney, Steven Wilson, Luis Chiruzzo, Adam Lopez, Walid Magdy
Our subtasks were binary humor detection, prediction of humor and offense ratings, and a novel controversy task: to predict if the variance in the humor ratings was higher than a specific threshold.
no code implementations • 12 May 2021 • Alexander Robertson, Walid Magdy, Sharon Goldwater
Research in sociology and linguistics shows that people use language not only to express their own identity but to understand the identity of others.
no code implementations • 7 May 2021 • Alexander Robertson, Walid Magdy, Sharon Goldwater
Prior work has shown that Twitter users use skin-toned emoji as an act of self-representation to express their racial/ethnic identity.
no code implementations • SEMEVAL 2020 • J. A. Meaney, Steven Wilson, Walid Magdy
The use of pre-trained language models such as BERT and ULMFiT has become increasingly popular in shared tasks, due to their powerful language modelling capabilities.
no code implementations • 14 Jun 2020 • Lucia Lushi Chen, Walid Magdy, Heather Whalley, Maria Wolters
Depression is the leading cause of disability worldwide.
no code implementations • 5 Jun 2020 • Abeer Al-Dayel, Walid Magdy
In addition, this study explores the emerging trends and different applications of stance detection on social media.
no code implementations • 15 May 2020 • Steven R. Wilson, Walid Magdy, Barbara McGillivray, Gareth Tyson
However, it is unclear exactly how activity on this platform relates to larger conversations happening elsewhere on the web, such as discussions on larger, more popular social media platforms.
no code implementations • LREC 2020 • Steven Wilson, Walid Magdy, Barbara McGillivray, Kiran Garimella, Gareth Tyson
The choice of the corpus on which word embeddings are trained can have a sizable effect on the learned representations, the types of analyses that can be performed with them, and their utility as features for machine learning models.
no code implementations • LREC 2020 • Ibrahim Abu Farha, Walid Magdy
Offensive language and hate-speech are phenomena that spread with the rising popularity of social media.
no code implementations • LREC 2020 • Hamdy Mubarak, Kareem Darwish, Walid Magdy, Tamer Elsayed, Hend Al-Khalifa
This paper provides an overview of the offensive language detection shared task at the 4th workshop on Open-Source Arabic Corpora and Processing Tools (OSACT4).
no code implementations • LREC 2020 • Ibrahim Abu Farha, Walid Magdy
Our analysis shows the highly subjective nature of these tasks, which is demonstrated by the shift in sentiment labels based on annotators{'} biases.
no code implementations • 10 Apr 2020 • Silviu Vlad Oprea, Walid Magdy
In this paper we fill this gap by performing a quantitative analysis on the influence of sociocultural variables, including gender, age, country, and English language nativeness, on the effectiveness of sarcastic communication online.
no code implementations • SEMEVAL 2016 • Preslav Nakov, Lluís Màrquez, Alessandro Moschitti, Walid Magdy, Hamdy Mubarak, Abed Alhakim Freihat, James Glass, Bilal Randeree
This paper describes the SemEval--2016 Task 3 on Community Question Answering, which we offered in English and Arabic.
no code implementations • SEMEVAL 2015 • Preslav Nakov, Lluís Màrquez, Walid Magdy, Alessandro Moschitti, James Glass, Bilal Randeree
Community Question Answering (cQA) provides new interesting research directions to the traditional Question Answering (QA) field, e. g., the exploitation of the interaction between users and the structure of related posts.
no code implementations • ACL 2020 • Silviu Oprea, Walid Magdy
We consider the distinction between intended and perceived sarcasm in the context of textual sarcasm detection.
no code implementations • ACL 2019 • Silviu Oprea, Walid Magdy
We investigate the impact of using author context on textual sarcasm detection.
1 code implementation • 8 Aug 2019 • Abeer Aldayel, Walid Magdy
Results show that stance of a user can be detected with multiple signals of user's online activity, including their posts on the topic, the network they interact with or follow, the websites they visit, and the content they like.
no code implementations • 8 Aug 2019 • Abeer Aldayel, Walid Magdy
Stance detection is the task of inferring viewpoint towards a given topic or entity either being supportive or opposing.
no code implementations • WS 2019 • Ibrahim Abu Farha, Walid Magdy
Sentiment analysis (SA) is one of the most useful natural language processing applications.
Ranked #1 on
Sentiment Analysis
on ASTD
no code implementations • WS 2019 • Bushra Algotiml, AbdelRahim Elmadany, Walid Magdy
Speech acts are the actions that a speaker intends when performing an utterance within conversations.
no code implementations • WS 2017 • Hamdy Mubarak, Kareem Darwish, Walid Magdy
We expand the list of obscene words using this classification, and we report results on a newly created dataset of classified Arabic tweets (obscene, offensive, and clean).
no code implementations • SEMEVAL 2015 • Massimo Nicosia, Simone Filice, Alberto Barr{\'o}n-Cede{\~n}o, Iman Saleh, Hamdy Mubarak, Wei Gao, Preslav Nakov, Giovanni Da San Martino, Aless Moschitti, ro, Kareem Darwish, Llu{\'\i}s M{\`a}rquez, Shafiq Joty, Walid Magdy