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Social media systems allow Internet users a congenial platform to freely express their thoughts and opinions. Although this property represents incredible and unique communication opportunities, it also brings along important challenges.…

Social and Information Networks · Computer Science 2016-03-25 Leandro Silva , Mainack Mondal , Denzil Correa , Fabricio Benevenuto , Ingmar Weber

Counterspeech offers a non-repressive approach to moderate hate speech in online communities. Research has examined how counterspeech chatbots restrain hate speakers and support targets, but their impact on bystanders remains unclear.…

Human-Computer Interaction · Computer Science 2026-04-23 Mengyao Wang , Shuai Ma , Nuo Li , Peng Zhang , Chenxin Li , Ning Gu , Tun Lu

Detecting toxic language including sexism, harassment and abusive behaviour, remains a critical challenge, particularly in its subtle and context-dependent forms. Existing approaches largely focus on isolated message-level classification,…

Hateful content online is often expressed using fact-like, not necessarily correct information, especially in coordinated online harassment campaigns and extremist propaganda. Failing to jointly address hate speech (HS) and misinformation…

Computation and Language · Computer Science 2026-03-27 Nicolás Benjamín Ocampo , Tommaso Caselli , Davide Ceolin

The widespread use of social media necessitates reliable and efficient detection of offensive content to mitigate harmful effects. Although sophisticated models perform well on individual datasets, they often fail to generalize due to…

Computation and Language · Computer Science 2024-10-08 Huy Nghiem , Hal Daumé

Hate speech is commonly defined as any communication that disparages a target group of people based on some characteristic such as race, colour, ethnicity, gender, sexual orientation, nationality, religion, or other characteristic. Due to…

Computation and Language · Computer Science 2018-09-13 Ona de Gibert , Naiara Perez , Aitor García-Pablos , Montse Cuadros

Counterfactual explanations (CEs) are a powerful means for understanding how decisions made by algorithms can be changed. Researchers have proposed a number of desiderata that CEs should meet to be practically useful, such as requiring…

Machine Learning · Computer Science 2022-09-26 Marco Virgolin , Saverio Fracaros

This paper introduces a method for detecting inappropriately targeting language in online conversations by integrating crowd and expert annotations with ChatGPT. We focus on English conversation threads from Reddit, examining comments that…

Computation and Language · Computer Science 2025-05-23 Baran Barbarestani , Isa Maks , Piek Vossen

The internet has become a hotspot for hate speech (HS), threatening societal harmony and individual well-being. While automatic detection methods perform well in identifying explicit hate speech (ex-HS), they struggle with more subtle…

Computation and Language · Computer Science 2025-06-06 Lu Wei , Liangzhi Li , Tong Xiang , Xiao Liu , Noa Garcia

The digital age has expanded social media and online forums, allowing free expression for nearly 45% of the global population. Yet, it has also fueled online harassment, bullying, and harmful behaviors like hate speech and toxic comments…

Computation and Language · Computer Science 2026-03-12 Vuong M. Ngo , Cach N. Dang , Kien V. Nguyen , Mark Roantree

Social media platforms are critical spaces for public discourse, shaping opinions and community dynamics, yet their widespread use has amplified harmful content, particularly hate speech, threatening online safety and inclusivity. While…

Computation and Language · Computer Science 2025-06-11 Muhammad Usman , Muhammad Ahmad , M. Shahiki Tash , Irina Gelbukh , Rolando Quintero Tellez , Grigori Sidorov

Online hate speech poses a serious threat to individual well-being and societal cohesion. A promising solution to curb online hate speech is counterspeech. Counterspeech is aimed at encouraging users to reconsider hateful posts by direct…

Social and Information Networks · Computer Science 2024-11-26 Dominik Bär , Abdurahman Maarouf , Stefan Feuerriegel

In recent years, the increasing propagation of hate speech on social media and the urgent need for effective counter-measures have drawn significant investment from governments, companies, and researchers. A large number of methods have…

Computation and Language · Computer Science 2018-10-26 Ziqi Zhang , Lei Luo

Cyberbullying is a pervasive problem in online communities. To identify cyberbullying cases in large-scale social networks, content moderators depend on machine learning classifiers for automatic cyberbullying detection. However, existing…

Social and Information Networks · Computer Science 2020-04-07 Caleb Ziems , Ymir Vigfusson , Fred Morstatter

Social media platforms, despite their value in promoting open discourse, are often exploited to spread harmful content. Current deep learning and natural language processing models used for detecting this harmful content overly rely on…

Computation and Language · Computer Science 2023-12-12 Paras Sheth , Tharindu Kumarage , Raha Moraffah , Aman Chadha , Huan Liu

Empathetic Conversational Systems (ECS) are built to respond empathetically to the user's emotions and sentiments, regardless of the application domain. Current ECS studies evaluation approaches are restricted to offline evaluation…

Computation and Language · Computer Science 2024-07-29 Aravind Sesagiri Raamkumar , Siyuan Brandon Loh

Hate speech frequently appears on social media platforms and urgently needs to be effectively controlled. Alleviating the bias caused by hate speech can help resolve various ethical issues. Although existing research has constructed several…

Computation and Language · Computer Science 2025-08-27 Hongyan Wu , Zhengming Chen , Zijian Li , Nankai Lin , Lianxi Wang , Shengyi Jiang , Aimin Yang

Hateful memes are an emerging method of spreading hate on the internet, relying on both images and text to convey a hateful message. We take an interpretable approach to hateful meme detection, using machine learning and simple heuristics…

Machine Learning · Computer Science 2021-08-24 Tanvi Deshpande , Nitya Mani

The advent of social media has given rise to numerous ethical challenges, with hate speech among the most significant concerns. Researchers are attempting to tackle this problem by leveraging hate-speech detection and employing language…

Computation and Language · Computer Science 2023-05-31 Pranath Reddy Kumbam , Sohaib Uddin Syed , Prashanth Thamminedi , Suhas Harish , Ian Perera , Bonnie J. Dorr

The rise of emergence of social media platforms has fundamentally altered how people communicate, and among the results of these developments is an increase in online use of abusive content. Therefore, automatically detecting this content…

Computation and Language · Computer Science 2023-02-20 Khouloud Mnassri , Praboda Rajapaksha , Reza Farahbakhsh , Noel Crespi