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Social Media has seen a tremendous growth in the last decade and is continuing to grow at a rapid pace. With such adoption, it is increasingly becoming a rich source of data for opinion mining and sentiment analysis. The detection and…

机器学习 · 计算机科学 2019-12-18 Rahul Radhakrishnan Iyer , Jing Chen , Haonan Sun , Keyang Xu

As open-ended human-chatbot interaction becomes commonplace, sensitive content detection gains importance. In this work, we propose a two stage semi-supervised approach to bootstrap large-scale data for automatic sensitive language…

计算与语言 · 计算机科学 2018-12-03 Chandra Khatri , Behnam Hedayatnia , Rahul Goel , Anushree Venkatesh , Raefer Gabriel , Arindam Mandal

Stance detection, which aims to identify public opinion towards specific targets using social media data, is an important yet challenging task. With the increasing number of online debates among social media users, conversational stance…

计算与语言 · 计算机科学 2025-06-24 Yuzhe Ding , Kang He , Bobo Li , Li Zheng , Haijun He , Fei Li , Chong Teng , Donghong Ji

Stance detection seeks to identify the viewpoints of individuals either in favor or against a given target or a controversial topic. Current advanced neural models for stance detection typically employ fully parametric softmax classifiers.…

机器学习 · 计算机科学 2024-06-21 Yinghan Cheng , Qi Zhang , Chongyang Shi , Liang Xiao , Shufeng Hao , Liang Hu

Detecting medical conditions from speech acoustics is fundamentally a weakly-supervised learning problem: a single, often noisy, session-level label must be linked to nuanced patterns within a long, complex audio recording. This task is…

声音 · 计算机科学 2026-04-21 Xingyuan Li , Mengyue Wu

Automated ways to extract stance (denying vs. supporting opinions) from conversations on social media are essential to advance opinion mining research. Recently, there is a renewed excitement in the field as we see new models attempting to…

计算与语言 · 计算机科学 2020-06-30 Ramon Villa-Cox , Sumeet Kumar , Matthew Babcock , Kathleen M. Carley

Semi-supervised dialogue summarization (SSDS) leverages model-generated summaries to reduce reliance on human-labeled data and improve the performance of summarization models. While addressing label noise, previous works on semi-supervised…

计算与语言 · 计算机科学 2024-03-08 Jianfeng He , Hang Su , Jason Cai , Igor Shalyminov , Hwanjun Song , Saab Mansour

The rapid development of social media changes the lifestyle of people and simultaneously provides an ideal place for publishing and disseminating rumors, which severely exacerbates social panic and triggers a crisis of social trust. Early…

计算与语言 · 计算机科学 2021-05-11 Chunyuan Yuan , Wanhui Qian , Qianwen Ma , Wei Zhou , Songlin Hu

Nowadays, Social network sites (SNSs) such as Facebook, Twitter are common places where people show their opinions, sentiments and share information with others. However, some people use SNSs to post abuse and harassment threats in order to…

计算与语言 · 计算机科学 2019-10-15 Thai Binh Nguyen , Quang Minh Nguyen , Thu Hien Nguyen , Ngoc Phuong Pham , The Loc Nguyen , Quoc Truong Do

Previous stance detection studies typically concentrate on evaluating stances within individual instances, thereby exhibiting limitations in effectively modeling multi-party discussions concerning the same specific topic, as naturally…

计算与语言 · 计算机科学 2024-03-22 Fuqiang Niu , Min Yang , Ang Li , Baoquan Zhang , Xiaojiang Peng , Bowen Zhang

Prevention of cyber attacks on the critical network resources has become an important issue as the traditional Intrusion Detection Systems (IDSs) are no longer effective due to the high volume of network traffic and the deceptive patterns…

密码学与安全 · 计算机科学 2020-07-22 Tanmoy Kanti Das , S. Gangopadhyay , Jianying Zhou

Stance detection has been widely studied as the task of determining if a social media post is positive, negative or neutral towards a specific issue, such as support towards vaccines. Research in stance detection has however often been…

计算与语言 · 计算机科学 2024-04-23 Bharathi A , Arkaitz Zubiaga

Stance detection plays a pivotal role in enabling an extensive range of downstream applications, from discourse parsing to tracing the spread of fake news and the denial of scientific facts. While most stance classification models rely on…

计算与语言 · 计算机科学 2024-12-13 Guy Barel , Oren Tsur , Dan Vilenchik

Supervised machine learning often encounters concept drift, where the data distribution changes over time, degrading model performance. Existing drift detection methods focus on identifying these shifts but often overlook the challenge of…

机器学习 · 计算机科学 2024-11-06 Christofer Fellicious , Lorenz Wendlinger , Mario Gancarski , Jelena Mitrovic , Michael Granitzer

Social Media (SM) has become a stage for people to share thoughts, emotions, opinions, and almost every other aspect of their daily lives. This abundance of human interaction makes SM particularly attractive for social sensing. Especially…

社会与信息网络 · 计算机科学 2023-03-31 Zhiwei Zhou , Erick Elejalde

Stance detection is the task of inferring viewpoint towards a given topic or entity either being supportive or opposing. One may express a viewpoint towards a topic by using positive or negative language. This paper examines how the stance…

社会与信息网络 · 计算机科学 2019-08-09 Abeer Aldayel , Walid Magdy

Large Language Models inherit stereotypes from their pretraining data, leading to biased behavior toward certain social groups in many Natural Language Processing tasks, such as hateful speech detection or sentiment analysis. Surprisingly,…

计算与语言 · 计算机科学 2025-10-24 Anthony Dubreuil , Antoine Gourru , Christine Largeron , Amine Trabelsi

Sarcasm Detection has enjoyed great interest from the research community, however the task of predicting sarcasm in a text remains an elusive problem for machines. Past studies mostly make use of twitter datasets collected using hashtag…

机器学习 · 计算机科学 2022-10-17 Rishabh Misra , Prahal Arora

Supervised learning algorithms are heavily reliant on annotated datasets to train machine learning models. However, the curation of the annotated datasets is laborious and time consuming due to the manual effort involved and has become a…

计算与语言 · 计算机科学 2022-09-27 Ramya Tekumalla , Juan M. Banda

Rumour stance classification, defined as classifying the stance of specific social media posts into one of supporting, denying, querying or commenting on an earlier post, is becoming of increasing interest to researchers. While most…