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Identifying the veracity of a news article is an interesting problem while automating this process can be a challenging task. Detection of a news article as fake is still an open question as it is contingent on many factors which the…

Computation and Language · Computer Science 2017-12-12 Gaurav Bhatt , Aman Sharma , Shivam Sharma , Ankush Nagpal , Balasubramanian Raman , Ankush Mittal

Stance classification determines the attitude, or stance, in a (typically short) text. The task has powerful applications, such as the detection of fake news or the automatic extraction of attitudes toward entities or events in the media.…

Computation and Language · Computer Science 2017-09-15 Ahmet Aker , Leon Derczynski , Kalina Bontcheva

Stance classification aims to identify, for a particular issue under discussion, whether the speaker or author of a conversational turn has Pro (Favor) or Con (Against) stance on the issue. Detecting stance in tweets is a new task proposed…

Computation and Language · Computer Science 2018-01-29 Amita Misra , Brian Ecker , Theodore Handleman , Nicolas Hahn , Marilyn Walker

Online forums and social media platforms are increasingly being used to discuss topics of varying polarities where different people take different stances. Several methodologies for automatic stance detection from text have been proposed in…

Computation and Language · Computer Science 2020-07-14 Shalmoli Ghosh , Prajwal Singhania , Siddharth Singh , Koustav Rudra , Saptarshi Ghosh

The evolution of electronic media is a mixed blessing. Due to the easy access, low cost, and faster reach of the information, people search out and devour news from online social networks. In contrast, the increasing acceptance of social…

Artificial Intelligence · Computer Science 2021-05-24 Hema Karande , Rahee Walambe , Victor Benjamin , Ketan Kotecha , T. S. Raghu

Stance detection in fake news is an important component in news veracity assessment because this process helps fact-checking by understanding stance to a central claim from different information sources. The Fake News Challenge Stage 1…

Computation and Language · Computer Science 2019-09-27 Wenjun Liao , Chenghua Lin

Stance detection models may tend to rely on dataset bias in the text part as a shortcut and thus fail to sufficiently learn the interaction between the targets and texts. Recent debiasing methods usually treated features learned by small…

Computation and Language · Computer Science 2022-12-21 Jianhua Yuan , Yanyan Zhao , Bing Qin

Many real-world classification problems are cost-sensitive in nature, such that the misclassification costs vary between data instances. Cost-sensitive learning adapts classification algorithms to account for differences in…

Machine Learning · Computer Science 2023-01-05 Natalie Lawrance , Marie-Anne Guerry , George Petrides

The diffusion of rumors on microblogs generally follows a propagation tree structure, that provides valuable clues on how an original message is transmitted and responded by users over time. Recent studies reveal that rumor detection and…

Computation and Language · Computer Science 2022-04-28 Ruichao Yang , Jing Ma , Hongzhan Lin , Wei Gao

In hierarchical text classification, we perform a sequence of inference steps to predict the category of a document from top to bottom of a given class taxonomy. Most of the studies have focused on developing novels neural network…

Computation and Language · Computer Science 2020-05-25 Kervy Rivas Rojas , Gina Bustamante , Arturo Oncevay , Marco A. Sobrevilla Cabezudo

Even for domain experts, it is a non-trivial task to verify a scientific claim by providing supporting or refuting evidence rationales. The situation worsens as misinformation is proliferated on social media or news websites, manually or…

Computation and Language · Computer Science 2025-05-19 Xiangci Li , Gully Burns , Nanyun Peng

Detecting latent structure within a dataset is a crucial step in performing analysis of a dataset. However, existing state-of-the-art techniques for subclass discovery are limited: either they are limited to detecting very small numbers of…

Machine Learning · Computer Science 2021-11-09 Patrick Kage , Pavlos Andreadis

Binary classification is a task that involves the classification of data into one of two distinct classes. It is widely utilized in various fields. However, conventional classifiers tend to make overconfident predictions for data that…

Machine Learning · Computer Science 2025-03-13 Shoma Yokura , Akihisa Ichiki

Stance detection concerns the classification of a writer's viewpoint towards a target. There are different task variants, e.g., stance of a tweet vs. a full article, or stance with respect to a claim vs. an (implicit) topic. Moreover, task…

Computation and Language · Computer Science 2021-09-14 Momchil Hardalov , Arnav Arora , Preslav Nakov , Isabelle Augenstein

The proliferation of misinformation, such as rumors on social media, has drawn significant attention, prompting various expressions of stance among users. Although rumor detection and stance detection are distinct tasks, they can complement…

Computation and Language · Computer Science 2025-02-14 Ruichao Yang , Jing Ma , Wei Gao , Hongzhan Lin

Fake news, misinformation, and unverifiable facts on social media platforms propagate disharmony and affect society, especially when dealing with an epidemic like COVID-19. The task of Fake News Detection aims to tackle the effects of such…

Computation and Language · Computer Science 2021-12-14 Mrinal Rawat , Diptesh Kanojia

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…

Computation and Language · Computer Science 2024-12-13 Guy Barel , Oren Tsur , Dan Vilenchik

Stance detection is a crucial NLP task with numerous applications in social science, from analyzing online discussions to assessing political campaigns. This paper investigates the optimal way to incorporate metadata into a political stance…

Computation and Language · Computer Science 2024-09-24 Stanley Cao , Felix Drinkall

With the current shift in the mass media landscape from journalistic rigor to social media, personalized social media is becoming the new norm. Although the digitalization progress of the media brings many advantages, it also increases the…

Computation and Language · Computer Science 2023-04-18 Ciprian-Octavian Truică , Elena-Simona Apostol

Stance detection is commonly defined as the automatic process of determining the positions of text producers, towards a target. In this paper, we define a research problem closely related to stance detection, namely, stance quantification,…

Computation and Language · Computer Science 2021-12-28 Dilek Küçük