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Rumor spreaders are increasingly utilizing multimedia content to attract the attention and trust of news consumers. Though quite a few rumor detection models have exploited the multi-modal data, they seldom consider the inconsistent…

Machine Learning · Computer Science 2023-06-21 Mengzhu Sun , Xi Zhang , Jianqiang Ma , Sihong Xie , Yazheng Liu , Philip S. Yu

Few-shot Multi-label Intent Detection (MID) is crucial for dialogue systems, aiming to detect multiple intents of utterances in low-resource dialogue domains. Previous studies focus on a two-stage pipeline. They first learn representations…

Computation and Language · Computer Science 2025-10-10 Shiman Zhao , Shangyuan Li , Wei Chen , Tengjiao Wang , Jiahui Yao , Jiabin Zheng , Kam Fai Wong

The scarcity and class imbalance of training data are known issues in current rumor detection tasks. We propose a straight-forward and general-purpose data augmentation technique which is beneficial to early rumor detection relying on event…

Computation and Language · Computer Science 2019-07-17 Sooji Han , Jie Gao , Fabio Ciravegna

Massive rumors usually appear along with breaking news or trending topics, seriously hindering the truth. Existing rumor detection methods are mostly focused on the same domain, and thus have poor performance in cross-domain scenarios due…

Social and Information Networks · Computer Science 2023-03-22 Hongyan Ran , Caiyan Jia

Online social networks provide a convenient platform for the spread of rumors, which could lead to serious aftermaths such as economic losses and public panic. The classical rumor blocking problem aims to launch a set of nodes as a positive…

Social and Information Networks · Computer Science 2020-11-02 Jianxiong Guo , Tiantian Chen , Weili Wu

Rumours have existed for a long time and have been known for serious consequences. The rapid growth of social media platforms has multiplied the negative impact of rumours; it thus becomes important to early detect them. Many methods have…

Social and Information Networks · Computer Science 2019-05-09 Tien Huu Do , Xiao Luo , Duc Minh Nguyen , Nikos Deligiannis

Online Social Media (OSM) platforms such as Twitter, Facebook are extensively exploited by the users of these platforms for spreading the (mis)information to a large audience effortlessly at a rapid pace. It has been observed that the…

Artificial Intelligence · Computer Science 2021-07-07 Shakshi Sharma , Rajesh Sharma

In many review classification applications, a fine-grained analysis of the reviews is desirable, because different segments (e.g., sentences) of a review may focus on different aspects of the entity in question. However, training supervised…

Machine Learning · Computer Science 2019-10-02 Giannis Karamanolakis , Daniel Hsu , Luis Gravano

In the absence of an authoritative statement about a rumor, people may expose the truth behind such rumor through their responses on social media. Most rumor detection methods aggregate the information of all the responses and have made…

Social and Information Networks · Computer Science 2023-06-22 Jun Li , Yi Bin , Liang Peng , Yang Yang , Yangyang Li , Hao Jin , Zi Huang

Recently a lot of progress has been made in rumor modeling and rumor detection for micro-blogging streams. However, existing automated methods do not perform very well for early rumor detection, which is crucial in many settings, e.g., in…

Social and Information Networks · Computer Science 2024-04-10 Tu Nguyen , Cheng Li , Claudia Niederée

With social media becoming ubiquitous, information consumption from this media has also increased. However, one of the serious problems that have emerged with this increase, is the propagation of rumors. Therefore, rumor identification is a…

Social and Information Networks · Computer Science 2020-07-23 Mingxuan Chen , Ning Wang , K. P. Subbalakshmi

The rapid spread of information and rumors through social media platforms, especially in group settings, motivates the need for more sophisticated models of rumor propagation. Traditional pairwise models do not account for group…

Physics and Society · Physics 2025-04-29 Kleber A. Oliveira , Pietro Traversa , Guilherme Ferraz de Arruda , Yamir Moreno

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

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

A crucial aspect of a rumor detection model is its ability to generalize, particularly its ability to detect emerging, previously unknown rumors. Past research has indicated that content-based (i.e., using solely source posts as input)…

Computation and Language · Computer Science 2024-03-26 Yida Mu , Xingyi Song , Kalina Bontcheva , Nikolaos Aletras

Multiple Instance Learning is the predominant method for Whole Slide Image classification in digital pathology, enabling the use of slide-level labels to supervise model training. Although MIL eliminates the tedious fine-grained annotation…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Chen Shu , Boyu Fu , Yiman Li , Ting Yin , Wenchuan Zhang , Jie Chen , Yuhao Yi , Hong Bu

Social media has been developing rapidly in public due to its nature of spreading new information, which leads to rumors being circulated. Meanwhile, detecting rumors from such massive information in social media is becoming an arduous…

Social and Information Networks · Computer Science 2020-01-20 Tian Bian , Xi Xiao , Tingyang Xu , Peilin Zhao , Wenbing Huang , Yu Rong , Junzhou Huang

A new random forest based model for solving the Multiple Instance Learning (MIL) problem under small tabular data, called Soft Tree Ensemble MIL (STE-MIL), is proposed. A new type of soft decision trees is considered, which is similar to…

Machine Learning · Computer Science 2023-02-14 Andrei V. Konstantinov , Lev V. Utkin

Since the introduction of the SemEval 2020 Task 11 (Martino et al., 2020a), several approaches have been proposed in the literature for classifying propaganda based on the rhetorical techniques used to influence readers. These methods,…

Computation and Language · Computer Science 2023-06-01 Anni Chen , Bhuwan Dhingra

Stance detection, as the task of determining the viewpoint of a social media post towards a target as 'favor' or 'against', has been understudied in the challenging yet realistic scenario where there is limited labeled data for a certain…

Computation and Language · Computer Science 2024-03-11 Parisa Jamadi Khiabani , Arkaitz Zubiaga