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Graph-based semi-supervised learning is a fundamental machine learning problem, and has been well studied. Most studies focus on homogeneous networks (e.g. citation network, friend network). In the present paper, we propose the…

Social and Information Networks · Computer Science 2018-07-10 Cheng Ju , James Li , Bram Wasti , Shengbo Guo

Large-scale dissemination of disinformation online intended to mislead or deceive the general population is a major societal problem. Rapid progression in image, video, and natural language generative models has only exacerbated this…

Artificial Intelligence · Computer Science 2022-05-27 Reuben Tan , Bryan A. Plummer , Kate Saenko

Media news are making a large part of public opinion and, therefore, must not be fake. News on web sites, blogs, and social media must be analyzed before being published. In this paper, we present linguistic characteristics of media news…

Computation and Language · Computer Science 2022-11-29 Sandhya Aneja , Nagender Aneja , Ponnurangam Kumaraguru

Recent studies show that Graph Neural Networks(GNNs) are vulnerable and easily fooled by small perturbations, which has raised considerable concerns for adapting GNNs in various safety-critical applications. In this work, we focus on the…

Machine Learning · Computer Science 2022-11-16 Zhihao Zhu , Chenwang Wu , Min Zhou , Hao Liao , Defu Lian , Enhong Chen

Fake news and misinformation spread rapidly on the Internet. How to identify it and how to interpret the identification results have become important issues. In this paper, we propose a Dual Co-Attention Network (Dual-CAN) for fake news…

Computation and Language · Computer Science 2023-02-08 Sin-Han Yang , Chung-Chi Chen , Hen-Hsen Huang , Hsin-Hsi Chen

We propose the hierarchical recursive neural network (HERO) to predict fake news by learning its linguistic style, which is distinguishable from the truth, as psychological theories reveal. We first generate the hierarchical linguistic tree…

Computation and Language · Computer Science 2023-01-10 Xinyi Zhou , Jiayu Li , Qinzhou Li , Reza Zafarani

The increasing popularity of social media promotes the proliferation of fake news. With the development of multimedia technology, fake news attempts to utilize multimedia contents with images or videos to attract and mislead readers for…

Multimedia · Computer Science 2019-08-14 Peng Qi , Juan Cao , Tianyun Yang , Junbo Guo , Jintao Li

Recently, deep neural network models for graph-structured data have been demonstrating to be influential in recommendation systems. Graph Neural Network (GNN), which can generate high-quality embeddings by capturing graph-structured…

Social and Information Networks · Computer Science 2021-03-11 Ziheng Duan , Yueyang Wang , Weihao Ye , Zixuan Feng , Qilin Fan , Xiuhua Li

In the fast-paced and volatile financial markets, accurately predicting stock movements based on financial news is critical for investors and analysts. Traditional models often struggle to capture the intricate and dynamic relationships…

Machine Learning · Computer Science 2024-09-04 Anoushka Harit , Zhongtian Sun , Jongmin Yu , Noura Al Moubayed

Heterogeneous Graph Neural Networks (HGNNs) are a class of deep learning models designed specifically for heterogeneous graphs, which are graphs that contain different types of nodes and edges. This paper investigates the application of…

Machine Learning · Computer Science 2024-05-13 Zhen Hao Wong , Hansi Yang , Xiaoyi Fu , Quanming Yao

Existing deep learning methods of video recognition usually require a large number of labeled videos for training. But for a new task, videos are often unlabeled and it is also time-consuming and labor-intensive to annotate them. Instead of…

Computer Vision and Pattern Recognition · Computer Science 2018-05-14 Feiwu Yu , Xinxiao Wu , Yuchao Sun , Lixin Duan

Massive dissemination of fake news and its potential to erode democracy has increased the demand for accurate fake news detection. Recent advancements in this area have proposed novel techniques that aim to detect fake news by exploring how…

Computation and Language · Computer Science 2020-09-18 Xinyi Zhou , Atishay Jain , Vir V. Phoha , Reza Zafarani

Online fake news profoundly distorts public judgment and erodes trust in social platforms. While existing detectors achieve competitive performance on benchmark datasets, they remain notably vulnerable to malicious comments designed…

Machine Learning · Computer Science 2026-02-06 Zhao Tong , Chunlin Gong , Yimeng Gu , Haichao Shi , Qiang Liu , Shu Wu , Xiao-Yu Zhang

Mining Electronic Health Records (EHRs) becomes a promising topic because of the rich information they contain. By learning from EHRs, machine learning models can be built to help human experts to make medical decisions and thus improve…

Machine Learning · Computer Science 2021-01-19 Zheng Liu , Xiaohan Li , Hao Peng , Lifang He , Philip S. Yu

The heterogeneous information network (HIN), which contains rich semantics depicted by meta-paths, has emerged as a potent tool for mitigating data sparsity in recommender systems. Existing HIN-based recommender systems operate under the…

Machine Learning · Computer Science 2024-02-29 Bo Yan , Yang Cao , Haoyu Wang , Wenchuan Yang , Junping Du , Chuan Shi

Fake news detection is a very prominent and essential task in the field of journalism. This challenging problem is seen so far in the field of politics, but it could be even more challenging when it is to be determined in the multi-domain…

Computation and Language · Computer Science 2021-01-14 Tanik Saikh , Arkadipta De , Asif Ekbal , Pushpak Bhattacharyya

Explainable fake news detection aims to assess the veracity of news claims while providing human-friendly explanations. Existing methods incorporating investigative journalism are often inefficient and struggle with breaking news. Recent…

Computation and Language · Computer Science 2026-04-09 Bo Wang , Jing Ma , Hongzhan Lin , Zhiwei Yang , Ruichao Yang , Yuan Tian , Yi Chang

In multi-robot collaborative area search, a key challenge is to dynamically balance the two objectives of exploring unknown areas and covering specific targets to be rescued. Existing methods are often constrained by homogeneous graph…

Robotics · Computer Science 2026-01-08 Lina Zhu , Jiyu Cheng , Yuehu Liu , Wei Zhang

Anomaly detection is a critical challenge across various research domains, aiming to identify instances that deviate from normal data distributions. This paper explores the application of Generative Adversarial Networks (GANs) in fraud…

Machine Learning · Computer Science 2024-02-16 Mengran Zhu , Yulu Gong , Yafei Xiang , Hanyi Yu , Shuning Huo

Fake News Detection has been a challenging problem in the field of Machine Learning. Researchers have approached it via several techniques using old Statistical Classification models and modern Deep Learning. Today, with the growing amount…

Computation and Language · Computer Science 2022-06-29 Lovedeep Singh