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Diverse promising datasets have been designed to hold back the development of fake audio detection, such as ASVspoof databases. However, previous datasets ignore an attacking situation, in which the hacker hides some small fake clips in…

Sound · Computer Science 2023-12-19 Jiangyan Yi , Ye Bai , Jianhua Tao , Haoxin Ma , Zhengkun Tian , Chenglong Wang , Tao Wang , Ruibo Fu

Rumor detection has become an emerging and active research field in recent years. At the core is to model the rumor characteristics inherent in rich information, such as propagation patterns in social network and semantic patterns in post…

Social and Information Networks · Computer Science 2022-04-20 Yuan Gao , Xiang Wang , Xiangnan He , Huamin Feng , Yongdong Zhang

Implicit feedback is central to modern recommender systems but is inherently noisy, often impairing model training and degrading user experience. At scale, such noise can mislead learning processes, reducing both recommendation accuracy and…

Information Retrieval · Computer Science 2025-10-13 Ze Liu , Xianquan Wang , Shuochen Liu , Jie Ma , Huibo Xu , Yupeng Han , Kai Zhang , Jun Zhou

We introduce HTAD, a novel model for diagnosis prediction using Electronic Health Records (EHR) represented as Heterogeneous Information Networks. Recent studies on modeling EHR have shown success in automatically learning representations…

Machine Learning · Computer Science 2019-12-24 Anahita Hosseini , Tyler Davis , Majid Sarrafzadeh

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

Recently, online social media has become a primary source for new information and misinformation or rumours. In the absence of an automatic rumour detection system the propagation of rumours has increased manifold leading to serious…

Computation and Language · Computer Science 2022-12-21 Shaswat Patel , Prince Bansal , Preeti Kaur

We develop a new edge detection algorithm that tackles two important issues in this long-standing vision problem: (1) holistic image training and prediction; and (2) multi-scale and multi-level feature learning. Our proposed method,…

Computer Vision and Pattern Recognition · Computer Science 2015-10-06 Saining Xie , Zhuowen Tu

Social media platforms have been used for information and news gathering, and they are very valuable in many applications. However, they also lead to the spreading of rumors and fake news. Many efforts have been taken to detect and debunk…

Information Retrieval · Computer Science 2019-11-19 Quanzhi Li , Qiong Zhang , Luo Si , Yingchi Liu

Spoken dialogue systems powered by large language models have demonstrated remarkable abilities in understanding human speech and generating appropriate spoken responses. However, these systems struggle with end-turn detection (ETD) -- the…

Computation and Language · Computer Science 2026-04-22 Hyunjong Ok , Suho Yoo , Jaeho Lee

Brains construct not only "first-order" representations of the environment but also "higher-order" representations about those representations -- including higher-order uncertainty estimates that guide learning and adaptive behavior.…

Machine Learning · Computer Science 2026-04-15 Hojjat Azimi Asrari , Megan A. K. Peters

The development of social media platforms has revolutionized the speed and manner in which information is disseminated, leading to both beneficial and detrimental effects on society. While these platforms facilitate rapid communication,…

Social and Information Networks · Computer Science 2025-03-04 Liu Yan , Liu Yunpeng , Zhao Liang

The widespread of fake news and misinformation in various domains ranging from politics, economics to public health has posed an urgent need to automatically fact-check information. A recent trend in fake news detection is to utilize…

Artificial Intelligence · Computer Science 2021-02-05 Nguyen Vo , Kyumin Lee

With the rapid development of mobile Internet technology and the widespread use of mobile devices, it becomes much easier for people to express their opinions on social media. The openness and convenience of social media platforms provide a…

Social and Information Networks · Computer Science 2020-06-11 Qi Huang , Junshuai Yu , Jia Wu , Bin Wang

Spoken named entity recognition (NER) aims to identify named entities from speech, playing an important role in speech processing. New named entities appear every day, however, annotating their Spoken NER data is costly. In this paper, we…

Computation and Language · Computer Science 2024-12-30 Jiawei Yu , Xiang Geng , Yuang Li , Mengxin Ren , Wei Tang , Jiahuan Li , Zhibin Lan , Min Zhang , Hao Yang , Shujian Huang , Jinsong Su

We present HUDD, a tool that supports safety analysis practices for systems enabled by Deep Neural Networks (DNNs) by automatically identifying the root causes for DNN errors and retraining the DNN. HUDD stands for Heatmap-based…

Software Engineering · Computer Science 2022-10-18 Hazem Fahmy , Fabrizio Pastore , Lionel Briand

Audio Event Detection (AED) aims to recognize sounds within audio and video recordings. AED employs machine learning algorithms commonly trained and tested on annotated datasets. However, available datasets are limited in number of samples…

False rumors are known to have detrimental effects on society. To prevent the spread of false rumors, social media platforms such as Twitter must detect them early. In this work, we develop a novel probabilistic mixture model that…

Social and Information Networks · Computer Science 2022-04-05 Christof Naumzik , Stefan Feuerriegel

Detection of common events and scenes from audio is useful for extracting and understanding human contexts in daily life. Prior studies have shown that leveraging knowledge from a relevant domain is beneficial for a target acoustic event…

Pioneer researches recognize evidences as crucial elements in fake news detection apart from patterns. Existing evidence-aware methods either require laborious pre-processing procedures to assure relevant and high-quality evidence data, or…

Information Retrieval · Computer Science 2024-07-12 Yuzhou Yang , Yangming Zhou , Qichao Ying , Zhenxing Qian , Xinpeng Zhang

Since open social platforms allow for a large and continuous flow of unverified information, rumors can emerge unexpectedly and spread quickly. However, existing rumor detection (RD) models often assume the same training and testing…

Computation and Language · Computer Science 2022-09-12 Yuhui Zuo , Wei Zhu , Guoyong Cai