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Matrix factorization is one of the most efficient approaches in recommender systems. However, such algorithms, which rely on the interactions between users and items, perform poorly for "cold-users" (users with little history of such…

信息检索 · 计算机科学 2018-05-18 ThaiBinh Nguyen , Atsuhiro Takasu

For better user satisfaction and business effectiveness, more and more attention has been paid to the sequence-based recommendation system, which is used to infer the evolution of users' dynamic preferences, and recent studies have noticed…

信息检索 · 计算机科学 2021-07-15 Zhi Bian , Shaojun Zhou , Hao Fu , Qihong Yang , Zhenqi Sun , Junjie Tang , Guiquan Liu , Kaikui Liu , Xiaolong Li

We study the problem of profiling news media on the Web with respect to their factuality of reporting and bias. This is an important but under-studied problem related to disinformation and "fake news" detection, but it addresses the issue…

机器学习 · 计算机科学 2022-11-11 Panayot Panayotov , Utsav Shukla , Husrev Taha Sencar , Mohamed Nabeel , Preslav Nakov

As more and more internet users post images online to express their daily emotions, image sentiment analysis has attracted increasing attention. Recently, researchers generally tend to design different neural networks to extract visual…

计算机视觉与模式识别 · 计算机科学 2025-02-24 Bin Feng , Shulan Ruan , Mingzheng Yang , Dongxuan Han , Huijie Liu , Kai Zhang , Qi Liu

Named Entity Recognition (NER) from social media posts is a challenging task. User generated content that forms the nature of social media, is noisy and contains grammatical and linguistic errors. This noisy content makes it much harder for…

计算与语言 · 计算机科学 2021-09-16 Meysam Asgari-Chenaghlu , M. Reza Feizi-Derakhshi , Leili Farzinvash , M. A. Balafar , Cina Motamed

To defend against fake news, researchers have developed various methods based on texts. These methods can be grouped as 1) pattern-based methods, which focus on shared patterns among fake news posts rather than the claim itself; and 2)…

计算与语言 · 计算机科学 2021-09-24 Qiang Sheng , Xueyao Zhang , Juan Cao , Lei Zhong

In today's technologically driven world, the rapid spread of fake news, particularly during critical events like elections, poses a growing threat to the integrity of information. To tackle this challenge head-on, we introduce FakeWatch, a…

Social media platforms enable the rapid dissemination and consumption of information. However, users instantly consume such content regardless of the reliability of the shared data. Consequently, the latter crowdsourcing model is exposed to…

Automatic news recommendation has gained much attention from the academic community and industry. Recent studies reveal that the key to this task lies within the effective representation learning of both news and users. Existing works…

计算与语言 · 计算机科学 2021-09-21 Zhiming Mao , Xingshan Zeng , Kam-Fai Wong

Transformer, as a strong and flexible architecture for modelling long-range relations, has been widely explored in vision tasks. However, when used in video inpainting that requires fine-grained representation, existed method still suffers…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Rui Liu , Hanming Deng , Yangyi Huang , Xiaoyu Shi , Lewei Lu , Wenxiu Sun , Xiaogang Wang , Jifeng Dai , Hongsheng Li

While both the data volume and heterogeneity of the digital music content is huge, it has become increasingly important and convenient to build a recommendation or search system to facilitate surfacing these content to the user or consumer…

Previous studies on multimodal fake news detection have observed the mismatch between text and images in the fake news and attempted to explore the consistency of multimodal news based on global features of different modalities. However,…

社会与信息网络 · 计算机科学 2023-11-06 Jun Li , Yi Bin , Jie Zou , Jie Zou , Guoqing Wang , Yang Yang

News has traditionally been well researched, with studies ranging from sentiment analysis to event detection and topic tracking. We extend the focus to two surprisingly under-researched aspects of news: \emph{framing} and \emph{predictive…

计算机与社会 · 计算机科学 2018-02-19 Karthik Sheshadri , Chung-Wei Hang , Munindar Singh

The KNN approach, which is widely used in recommender systems because of its efficiency, robustness and interpretability, is proposed for session-based recommendation recently and outperforms recurrent neural network models. It captures the…

信息检索 · 计算机科学 2018-07-17 Huifeng Guo , Ruiming Tang , Yunming Ye , Feng Liu , Yuzhou Zhang

In the Click-Through Rate (CTR) prediction scenario, user's sequential behaviors are well utilized to capture the user interest in the recent literature. However, despite being extensively studied, these sequential methods still suffer from…

信息检索 · 计算机科学 2021-11-04 Kai Zhang , Hao Qian , Qing Cui , Qi Liu , Longfei Li , Jun Zhou , Jianhui Ma , Enhong Chen

Fake news has become omnipresent in digitalized areas such as social media platforms. While being disseminated online, it also poses a threat to individuals and societies offline, for example, in the context of democratic elections.…

人机交互 · 计算机科学 2021-09-29 Enrico Bunde , Niklas Kühl , Christian Meske

Click-through rate (CTR) prediction, which predicts the probability of a user clicking an ad, is a fundamental task in recommender systems. The emergence of heterogeneous information, such as user profile and behavior sequences, depicts…

The rapid proliferation of the Internet and the widespread adoption of social networks have significantly accelerated information dissemination. However, this transformation has introduced complexities in information capture and processing,…

社会与信息网络 · 计算机科学 2025-03-06 Yuchuan Jiang , Chaolong Jia , Yunyi Qin , Wei Cai , Yongsen Qian

Since fake news poses a serious threat to society and individuals, numerous studies have been brought by considering text, propagation and user profiles. Due to the data collection problem, these methods based on propagation and user…

计算与语言 · 计算机科学 2022-05-31 Yuhang Wang , Li Wang , Yanjie Yang , Yilin Zhang

With social media being a major force in information consumption, accelerated propagation of fake news has presented new challenges for platforms to distinguish between legitimate and fake news. Effective fake news detection is a…

社会与信息网络 · 计算机科学 2022-02-17 Ahmadreza Mosallanezhad , Mansooreh Karami , Kai Shu , Michelle V. Mancenido , Huan Liu