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In today's digital age, fake news has become a major problem that has serious consequences, ranging from social unrest to political upheaval. To address this issue, new methods for detecting and mitigating fake news are required. In this…

人工智能 · 计算机科学 2024-12-03 Ciprian-Octavian Truică , Elena-Simona Apostol , Marius Marogel , Adrian Paschke

Social network alignment shows fundamental importance in a wide spectrum of applications. To the best of our knowledge, existing studies mainly focus on network alignment at the individual user level, requiring abundant common information…

社会与信息网络 · 计算机科学 2022-09-08 Li Sun , Zhongbao Zhang , Jiawei Zhang , Feiyang Wang , Yang Du , Sen Su , Philip S. Yu

Understanding the intertwined contributions of amino acid sequence and spatial structure is essential to explain protein behaviour. Here, we introduce INFUSSE (Integrated Network Framework Unifying Structure and Sequence Embeddings), a deep…

定量方法 · 定量生物学 2025-11-07 Kevin Michalewicz , Mauricio Barahona , Barbara Bravi

Message passing has become the dominant framework in graph representation learning. The essential idea of the message-passing framework is to update node embeddings based on the information aggregated from local neighbours. However, most…

机器学习 · 计算机科学 2024-04-16 Haimin Zhang , Min Xu

The remarkable progress of network embedding has led to state-of-the-art algorithms in recommendation. However, the sparsity of user-item interactions (i.e., explicit preferences) on websites remains a big challenge for predicting users'…

信息检索 · 计算机科学 2019-07-30 Jun Zhao , Zhou Zhou , Ziyu Guan , Wei Zhao , Wei Ning , Guang Qiu , Xiaofei He

Inferring latent attributes of people online is an important social computing task, but requires integrating the many heterogeneous sources of information available on the web. We propose learning individual representations of people using…

社会与信息网络 · 计算机科学 2017-05-15 Jiwei Li , Alan Ritter , Dan Jurafsky

Network embedding is the process of learning low-dimensional representations for nodes in a network, while preserving node features. Existing studies only leverage network structure information and focus on preserving structural features.…

机器学习 · 计算机科学 2019-03-29 Conghui Zheng , Li Pan , Peng Wu

Learning vector representations (aka. embeddings) of users and items lies at the core of modern recommender systems. Ranging from early matrix factorization to recently emerged deep learning based methods, existing efforts typically obtain…

信息检索 · 计算机科学 2020-07-06 Xiang Wang , Xiangnan He , Meng Wang , Fuli Feng , Tat-Seng Chua

Recently, deep neural networks have made remarkable achievements in 3D point cloud classification. However, existing classification methods are mainly implemented on idealized point clouds and suffer heavy degradation of per-formance on…

计算机视觉与模式识别 · 计算机科学 2022-05-06 Guoquan Xu , Hezhi Cao , Yifan Zhang , Jianwei Wan , Ke Xu , Yanxin Ma

The advent of personalized news recommendation has given rise to increasingly complex recommender architectures. Most neural news recommenders rely on user click behavior and typically introduce dedicated user encoders that aggregate the…

信息检索 · 计算机科学 2023-04-07 Andreea Iana , Goran Glavaš , Heiko Paulheim

With the rising number of interconnected devices and sensors, modeling distributed sensor networks is of increasing interest. Recurrent neural networks (RNN) are considered particularly well suited for modeling sensory and streaming data.…

机器学习 · 计算机科学 2017-11-15 Stephan Baier , Sigurd Spieckermann , Volker Tresp

Deep image completion usually fails to harmonically blend the restored image into existing content, especially in the boundary area. This paper handles with this problem from a new perspective of creating a smooth transition and proposes a…

计算机视觉与模式识别 · 计算机科学 2019-04-18 Xin Hong , Pengfei Xiong , Renhe Ji , Haoqiang Fan

Data scarcity and heterogeneity pose significant performance challenges for personalized federated learning, and these challenges are mainly reflected in overfitting and low precision in existing methods. To overcome these challenges, a…

机器学习 · 计算机科学 2023-02-07 Wangzhuo Yang , Bo Chen , Yijun Shen , Jiong Liu , Li Yu

The real-world networks often compose of different types of nodes and edges with rich semantics, widely known as heterogeneous information network (HIN). Heterogeneous network embedding aims to embed nodes into low-dimensional vectors which…

社会与信息网络 · 计算机科学 2020-12-24 Xiaohe Li , Lijie Wen , Chen Qian , Jianmin Wang

Feature interaction is a core ingredient in ranking models for large-scale recommender systems, yet making it both expressive and efficiently scalable remains challenging. Exhaustive pairwise interaction is powerful but incurs quadratic…

信息检索 · 计算机科学 2026-01-27 Kaiyuan Li , Yongxiang Tang , Wenzheng Shu , Yanxiang Zeng , Chao Wang , Yanhua Cheng , Xialong Liu , Peng Jiang

While most network embedding techniques model the relative positions of nodes in a network, recently there has been significant interest in structural embeddings that model node role equivalences, irrespective of their distances to any…

社会与信息网络 · 计算机科学 2021-03-01 Jing Zhu , Xingyu Lu , Mark Heimann , Danai Koutra

Heterogeneous information network has been widely used to alleviate sparsity and cold start problems in recommender systems since it can model rich context information in user-item interactions. Graph neural network is able to encode this…

信息检索 · 计算机科学 2021-06-22 Yifan Wang , Suyao Tang , Yuntong Lei , Weiping Song , Sheng Wang , Ming Zhang

The size of training dataset is known to be among the most dominating aspects of training high-performance face recognition embedding model. Building a large dataset from scratch could be cumbersome and time-intensive, while combining…

计算机视觉与模式识别 · 计算机科学 2023-05-25 Chiyoung Song , Dongjae Lee

Recent advances in the field of network embedding have shown that low-dimensional network representation is playing a critical role in network analysis. Most existing network embedding methods encode the local proximity of a node, such as…

社会与信息网络 · 计算机科学 2019-06-11 Junliang Guo , Linli Xu , Jingchang Liu

Collaborative filtering (CF) is a core technique for recommender systems. Traditional CF approaches exploit user-item relations (e.g., clicks, likes, and views) only and hence they suffer from the data sparsity issue. Items are usually…

信息检索 · 计算机科学 2020-10-19 Guangneng Hu