刘伟锋,博士,教授,博士生导师,山东省优秀研究生指导教师,青岛市拔尖人才,山东省高等学校青年创新团队带头人,山东省人工智能学会理事,山东省自动化学会常务理事,CCF计算机视觉专委会委员,IEEE SMC协会感知计算技术委员会主席,CCF高级会员,CSIG会员,IEEE高级会员,ACM会员,ACM SIGMM中国分会会员。2002年6月毕业于中国科学技术大学自动化专业,获自动控制与工商管理双学士学位
黄翰,中山大学软件工程学院教授,博士生导师,国家级青年人才项目入选者;坚持“观点源于实践,问题驱动研究”的理念;擅长以非凸优化、混合整数非线性规划建模作为研究的切入点,设计微小代价搜索算法、深度学习算法,实现高效率且可解释的优化、分类效果;研发的算法技术在软件工程、计算机视觉与工业工程等领域有显著的应用成效;长期致力于智能算法理论、应用与产业生态的研究,在学术研究、落地应用
邓戈,西藏大学文学院教授、博士生导师,从事藏语言文字学教学与研究,现任西藏大学少数民族语言文学学科负责人。 更多信息见学者网主页:https://www.scholat.com/dengge
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Community is the implicit structure in social networks. In academic social networks, the users with similar or same research interests are more likely to be in the same community with close links and similar attributes. Effective community detection results can be further utilized for user analytics and user recommendation.
Anomaly detection on attributed networks is an important task in social network analysis. The goal is to find the anomalies that deviate significantly from the majority of the network in terms of some proximities, e.g. topological structure or attribute proximity. An effective anomaly detection can support many applications such as web spam detection, system fraud detection, network intrusion detection and representation learning.
Most of the existing recommendation methods assume that all the items are provided by separate producers, which is however not true in some recommendation tasks. That is, it is possible that some of the items are generated by users. Appropriately considering the user-item generation relation may bring benefit to some recommender systems, e.g., implicit recommender systems with only implicit user-item interactions.
The SCHOLAT Multiplex Network provides a comprehensive list of social information. In this network, we construct a multiplex structure with three layers: (1) The first layer represents connections between users who become friends. (2) The second layer represents connections between users who join the same groups. (3) The third layer represents connections between users who study the same courses. Furthermore, we define an individual ground-truth community based on the affiliation of users. All layers consist of the same 2,302 nodes with the highest quality. Each layer has a specific number of edges: 11,393 for the first layer, 139,004 for the second layer, and 70,226 for the third layer. We have divided these nodes into 11 communities.
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