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Related papers: Community-Aware Social Community Recommendation

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In recent years, recommender systems have advanced rapidly, where embedding learning for users and items plays a critical role. A standard method learns a unique embedding vector for each user and item. However, such a method has two…

Artificial Intelligence · Computer Science 2023-02-13 Yizhou Chen , Guangda Huzhang , Anxiang Zeng , Qingtao Yu , Hui Sun , Heng-yi Li , Jingyi Li , Yabo Ni , Han Yu , Zhiming Zhou

Conventional algorithms for training language models (LMs) with human feedback rely on preferences that are assumed to account for an "average" user, disregarding subjectivity and finer-grained variations. Recent studies have raised…

Computation and Language · Computer Science 2024-10-22 Sachin Kumar , Chan Young Park , Yulia Tsvetkov , Noah A. Smith , Hannaneh Hajishirzi

Social-based recommendation systems exploit the selections of friends to combat the data sparsity on user preferences, and improve the recommendation accuracy of the collaborative filtering strategy. The main challenge is to capture and…

Information Retrieval · Computer Science 2019-07-04 Dimitrios Rafailidis , Gerhard Weiss

One key challenge in Social Network Analysis is to design an efficient and accurate community detection procedure as a means to discover intrinsic structures and extract relevant information. In this paper, we introduce a novel strategy…

Social and Information Networks · Computer Science 2019-02-11 Mohamed-Hamza Ibrahim , Rokia Missaoui , Abir Messaoudi

Many complex networks display a mesoscopic structure with groups of nodes sharing many links with the other nodes in their group and comparatively few with nodes of different groups. This feature is known as community structure and encodes…

Physics and Society · Physics 2009-07-31 Andrea Lancichinetti , Santo Fortunato

Recommender Systems (RSs) are exploited by various business enterprises to suggest their products (items) to consumers (users). Collaborative filtering (CF) is a widely used variant of RSs which learns hidden patterns from user-item…

Information Retrieval · Computer Science 2026-03-17 Nikita Baidya , Bidyut Kr. Patra , Ratnakar Dash

Citation recommendation systems aim to recommend citations for either a complete paper or a small portion of text called a citation context. The process of recommending citations for citation contexts is called local citation recommendation…

Information Retrieval · Computer Science 2020-06-02 Michael Färber , Ashwath Sampath

Recommendation systems are widely used by different user service providers specially those who have interactions with the large community of users. This paper introduces a recommender system based on community detection. The recommendation…

Information Retrieval · Computer Science 2018-12-27 Maliheh Goliforoushani , Radin Hamidi Rad , Maryam Amir Haeri

Nowadays, networks are almost ubiquitous. In the past decade, community detection received an increasing interest as a way to uncover the structure of networks by grouping nodes into communities more densely connected internally than…

Data Structures and Algorithms · Computer Science 2015-03-20 Erwan Le Martelot , Chris Hankin

Recommender systems are software applications that help users to find items of interest in situations of information overload. Current research often assumes a one-shot interaction paradigm, where the users' preferences are estimated based…

Human-Computer Interaction · Computer Science 2021-06-01 Dietmar Jannach , Ahtsham Manzoor , Wanling Cai , Li Chen

Collaborative filtering is the most popular approach for recommender systems. One way to perform collaborative filtering is matrix factorization, which characterizes user preferences and item attributes using latent vectors. These latent…

Information Retrieval · Computer Science 2018-05-15 ThaiBinh Nguyen , Kenro Aihara , Atsuhiro Takasu

Human behavioral patterns and consumption paradigms have emerged as pivotal determinants in environmental degradation and climate change, with quotidian decisions pertaining to transportation, energy utilization, and resource consumption…

Information Retrieval · Computer Science 2024-11-13 Xin Zhou , Lei Zhang , Honglei Zhang , Yixin Zhang , Xiaoxiong Zhang , Jie Zhang , Zhiqi Shen

Caching content is an inherent feature of Named Data Networks. Limited cache capacity of routers warrants that the choice of content being cached is judiciously done. Existing techniques resort to caching popular content to maximize…

Networking and Internet Architecture · Computer Science 2026-01-01 Pankaj Chaudhary , Neminath Hubballi , Sameer G. Kulkarni

This paper introduces SANGO (Socially Aware Navigation through Grouped Obstacles), a novel method that ensures socially appropriate behavior by dynamically grouping obstacles and adhering to social norms. Using deep reinforcement learning,…

Robotics · Computer Science 2024-12-02 Rahath Malladi , Amol Harsh , Arshia Sangwan , Sunita Chauhan , Sandeep Manjanna

Conversational recommender systems (CRS) have shown great success in accurately capturing a user's current and detailed preference through the multi-round interaction cycle while effectively guiding users to a more personalized…

Information Retrieval · Computer Science 2022-08-23 Allen Lin , Jianling Wang , Ziwei Zhu , James Caverlee

Recommender systems have become the dominant means of curating cultural content, significantly influencing the nature of individual cultural experience. While the majority of research on recommender systems optimizes for personalized user…

Computers and Society · Computer Science 2022-08-04 Andres Ferraro , Gustavo Ferreira , Fernando Diaz , Georgina Born

Recommendation models are usually trained on observational interaction data. However, observational interaction data could result from users' conformity towards popular items, which entangles users' real interest. Existing methods tracks…

Information Retrieval · Computer Science 2021-02-22 Yu Zheng , Chen Gao , Xiang Li , Xiangnan He , Depeng Jin , Yong Li

Community detection is one of the fundamental problems in the study of network data. Most existing community detection approaches only consider edge information as inputs, and the output could be suboptimal when nodal information is…

Methodology · Statistics 2016-12-13 Haolei Weng , Yang Feng

The dynamics of individuals is of essential importance for understanding the evolution of social systems. Most existing models assume that individuals in diverse systems, ranging from social networks to e-commerce, all tend to what is…

Physics and Society · Physics 2017-02-22 Matus Medo , Manuel S. Mariani , An Zeng , Yi-Cheng Zhang

Joint caching and recommendation has been recently proposed as a new paradigm for increasing the efficiency of mobile edge caching. Early findings demonstrate significant gains for the network performance. However, previous works evaluated…

Networking and Internet Architecture · Computer Science 2020-10-08 Savvas Kastanakis , Pavlos Sermpezis , Vasileios Kotronis , Daniel Menasché , Thrasyvoulos Spyropoulos