When latent features meet side information: A preference relation based graph neural network for collaborative filtering

X Shi, Y Zhang, A Pujahari, SK Mishra - Expert Systems with Applications, 2025‏ - Elsevier
As recommender systems shift from rating-based to interaction-based models, graph neural
network-based collaborative filtering models are gaining popularity due to their powerful …

[HTML][HTML] Content-based group recommender systems: A general taxonomy and further improvements

Y Pérez-Almaguer, R Yera, AA Alzahrani… - Expert Systems with …, 2021‏ - Elsevier
Group recommender systems have emerged as a solution to recommend interesting,
suitable, and useful items that are consumed socially by groups of people, rather than …

State of art and emerging trends on group recommender system: a comprehensive review

S Singhal, K Pal - International Journal of Multimedia Information …, 2024‏ - Springer
A group recommender system (GRS) generates suggestions for a group of individuals,
considering not only each person's preferences but also factors such as social dynamics …

POI recommendation for random groups based on cooperative graph neural networks

Z Liu, L Meng, QZ Sheng, D Chu, J Yu… - Information Processing & …, 2024‏ - Elsevier
Abstract Group Point-of-Interests (POI) recommendation devotes to find the optimal POIs for
groups, which has extracted extensive attention. This work first brings forward a novel POI …

Deep neural network-based multi-stakeholder recommendation system exploiting multi-criteria ratings for preference learning

R Shrivastava, DS Sisodia, NK Nagwani - Expert Systems with Applications, 2023‏ - Elsevier
A commercially viable multi-stakeholder recommendation system maximizes the utility gain
by learning the personalized preferences of multiple stakeholders, such as consumers and …

Lagrangian inference for ranking problems

Y Liu, EX Fang, J Lu - Operations research, 2023‏ - pubsonline.informs.org
We propose a novel combinatorial inference framework to conduct general uncertainty
quantification in ranking problems. We consider the widely adopted Bradley-Terry-Luce …

Item feature refinement using matrix factorization and boosted learning based user profile generation for content-based recommender systems

A Pujahari, DS Sisodia - Expert Systems with Applications, 2022‏ - Elsevier
A content-based recommender system uses essential item features that play a crucial role in
building quality user preference profiles. However, in most real-world datasets, the item …

An optimized recommendation framework exploiting textual review based opinion mining for generating pleasantly surprising, novel yet relevant recommendations

R Shrivastava, DS Sisodia, NK Nagwani… - Pattern Recognition …, 2022‏ - Elsevier
Serendipity is a critical factor in the Recommender Systems (RS) in delivering pleasantly
surprising, novel, yet contextually relevant recommendations. Most existing methods …

[HTML][HTML] Recommendation algorithm using SVD and weight point rank (SVD-WPR)

T Widiyaningtyas, MI Ardiansyah, TB Adji - Big Data and Cognitive …, 2022‏ - mdpi.com
One of the most prevalent recommendation systems is ranking-oriented collaborative
filtering which employs ranking aggregation. The collaborative filtering study recently …

Performance evaluation of aggregation-based group recommender systems for ephemeral groups

E Ceh-Varela, H Cao, HW Lauw - ACM Transactions on Intelligent …, 2022‏ - dl.acm.org
Recommender Systems (RecSys) provide suggestions in many decision-making processes.
Given that groups of people can perform many real-world activities (eg, a group of people …