Recent developments in recommender systems: A survey

Y Li, K Liu, R Satapathy, S Wang… - IEEE Computational …, 2024 - ieeexplore.ieee.org
In this technical survey, the latest advancements in the field of recommender systems are
comprehensively summarized. The objective of this study is to provide an overview of the …

Result Diversification in Search and Recommendation: A Survey

H Wu, Y Zhang, C Ma, F Lyu, B He… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Diversifying return results is an important research topic in retrieval systems in order to
satisfy both the various interests of customers and the equal market exposure of providers …

Temporal-structural importance weighted graph convolutional network for temporal knowledge graph completion

H Nie, X Zhao, X Yao, Q Jiang, X Bi, Y Ma… - Future Generation …, 2023 - Elsevier
Abstract Knowledge graph completion (KGC) tasks are aimed to reason out missing facts in
a knowledge graph. However, knowledge often evolves over time, and static knowledge …

Reinforcement recommendation reasoning through knowledge graphs for explanation path quality

G Balloccu, L Boratto, G Fenu, M Marras - Knowledge-Based Systems, 2023 - Elsevier
Abstract Numerous Knowledge Graphs (KGs) are being created to make Recommender
Systems (RSs) not only intelligent but also knowledgeable. Integrating a KG in the …

Counterfactual graph augmentation for consumer unfairness mitigation in recommender systems

L Boratto, F Fabbri, G Fenu, M Marras… - Proceedings of the 32nd …, 2023 - dl.acm.org
In recommendation literature, explainability and fairness are becoming two prominent
perspectives to consider. However, prior works have mostly addressed them separately, for …

Knowledge is power, understanding is impact: Utility and beyond goals, explanation quality, and fairness in path reasoning recommendation

G Balloccu, L Boratto, C Cancedda, G Fenu… - … on Information Retrieval, 2023 - Springer
Path reasoning is a notable recommendation approach that models high-order user-product
relations, based on a Knowledge Graph (KG). This approach can extract reasoning paths …

Improving transformer-based sequential conversational recommendations through knowledge graph embeddings

A Petruzzelli, AFM Martina, G Spillo, C Musto… - Proceedings of the …, 2024 - dl.acm.org
Conversational Recommender Systems (CRS) have recently drawn attention due to their
capacity of delivering personalized recommendations through multi-turn natural language …

Hands on explainable recommender systems with knowledge graphs

G Balloccu, L Boratto, G Fenu, M Marras - Proceedings of the 16th ACM …, 2022 - dl.acm.org
The goal of this tutorial is to present the RecSys community with recent advances on
explainable recommender systems with knowledge graphs. We will first introduce …

A generic reinforced explainable framework with knowledge graph for session-based recommendation

H Wu, H Fang, Z Sun, C Geng, X Kong… - 2023 IEEE 39th …, 2023 - ieeexplore.ieee.org
Session-based recommendation (SR) has gained increasing attention in recent years. Quite
a great amount of studies have been devoted to designing complex algorithms to improve …

Gnnuers: Fairness explanation in gnns for recommendation via counterfactual reasoning

G Medda, F Fabbri, M Marras, L Boratto… - ACM Transactions on …, 2023 - dl.acm.org
Nowadays, research into personalization has been focusing on explainability and fairness.
Several approaches proposed in recent works are able to explain individual …