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Alexandros Karatzoglou

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Latent User Intent Modeling for Sequential Recommenders

Nov 17, 2022
Bo Chang, Alexandros Karatzoglou, Yuyan Wang, Can Xu, Ed H. Chi, Minmin Chen

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Rethinking Reinforcement Learning for Recommendation: A Prompt Perspective

Jun 15, 2022
Xin Xin, Tiago Pimentel, Alexandros Karatzoglou, Pengjie Ren, Konstantina Christakopoulou, Zhaochun Ren

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Enhancing Top-N Item Recommendations by Peer Collaboration

Dec 02, 2021
Yang Sun, Fajie Yuan, Min Yang, Alexandros Karatzoglou, Shen Li, Xiaoyan Zhao

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Supervised Advantage Actor-Critic for Recommender Systems

Nov 05, 2021
Xin Xin, Alexandros Karatzoglou, Ioannis Arapakis, Joemon M. Jose

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Choosing the Best of Both Worlds: Diverse and Novel Recommendations through Multi-Objective Reinforcement Learning

Oct 28, 2021
Dusan Stamenkovic, Alexandros Karatzoglou, Ioannis Arapakis, Xin Xin, Kleomenis Katevas

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On Interpretation and Measurement of Soft Attributes for Recommendation

May 19, 2021
Krisztian Balog, Filip Radlinski, Alexandros Karatzoglou

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Graph Convolutional Embeddings for Recommender Systems

Mar 05, 2021
Paula Gómez Duran, Alexandros Karatzoglou, Jordi Vitrià, Xin Xin, Ioannis Arapakis

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Self-Supervised Reinforcement Learning for Recommender Systems

Jun 11, 2020
Xin Xin, Alexandros Karatzoglou, Ioannis Arapakis, Joemon M. Jose

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Graph Highway Networks

Apr 09, 2020
Xin Xin, Alexandros Karatzoglou, Ioannis Arapakis, Joemon M. Jose

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