Multi-representation Variational Autoencoder via iterative latent attention and implicit differentiation

• Main Authors: TRAN, Nhu Thuat, LAUW, Hady Wirawan
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2023
• Subjects: Information systems; Information retrieval; Recommender systems; Variational Autoencoder; Applied Statistics; Artificial Intelligence and Robotics; Theory and Algorithms
• Online Access: https://ink.library.smu.edu.sg/sis_research/8350; https://ink.library.smu.edu.sg/context/sis_research/article/9353/viewcontent/cikm23.pdf
• Institution: Singapore Management University

Variational Autoencoder (VAE) offers a non-linear probabilistic modeling of user's preferences. While it has achieved remarkable performance at collaborative filtering, it typically samples a single vector for representing user's preferences, which may be insufficient to capture the user&#...