A Fashion Item Recommendation Model in Hyperbolic Space

Fuente: arXiv
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Hauptverfasser: Shimizu, Ryotaro, Wang, Yu, Kimura, Masanari, Hirakawa, Yuki, Wada, Takashi, Saito, Yuki, McAuley, Julian
Format: Preprint
Veröffentlicht: 2024
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author Shimizu, Ryotaro
Wang, Yu
Kimura, Masanari
Hirakawa, Yuki
Wada, Takashi
Saito, Yuki
McAuley, Julian
author_facet Shimizu, Ryotaro
Wang, Yu
Kimura, Masanari
Hirakawa, Yuki
Wada, Takashi
Saito, Yuki
McAuley, Julian
contents In this work, we propose a fashion item recommendation model that incorporates hyperbolic geometry into user and item representations. Using hyperbolic space, our model aims to capture implicit hierarchies among items based on their visual data and users' purchase history. During training, we apply a multi-task learning framework that considers both hyperbolic and Euclidean distances in the loss function. Our experiments on three data sets show that our model performs better than previous models trained in Euclidean space only, confirming the effectiveness of our model. Our ablation studies show that multi-task learning plays a key role, and removing the Euclidean loss substantially deteriorates the model performance.
format Preprint
id arxiv_https___arxiv_org_abs_2409_02599
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A Fashion Item Recommendation Model in Hyperbolic Space
Shimizu, Ryotaro
Wang, Yu
Kimura, Masanari
Hirakawa, Yuki
Wada, Takashi
Saito, Yuki
McAuley, Julian
Information Retrieval
Computer Vision and Pattern Recognition
Machine Learning
In this work, we propose a fashion item recommendation model that incorporates hyperbolic geometry into user and item representations. Using hyperbolic space, our model aims to capture implicit hierarchies among items based on their visual data and users' purchase history. During training, we apply a multi-task learning framework that considers both hyperbolic and Euclidean distances in the loss function. Our experiments on three data sets show that our model performs better than previous models trained in Euclidean space only, confirming the effectiveness of our model. Our ablation studies show that multi-task learning plays a key role, and removing the Euclidean loss substantially deteriorates the model performance.
title A Fashion Item Recommendation Model in Hyperbolic Space
topic Information Retrieval
Computer Vision and Pattern Recognition
Machine Learning
url https://arxiv.org/abs/2409.02599