Search Results for author: Oren Sar Shalom

Found 6 papers, 1 papers with code

Semi-supervised Adversarial Learning for Complementary Item Recommendation

no code implementations10 Mar 2023 Koby Bibas, Oren Sar Shalom, Dietmar Jannach

In this work, we propose a novel approach that can leverage both item side-information and labeled complementary item pairs to generate effective complementary recommendations for cold items, i. e., for items for which no co-purchase statistics yet exist.

Collaborative Image Understanding

no code implementations21 Oct 2022 Koby Bibas, Oren Sar Shalom, Dietmar Jannach

A series of experiments on datasets from e-commerce and social media demonstrates that considering collaborative signals helps to significantly improve the performance of the main task of image classification by up to 9. 1%.

Image Classification

A Black-Box Attack Model for Visually-Aware Recommender Systems

no code implementations5 Nov 2020 Rami Cohen, Oren Sar Shalom, Dietmar Jannach, Amihood Amir

Due to the advances in deep learning, visually-aware recommender systems (RS) have recently attracted increased research interest.

Recommendation Systems

Rank and Rate: Multi-task Learning for Recommender Systems

no code implementations31 Jul 2018 Guy Hadash, Oren Sar Shalom, Rita Osadchy

The two main tasks in the Recommender Systems domain are the ranking and rating prediction tasks.

Multi-Task Learning Recommendation Systems

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