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In sequential recommendation, multi-modal information (e.g., text or image) can provide a more comprehensive view of an item's profile. The optimal stage (early or late) to fuse modality features into item representations is still debated.…

Information Retrieval · Computer Science 2023-08-31 Hengchang Hu , Wei Guo , Yong Liu , Min-Yen Kan

Multimodal learning leverages complementary information derived from different modalities, thereby enhancing performance in medical image segmentation. However, prevailing multimodal learning methods heavily rely on extensive well-annotated…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Xiaogen Zhou , Yiyou Sun , Min Deng , Winnie Chiu Wing Chu , Qi Dou

Multimodal data collected from the real world are often imperfect due to missing modalities. Therefore multimodal models that are robust against modal-incomplete data are highly preferred. Recently, Transformer models have shown great…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Mengmeng Ma , Jian Ren , Long Zhao , Davide Testuggine , Xi Peng

This paper presents an open-source toolbox, MMRec for multimodal recommendation. MMRec simplifies and canonicalizes the process of implementing and comparing multimodal recommendation models. The objective of MMRec is to provide a unified…

Information Retrieval · Computer Science 2024-02-09 Xin Zhou

The analysis of large collections of image data is still a challenging problem due to the difficulty of capturing the true concepts in visual data. The similarity between images could be computed using different and possibly multimodal…

Information Retrieval · Computer Science 2017-03-07 Renata Khasanova , Xiaowen Dong , Pascal Frossard

Multimodal data, where different types of data are collected from the same subjects, are fast emerging in a large variety of scientific applications. Factor analysis is commonly used in integrative analysis of multimodal data, and is…

Statistics Theory · Mathematics 2021-03-31 Quefeng Li , Lexin Li

An increasing amount of digital music is being published daily. Music streaming services often ingest all available music, but this poses a challenge: how to recommend new artists for which prior knowledge is scarce? In this work we aim to…

Information Retrieval · Computer Science 2017-07-25 Sergio Oramas , Oriol Nieto , Mohamed Sordo , Xavier Serra

When a user connects to the Internet to fulfill his needs, he often encounters a huge amount of related information. Recommender systems are the techniques for massively filtering information and offering the items that users find them…

Machine Learning · Computer Science 2021-07-15 Mahdi Kherad , Amir Jalaly Bidgoly

Multimodal AI has demonstrated superior performance over unimodal approaches by leveraging diverse data sources for more comprehensive analysis. However, applying this effectiveness in healthcare is challenging due to the limited…

Computer Vision and Pattern Recognition · Computer Science 2024-07-12 Pranav Poudel , Prashant Shrestha , Sanskar Amgain , Yash Raj Shrestha , Prashnna Gyawali , Binod Bhattarai

Multimodal data encountered in real-world scenarios are typically of low quality, with noisy modalities and missing modalities being typical forms that severely hinder model performance and robustness. However, prior works often handle…

Machine Learning · Computer Science 2026-03-04 Sijie Mai , Shiqin Han , Haifeng Hu

In recent years, with the significant evolution of multi-modal large models, many recommender researchers realized the potential of multi-modal information for user interest modeling. In industry, a wide-used modeling architecture is a…

Oftentimes, patterns can be represented through different modalities. For example, leaf data can be in the form of images or contours. Handwritten characters can also be either online or offline. To exploit this fact, we propose the use of…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Shinnosuke Matsuo , Seiichi Uchida , Brian Kenji Iwana

Multimodal deep learning, especially vision-language models, have gained significant traction in recent years, greatly improving performance on many downstream tasks, including content moderation and violence detection. However, standard…

Computer Vision and Pattern Recognition · Computer Science 2024-08-05 Zhuokai Zhao , Harish Palani , Tianyi Liu , Lena Evans , Ruth Toner

Multimodal representation learning aims to construct a shared embedding space in which heterogeneous modalities are semantically aligned. Despite strong empirical results, InfoNCE-based objectives introduce inherent conflicts that yield…

Machine Learning · Computer Science 2026-02-11 Wenzhe Yin , Pan Zhou , Zehao Xiao , Jie Liu , Shujian Yu , Jan-Jakob Sonke , Efstratios Gavves

Most recommender systems adopt collaborative filtering (CF) and provide recommendations based on past collective interactions. Therefore, the performance of CF algorithms degrades when few or no interactions are available, a scenario…

Information Retrieval · Computer Science 2024-09-27 Christian Ganhör , Marta Moscati , Anna Hausberger , Shah Nawaz , Markus Schedl

Traditional recommender systems primarily rely on a single type of user-item interaction, such as item purchases or ratings, to predict user preferences. However, in real-world scenarios, users engage in a variety of behaviors, such as…

Information Retrieval · Computer Science 2025-03-11 Kyungho Kim , Sunwoo Kim , Geon Lee , Jinhong Jung , Kijung Shin

Most existing debiasing methods for multimodal models, including causal intervention and inference methods, utilize approximate heuristics to represent the biases, such as shallow features from early stages of training or unimodal features…

Machine Learning · Computer Science 2023-11-29 Vaidehi Patil , Adyasha Maharana , Mohit Bansal

Sequential recommendation (SR) systems have evolved significantly over the past decade, transitioning from traditional collaborative filtering to deep learning approaches and, more recently, to large language models (LLMs). While the…

Information Retrieval · Computer Science 2024-12-31 Yucong Luo , Qitao Qin , Hao Zhang , Mingyue Cheng , Ruiran Yan , Kefan Wang , Jie Ouyang

Multimodal machine learning has gained significant attention in recent years due to its potential for integrating information from multiple modalities to enhance learning and decision-making processes. However, it is commonly observed that…

Machine Learning · Computer Science 2025-09-12 Sahiti Yerramilli , Jayant Sravan Tamarapalli , Jonathan Francis , Eric Nyberg

Recently, real-world recommendation systems need to deal with millions of candidates. It is extremely challenging to conduct sophisticated end-to-end algorithms on the entire corpus due to the tremendous computation costs. Therefore,…

Information Retrieval · Computer Science 2021-10-15 Ruobing Xie , Qi Liu , Shukai Liu , Ziwei Zhang , Peng Cui , Bo Zhang , Leyu Lin