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Cold-start item recommendation is a significant challenge in recommendation systems, particularly when new items are introduced without any historical interaction data. While existing methods leverage multi-modal content to alleviate the…

Information Retrieval · Computer Science 2025-11-13 Chuan He , Yongchao Liu , Qiang Li , Wenliang Zhong , Chuntao Hong , Xinwei Yao

Vision-language models (VLMs) have shown remarkable advancements in multimodal reasoning tasks. However, they still often generate inaccurate or irrelevant responses due to issues like hallucinated image understandings or unrefined…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Di Zhang , Junxian Li , Jingdi Lei , Xunzhi Wang , Yujie Liu , Zonglin Yang , Jiatong Li , Weida Wang , Suorong Yang , Jianbo Wu , Peng Ye , Wanli Ouyang , Dongzhan Zhou

Multimodal recommender systems leverage diverse data sources, such as user interactions, content features, and contextual information, to address challenges like cold-start and data sparsity. However, existing methods often suffer from one…

Information Retrieval · Computer Science 2026-02-24 Adamya Shyam , Venkateswara Rao Kagita , Bharti Rana , Vikas Kumar

Variational autoencoders (VAEs) are powerful tools for learning latent representations of data used in a wide range of applications. In practice, VAEs usually require multiple training rounds to choose the amount of information the latent…

Machine Learning · Computer Science 2023-08-21 Juhan Bae , Michael R. Zhang , Michael Ruan , Eric Wang , So Hasegawa , Jimmy Ba , Roger Grosse

Multimodal recommendation systems are increasingly popular for their potential to improve performance by integrating diverse data types. However, the actual benefits of this integration remain unclear, raising questions about when and how…

Information Retrieval · Computer Science 2025-08-08 Hongyu Zhou , Yinan Zhang , Aixin Sun , Zhiqi Shen

Learning latent representations that are simultaneously expressive, geometrically well-structured, and reliably calibrated remains a central challenge for Variational Autoencoders (VAEs). Standard VAEs typically assume a diagonal Gaussian…

Machine Learning · Computer Science 2025-12-02 Mehmet Can Yavuz

Variational AutoEncoder (VAE) has been extended as a representative nonlinear method for collaborative filtering. However, the bottleneck of VAE lies in the softmax computation over all items, such that it takes linear costs in the number…

Machine Learning · Computer Science 2022-05-31 Jin Chen , Defu Lian , Binbin Jin , Xu Huang , Kai Zheng , Enhong Chen

Accurately recommending products has long been a subject requiring in-depth research. This study proposes a multimodal paradigm for clothing recommendations. Specifically, it designs a multimodal analysis method that integrates clothing…

Information Retrieval · Computer Science 2024-10-22 Bingjie Huang , Qingyi Lu , Shuaishuai Huang , Xue-she Wang , Haowei Yang

Multimodal variational autoencoders (VAEs) aim to capture shared latent representations by integrating information from different data modalities. A significant challenge is accurately inferring representations from any subset of modalities…

Machine Learning · Computer Science 2024-10-16 Yuta Oshima , Masahiro Suzuki , Yutaka Matsuo

With the rapid advancement of video understanding, existing benchmarks are becoming increasingly saturated, exposing a critical discrepancy between inflated leaderboard scores and real-world model capabilities. To address this widening gap,…

Recommender systems are central to digital platforms, yet they face a fundamental trade-off between accuracy and explainability. Black-box models achieve strong performance but lack interpretability needed for trust and adoption. Existing…

Information Retrieval · Computer Science 2026-05-05 Yuyan Wang , Pan Li , Minmin Chen

We present a novel framework that bridges the gap between the interpretability of decision trees and the advanced reasoning capabilities of large language models (LLMs) to predict startup success. Our approach leverages chain-of-thought…

Artificial Intelligence · Computer Science 2025-04-17 Jack Preuveneers , Joseph Ternasky , Fuat Alican , Yigit Ihlamur

In today's day and age when almost every industry has an online presence with users interacting in online marketplaces, personalized recommendations have become quite important. Traditionally, the problem of collaborative filtering has been…

Information Retrieval · Computer Science 2018-09-25 Kilol Gupta , Mukund Yelahanka Raghuprasad , Pankhuri Kumar

Recommendation plays a key role in e-commerce, enhancing user experience and boosting commercial success. Existing works mainly focus on recommending a set of items, but online e-commerce platforms have recently begun to pay attention to…

Information Retrieval · Computer Science 2025-12-19 Qihao Wang , Pritom Saha Akash , Varvara Kollia , Kevin Chen-Chuan Chang , Biwei Jiang , Vadim Von Brzeski

In the era of advancing information technology, recommender systems have emerged as crucial tools for dealing with information overload. However, traditional recommender systems still have limitations in capturing the dynamic evolution of…

Information Retrieval · Computer Science 2025-04-09 Mingjian Fu , Hengsheng Chen , Dongchun Jiang , Yanchao Tan

This paper proposes an alternative algorithm for multichannel variational autoencoder (MVAE), a recently proposed multichannel source separation approach. While MVAE is notable in its impressive source separation performance, the…

Machine Learning · Computer Science 2019-02-14 Li Li , Hirokazu Kameoka , Shoji Makino

Stochastic processes provide a mathematically elegant way model complex data. In theory, they provide flexible priors over function classes that can encode a wide range of interesting assumptions. In practice, however, efficient inference…

Machine Learning · Computer Science 2022-09-15 Swapnil Mishra , Seth Flaxman , Tresnia Berah , Harrison Zhu , Mikko Pakkanen , Samir Bhatt

Multimodal Large Language Models (MLLMs) have shown promise in visual-textual reasoning, with Multimodal Chain-of-Thought (MCoT) prompting significantly enhancing interpretability. However, existing MCoT methods rely on rationale-rich…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Yiwen Jiang , Deval Mehta , Siyuan Yan , Yaling Shen , Zimu Wang , Zongyuan Ge

Recommender systems play a pivotal role in providing relevant content to users. With the rapid development of large language models (LLMs), researchers have begun utilizing LLMs to build more powerful recommender systems. However, existing…

Information Retrieval · Computer Science 2025-06-26 Haochen Zhang , Tianyi Zhang , Junze Yin , Oren Gal , Anshumali Shrivastava , Vladimir Braverman

Visual language models (VLMs) have demonstrated strong performance across diverse multimodal reasoning tasks but still face challenges such as hallucinations, resulting in incorrect reasoning outcomes. Inspired by recent research on…

Multimedia · Computer Science 2025-04-16 Shuhang Liu , Zhenrong Zhang , Pengfei Hu , Jiefeng Ma , Jun Du , Qing Wang , Jianshu Zhang , Quan Liu , Jianqing Gao , Feng Ma