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Sequential recommendation systems that model dynamic preferences based on a use's past behavior are crucial to e-commerce. Recent studies on these systems have considered various types of information such as images and texts. However,…

信息检索 · 计算机科学 2024-05-29 Hyungtaik Oh , Wonkeun Jo , Dongil Kim

Multi-behavior recommendation faces a critical challenge in practice: auxiliary behaviors (e.g., clicks, carts) are often noisy, weakly correlated, or semantically misaligned with the target behavior (e.g., purchase), which leads to biased…

信息检索 · 计算机科学 2026-01-22 Miaomiao Cai , Zhijie Zhang , Junfeng Fang , Zhiyong Cheng , Xiang Wang , Meng Wang

Multimodal recommendation faces an issue of the performance degradation that the uni-modal recommendation sometimes achieves the better performance. A possible reason is that the unreliable item modality data hurts the fusion result.…

信息检索 · 计算机科学 2025-04-24 Xue Dong , Xuemeng Song , Na Zheng , Sicheng Zhao , Guiguang Ding

Accurate news representation is critical for news recommendation. Most of existing news representation methods learn news representations only from news texts while ignore the visual information in news like images. In fact, users may click…

信息检索 · 计算机科学 2022-03-24 Chuhan Wu , Fangzhao Wu , Tao Qi , Yongfeng Huang

Multimedia recommendation aims to fuse the multi-modal information of items for feature enrichment to improve the recommendation performance. However, existing methods typically introduce multi-modal information based on collaborative…

信息检索 · 计算机科学 2023-07-07 Haokai Ma , Zhuang Qi , Xinxin Dong , Xiangxian Li , Yuze Zheng , Xiangxu Mengand Lei Meng

Sequential recommendations have drawn significant attention in modeling the user's historical behaviors to predict the next item. With the booming development of multimodal data (e.g., image, text) on internet platforms, sequential…

信息检索 · 计算机科学 2024-12-12 Changhong Li , Zhiqiang Guo

In this paper, we address the problem of multimodal emotion recognition from multiple physiological signals. We demonstrate that a Transformer-based approach is suitable for this task. In addition, we present how such models may be…

信号处理 · 电气工程与系统科学 2022-12-29 Juan Vazquez-Rodriguez , Grégoire Lefebvre , Julien Cumin , James L Crowley

In e-commerce, where users face a vast array of possible item choices, recommender systems are vital for helping them discover suitable items they might otherwise overlook. While many recommender systems primarily rely on a user's purchase…

信息检索 · 计算机科学 2025-08-29 Kyungho Kim , Sunwoo Kim , Geon Lee , Kijung Shin

The existing collaborative recommendation models that use multi-modal information emphasize the representation of users' preferences but easily ignore the representation of users' dislikes. Nevertheless, modelling users' dislikes…

信息检索 · 计算机科学 2023-05-25 Zheng Hu , Shi-Min Cai , Jun Wang , Tao Zhou

One of the main challenges in recommender systems is data sparsity which leads to high variance. Several attempts have been made to improve the bias-variance trade-off using auxiliary information. In particular, document modeling-based…

信息检索 · 计算机科学 2021-09-14 Meysam Varasteh , Mehdi Soleiman Nejad , Hadi Moradi , Mohammad Amin Sadeghi , Ahmad Kalhor

Recent literature shows that large-scale language modeling provides excellent reusable sentence representations with both recurrent and self-attentive architectures. However, there has been less clarity on the commonalities and differences…

计算与语言 · 计算机科学 2019-08-30 Jindřich Libovický , Pranava Madhyastha

The clinical trial is a pivotal and costly process, often spanning multiple years and requiring substantial financial resources. Therefore, the development of clinical trial outcome prediction models aims to exclude drugs likely to fail and…

机器学习 · 计算机科学 2025-01-29 Wenhao Zheng , Liaoyaqi Wang , Dongshen Peng , Hongxia Xu , Yun Li , Hongtu Zhu , Tianfan Fu , Huaxiu Yao

The heterogeneity-gap between different modalities brings a significant challenge to multimedia information retrieval. Some studies formalize the cross-modal retrieval tasks as a ranking problem and learn a shared multi-modal embedding…

机器学习 · 计算机科学 2017-07-11 Minnan Luo , Xiaojun Chang , Zhihui Li , Liqiang Nie , Alexander G. Hauptmann , Qinghua Zheng

Large Language Models (LLMs) have been shown to enhance the effectiveness of enriching item descriptions, thereby improving the accuracy of recommendation systems. However, most existing approaches either rely on text-only prompting or…

信息检索 · 计算机科学 2025-10-24 Hanjia Lyu , Ryan Rossi , Xiang Chen , Md Mehrab Tanjim , Stefano Petrangeli , Somdeb Sarkhel , Jiebo Luo

This paper addresses the challenge of jointly modeling user intent diversity and behavioral uncertainty in recommender systems. A unified representation learning framework is proposed. The framework builds a multi-intent representation…

信息检索 · 计算机科学 2025-09-08 Wei Xu , Jiasen Zheng , Junjiang Lin , Mingxuan Han , Junliang Du

Multimodal learning enables neural networks to integrate information from heterogeneous sources, but active learning in this setting faces distinct challenges. These include missing modalities, differences in modality difficulty, and…

机器学习 · 计算机科学 2026-04-01 Dustin Eisenhardt , Yunhee Jeong , Florian Buettner

Short-video platforms now host vast multimodal ads whose deceptive visuals, speech and subtitles demand finer-grained, policy-driven moderation than community safety filters. We present BLM-Guard, a content-audit framework for commercial…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Yiran Yang , Zhaowei Liu , Yuan Yuan , Yukun Song , Xiong Ma , Yinghao Song , Xiangji Zeng , Lu Sun , Yulu Wang , Hai Zhou , Shuai Cui , Zhaohan Gong , Jiefei Zhang

Multimodal fusion is crucial in joint decision-making systems for rendering holistic judgments. Since multimodal data changes in open environments, dynamic fusion has emerged and achieved remarkable progress in numerous applications.…

计算机视觉与模式识别 · 计算机科学 2024-11-06 Bing Cao , Yinan Xia , Yi Ding , Changqing Zhang , Qinghua Hu

With the rise of online e-commerce platforms, more and more customers prefer to shop online. To sell more products, online platforms introduce various modules to recommend items with different properties such as huge discounts. A web page…

机器学习 · 计算机科学 2020-09-01 Xu He , Bo An , Yanghua Li , Haikai Chen , Rundong Wang , Xinrun Wang , Runsheng Yu , Xin Li , Zhirong Wang

Multimodal recommendation has emerged as a promising solution to alleviate the cold-start and sparsity problems in collaborative filtering by incorporating rich content information, such as product images and textual descriptions. However,…

信息检索 · 计算机科学 2025-06-03 Sibei Liu , Yuanzhe Zhang , Xiang Li , Yunbo Liu , Chengwei Feng , Hao Yang