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Related papers: EGRA:Toward Enhanced Behavior Graphs and Represent…

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Multimodal entity linking (MEL) task, which aims at resolving ambiguous mentions to a multimodal knowledge graph, has attracted wide attention in recent years. Though large efforts have been made to explore the complementary effect among…

Artificial Intelligence · Computer Science 2023-07-20 Pengfei Luo , Tong Xu , Shiwei Wu , Chen Zhu , Linli Xu , Enhong Chen

To address the limitation in multimodal emotion recognition (MER) performance arising from inter-modal information fusion, we propose a novel MER framework based on multitask learning where fusion occurs after alignment, called Foal-Net.…

Multimedia · Computer Science 2024-08-20 Qifei Li , Yingming Gao , Yuhua Wen , Cong Wang , Ya Li

Multimodal representation learning harmonizes distinct modalities by aligning them into a unified latent space. Recent research generalizes traditional cross-modal alignment to produce enhanced multimodal synergy but requires all modalities…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Xiaohao Liu , Xiaobo Xia , Jiaheng Wei , Shuo Yang , Xiu Su , See-Kiong Ng , Tat-Seng Chua

Objective: The objective of the study is to efficiently increase the expressivity of surface electromyography-based (sEMG) gesture recognition systems. Approach: We use a problem transformation approach, in which actions were subset into…

Entity alignment (EA) refers to the task of linking entities in different knowledge graphs (KGs). Existing EA methods rely heavily on structural isomorphism. However, in real-world KGs, aligned entities usually have non-isomorphic…

Computation and Language · Computer Science 2024-11-06 Linyan Yang , Jingwei Cheng , Chuanhao Xu , Xihao Wang , Jiayi Li , Fu Zhang

Nowadays, E-commerce is increasingly integrated into our daily lives. Meanwhile, shopping process has also changed incrementally from one behavior (purchase) to multiple behaviors (such as view, carting and purchase). Therefore, utilizing…

Information Retrieval · Computer Science 2021-09-23 Daqing Wu , Xiao Luo , Zeyu Ma , Chong Chen , Minghua Deng , Jinwen Ma

Multimodal Attributed Graphs (MAGs) are ubiquitous in real-world applications, encompassing extensive knowledge through multimodal attributes attached to nodes (e.g., texts and images) and topological structure representing node…

Machine Learning · Computer Science 2025-02-28 Hao Yan , Chaozhuo Li , Jun Yin , Zhigang Yu , Weihao Han , Mingzheng Li , Zhengxin Zeng , Hao Sun , Senzhang Wang

Acquiring valuable data from the rapidly expanding information on the internet has become a significant concern, and recommender systems have emerged as a widely used and effective tool for helping users discover items of interest. The…

Information Retrieval · Computer Science 2025-02-25 Jinfeng Xu , Zheyu Chen , Shuo Yang , Jinze Li , Wei Wang , Xiping Hu , Steven Hoi , Edith Ngai

Providing high-quality item recall for text queries is crucial in large-scale e-commerce search systems. Current Embedding-based Retrieval Systems (ERS) embed queries and items into a shared low-dimensional space, but uni-modality ERS rely…

Information Retrieval · Computer Science 2024-08-28 Hao Jiang , Haoxiang Zhang , Qingshan Hou , Chaofeng Chen , Weisi Lin , Jingchang Zhang , Annan Wang

Multimodal Retrieval-Augmented Generation (MRAG) addresses key limitations of Multimodal Large Language Models (MLLMs), such as hallucination and outdated knowledge. However, current MRAG systems struggle to distinguish whether retrieved…

Computation and Language · Computer Science 2026-05-01 Xihang Wang , Zihan Wang , Chengkai Huang , Quan Z. Sheng , Lina Yao

Multimodal Emotion Recognition in Conversations (ERC) is a typical multimodal learning task in exploiting various data modalities concurrently. Prior studies on effective multimodal ERC encounter challenges in addressing modality imbalances…

Multimedia · Computer Science 2024-08-26 Cam-Van Thi Nguyen , The-Son Le , Anh-Tuan Mai , Duc-Trong Le

Super-resolution (SR) is a severely ill-posed problem with inherent ambiguity, as widely recognized in both empirical and theoretical studies. Although recent semantic-guided and multi-modal SR methods exploit large models or external…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Jinyi Luo , Minghao Liu , Yifan Li , Zejia Fan , Jiaying Liu

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

Large Language Models (LLMs) have demonstrated substantial efficacy in advancing graph-structured data analysis. Prevailing LLM-based graph methods excel in adapting LLMs to text-rich graphs, wherein node attributes are text descriptions.…

Artificial Intelligence · Computer Science 2025-06-04 Dongzhe Fan , Yi Fang , Jiajin Liu , Djellel Difallah , Qiaoyu Tan

Large language models (LLMs) excel in question-answering (QA) tasks, and retrieval-augmented generation (RAG) enhances their precision by incorporating external evidence from diverse sources like web pages, databases, and knowledge graphs.…

Information Retrieval · Computer Science 2025-04-10 Yikuan Xia , Jiazun Chen , Yirui Zhan , Suifeng Zhao , Weipeng Jiang , Chaorui Zhang , Wei Han , Bo Bai , Jun Gao

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

In the current deep learning based recommendation system, the embedding method is generally employed to complete the conversion from the high-dimensional sparse feature vector to the low-dimensional dense feature vector. However, as the…

Information Retrieval · Computer Science 2021-08-10 Huimin Zhou , Qing Li , Yong Jiang , Rongwei Yang , Zhuyun Qi

There are a wide range of applications that involve multi-modal data, such as cross-modal retrieval, visual question-answering, and image captioning. Such applications are primarily dependent on aligned distributions of the different…

Machine Learning · Computer Science 2020-05-26 Vishaal Udandarao , Abhishek Maiti , Deepak Srivatsav , Suryatej Reddy Vyalla , Yifang Yin , Rajiv Ratn Shah

We propose TAMER, a Test-time Adaptive MoE-driven framework for Electronic Health Record (EHR) Representation learning. TAMER introduces a framework where a Mixture-of-Experts (MoE) architecture is co-designed with Test-Time Adaptation…

Machine Learning · Computer Science 2025-03-19 Yinghao Zhu , Xiaochen Zheng , Ahmed Allam , Michael Krauthammer

Multi-behavior recommendation aims to predict user conversions by modeling various interaction types that carry distinct intent signals. Recently, generative sequence modeling methods have emerged as an important paradigm for multi-behavior…

Information Retrieval · Computer Science 2026-04-28 Wenxuan Yang , Xiaoyang Xu , Hanyu Zhang , Zhexuan Xu , Wanqiang Xiong , Zhaoqun Chen