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相关论文: Multi-modal Knowledge Graph Generation with Semant…

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Large language models (LLMs) have shown remarkable generalization capability with exceptional performance in various language modeling tasks. However, they still exhibit inherent limitations in precisely capturing and returning grounded…

计算与语言 · 计算机科学 2024-01-01 Yijun Tian , Huan Song , Zichen Wang , Haozhu Wang , Ziqing Hu , Fang Wang , Nitesh V. Chawla , Panpan Xu

Graph Neural Networks (GNNs) have exhibited remarkable efficacy in learning from multi-view graph data. In the framework of multi-view graph neural networks, a critical challenge lies in effectively combining diverse views, where each view…

机器学习 · 计算机科学 2026-05-18 Junyu Chen , Long Shi , Badong Chen

Clinicians are increasingly looking towards machine learning to gain insights about patient evolutions. We propose a novel approach named Multi-Modal UMLS Graph Learning (MMUGL) for learning meaningful representations of medical concepts…

机器学习 · 计算机科学 2024-02-07 Manuel Burger , Gunnar Rätsch , Rita Kuznetsova

A graph neural network (GNN) for image understanding based on multiple cues is proposed in this paper. Compared to traditional feature and decision fusion approaches that neglect the fact that features can interact and exchange information,…

计算机视觉与模式识别 · 计算机科学 2020-03-02 Xin Guo , Luisa F. Polania , Bin Zhu , Charles Boncelet , Kenneth E. Barner

With the rapid development of remote sensing image archives, asking questions about images has become an effective way of gathering specific information or performing semantic image retrieval. However, current automatically generated…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Siran Li , Li Mi , Javiera Castillo-Navarro , Devis Tuia

Mind-map generation aims to process a document into a hierarchical structure to show its central idea and branches. Such a manner is more conducive to understanding the logic and semantics of the document than plain text. Recently, a…

计算与语言 · 计算机科学 2023-12-20 Zhuowei Zhang , Mengting Hu , Yinhao Bai , Zhen Zhang

In recent years, artificial intelligence has played an important role on accelerating the whole process of drug discovery. Various of molecular representation schemes of different modals (e.g. textual sequence or graph) are developed. By…

机器学习 · 计算机科学 2022-11-28 Tianyu Wu , Yang Tang , Qiyu Sun , Luolin Xiong

A proper scene representation is central to the pursuit of spatial intelligence where agents can robustly reconstruct and efficiently understand 3D scenes. A scene representation is either metric, such as landmark maps in 3D reconstruction,…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Juexiao Zhang , Gao Zhu , Sihang Li , Xinhao Liu , Haorui Song , Xinran Tang , Chen Feng

Knowledge Graphs (KGs) are a major asset for companies thanks to their great flexibility in data representation and their numerous applications, e.g., vocabulary sharing, Q/A or recommendation systems. To build a KG it is a common practice…

人工智能 · 计算机科学 2024-07-22 Lucas Jarnac , Yoan Chabot , Miguel Couceiro

The ability to construct domain specific knowledge graphs (KG) and perform question-answering or hypothesis generation is a transformative capability. Despite their value, automated construction of knowledge graphs remains an expensive…

Previous knowledge graph embedding approaches usually map entities to representations and utilize score functions to predict the target entities, yet they typically struggle to reason rare or emerging unseen entities. In this paper, we…

计算与语言 · 计算机科学 2023-08-01 Peng Wang , Xin Xie , Xiaohan Wang , Ningyu Zhang

Knowledge graph (KG) based Collaborative Filtering is an effective approach to personalizing recommendation systems for relatively static domains such as movies and books, by leveraging structured information from KG to enrich both item and…

信息检索 · 计算机科学 2022-04-05 Weizhe Lin , Linjun Shou , Ming Gong , Pei Jian , Zhilin Wang , Bill Byrne , Daxin Jiang

Masked image generation (MIG) has demonstrated remarkable efficiency and high-fidelity images by enabling parallel token prediction. Existing methods typically rely solely on the model itself to learn semantic dependencies among visual…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Guotao Liang , Baoquan Zhang , Zhiyuan Wen , Zihao Han , Yunming Ye

Temporal Knowledge Graph (TKG) reasoning that forecasts future events based on historical snapshots distributed over timestamps is denoted as extrapolation and has gained significant attention. Owing to its extreme versatility and variation…

人工智能 · 计算机科学 2024-07-01 Jinchuan Zhang , Bei Hui , Chong Mu , Ling Tian

Much of human knowledge in cybersecurity is encapsulated within the ever-growing volume of scientific papers. As this textual data continues to expand, the importance of document organization methods becomes increasingly crucial for…

Leveraging graphs on recommender systems has gained popularity with the development of graph representation learning (GRL). In particular, knowledge graph embedding (KGE) and graph neural networks (GNNs) are representative GRL approaches,…

Graph neural networks (GNNs) have become crucial in multimodal recommendation tasks because of their powerful ability to capture complex relationships between neighboring nodes. However, increasing the number of propagation layers in GNNs…

多媒体 · 计算机科学 2024-11-05 Feng Mo , Lin Xiao , Qiya Song , Xieping Gao , Eryao Liang

With the advancement of mobile technology, Point of Interest (POI) recommendation systems in Location-based Social Networks (LBSN) have brought numerous benefits to both users and companies. Many existing works employ Knowledge Graph (KG)…

人工智能 · 计算机科学 2023-11-29 Jixiao Zhang , Yongkang Li , Ruotong Zou , Jingyuan Zhang , Zipei Fan , Xuan Song

Convolutional neural networks (CNNs) leverage the great power in representation learning on regular grid data such as image and video. Recently, increasing attention has been paid on generalizing CNNs to graph or network data which is…

社会与信息网络 · 计算机科学 2018-08-21 Yao Ma , Suhang Wang , Charu C. Aggarwal , Dawei Yin , Jiliang Tang

Constructing Knowledge Graphs (KGs) from unstructured text provides a structured framework for knowledge representation and reasoning, yet current LLM-based approaches struggle with a fundamental trade-off: factual coverage often leads to…

计算与语言 · 计算机科学 2026-04-24 Sanghyeok Choi , Woosang Jeon , Kyuseok Yang , Taehyeong Kim