中文
相关论文

相关论文: UrbanGraphEmbeddings: Learning and Evaluating Spat…

200 篇论文

Autonomous agents operating on the graphical user interfaces (GUIs) of various applications hold immense practical value. Unlike the large language model (LLM)-based methods which rely on structured texts and customized backends, the…

人工智能 · 计算机科学 2024-11-05 Xuetian Chen , Hangcheng Li , Jiaqing Liang , Sihang Jiang , Deqing Yang

Knowledge graph embeddings (KGE) have been validated as powerful methods for inferring missing links in knowledge graphs (KGs) that they typically map entities into Euclidean space and treat relations as transformations of entities.…

机器学习 · 计算机科学 2024-02-26 Wenjie Zheng , Wenxue Wang , Shu Zhao , Fulan Qian

We address prevailing challenges of the brain-powered research, departing from the observation that the literature hardly recover accurate spatial information and require subject-specific models. To address these challenges, we propose…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Weihao Xia , Raoul de Charette , Cengiz Öztireli , Jing-Hao Xue

The choice of representation for geographic location significantly impacts the accuracy of models for a broad range of geospatial tasks, including fine-grained species classification, population density estimation, and biome classification.…

计算机视觉与模式识别 · 计算机科学 2025-04-07 Aayush Dhakal , Srikumar Sastry , Subash Khanal , Adeel Ahmad , Eric Xing , Nathan Jacobs

Aligning objects with corresponding textual descriptions is a fundamental challenge and a realistic requirement in vision-language understanding. While recent multimodal embedding models excel at global image-text alignment, they often…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Shenghao Fu , Yukun Su , Fengyun Rao , Jing Lyu , Xiaohua Xie , Wei-Shi Zheng

Embedding-based entity alignment has been widely investigated in recent years, but most proposed methods still rely on an ideal supervised learning setting with a large number of unbiased seed mappings for training and validation, which…

计算与语言 · 计算机科学 2020-11-10 Ziheng Zhang , Jiaoyan Chen , Xi Chen , Hualuo Liu , Yuejia Xiang , Bo Liu , Yefeng Zheng

Heterogeneous graphs (HGs) also known as heterogeneous information networks have become ubiquitous in real-world scenarios; therefore, HG embedding, which aims to learn representations in a lower-dimension space while preserving the…

社会与信息网络 · 计算机科学 2020-12-02 Xiao Wang , Deyu Bo , Chuan Shi , Shaohua Fan , Yanfang Ye , Philip S. Yu

Current Continual Knowledge Graph Embedding (CKGE) methods primarily rely on translation-based embedding approaches, leveraging previously acquired knowledge to initialize new facts. While these methods often integrate fine-tuning or…

信息检索 · 计算机科学 2025-08-29 Xinyan Wang , Jinshuo Liu , Kaijian Xie , Meng Wang , Cheng Bi , Juan Deng , Jeff Pan

A variety of knowledge graph embedding approaches have been developed. Most of them obtain embeddings by learning the structure of the knowledge graph within a link prediction setting. As a result, the embeddings reflect only the structure…

Medical image segmentation has been very challenging due to the large variation of anatomy across different cases. Recent advances in deep learning frameworks have exhibited faster and more accurate performance in image segmentation. Among…

图像与视频处理 · 电气工程与系统科学 2020-03-12 Maryam Asadi-Aghbolaghi , Reza Azad , Mahmood Fathy , Sergio Escalera

Quantifying the topological similarities of different parts of urban road networks (URNs) enables us to understand the urban growth patterns. While conventional statistics provide useful information about characteristics of either a single…

物理与社会 · 物理学 2021-12-01 Jiawei Xue , Nan Jiang , Senwei Liang , Qiyuan Pang , Takahiro Yabe , Satish V. Ukkusuri , Jianzhu Ma

Learning universal graph representations across heterogeneous domains is difficult because graph datasets differ in topology, node-attribute semantics, feature dimensions, and even attribute availability. We propose GraphVec, a…

机器学习 · 计算机科学 2026-05-08 Qi Feng , Jicong Fan

Geospatial Knowledge Graphs (GeoKGs) model geoentities (e.g., places and natural features) and spatial relationships in an interconnected manner, providing strong knowledge support for geographic applications, including data retrieval,…

人工智能 · 计算机科学 2024-10-25 Lei Hu , Wenwen Li , Yunqiang Zhu

Graph neural networks for heterogeneous graph embedding is to project nodes into a low-dimensional space by exploring the heterogeneity and semantics of the heterogeneous graph. However, on the one hand, most of existing heterogeneous graph…

机器学习 · 计算机科学 2022-12-01 Zezhi Shao , Yongjun Xu , Wei Wei , Fei Wang , Zhao Zhang , Feida Zhu

Multi-view graph embedding has become a widely studied problem in the area of graph learning. Most of the existing works on multi-view graph embedding aim to find a shared common node embedding across all the views of the graph by combining…

机器学习 · 计算机科学 2017-09-13 Guixiang Ma , Chun-Ta Lu , Lifang He , Philip S. Yu , Ann B. Ragin

Vision-and-Language Navigation (VLN), as a widely discussed research direction in embodied intelligence, aims to enable embodied agents to navigate in complicated visual environments through natural language commands. Most existing VLN…

计算机视觉与模式识别 · 计算机科学 2024-11-14 Youzhi Liu , Fanglong Yao , Yuanchang Yue , Guangluan Xu , Xian Sun , Kun Fu

Graph embedding is a powerful method to represent graph neurological data (e.g., brain connectomes) in a low dimensional space for brain connectivity mapping, prediction and classification. However, existing embedding algorithms have two…

计算机视觉与模式识别 · 计算机科学 2020-09-25 Alin Banka , Inis Buzi , Islem Rekik

Spatial intelligence spans a rich suite of abilities, including visualising and transforming shapes, mentally rotating objects, judging relational positions and containment, and estimating numerosity. However, it still remains a critical…

计算机视觉与模式识别 · 计算机科学 2025-11-20 Shijie Lian , Changti Wu , Laurence Tianruo Yang , Hang Yuan , Bin Yu , Lei Zhang , Kai Chen

We present a novel graph-based learning of EEG representations with gradient alignment (GEEGA) that leverages multi-domain information to learn EEG representations for brain-computer interfaces. Our model leverages graph convolutional…

人机交互 · 计算机科学 2025-12-09 Prithila Angkan , Amin Jalali , Paul Hungler , Ali Etemad

Entity alignment seeks to find entities in different knowledge graphs (KGs) that refer to the same real-world object. Recent advancement in KG embedding impels the advent of embedding-based entity alignment, which encodes entities in a…

计算与语言 · 计算机科学 2020-07-21 Zequn Sun , Qingheng Zhang , Wei Hu , Chengming Wang , Muhao Chen , Farahnaz Akrami , Chengkai Li