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相关论文: Semantic-Fused Multi-Granularity Cross-City Traffi…

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The integrated exploitation of data sources in the mobility domain is key to providing added-value services to passengers, transport companies and authorities. Indeed, multiple stakeholders operate and maintain different kinds of data but…

Semantic networks, such as the knowledge graph, can represent the knowledge leveraging the graph structure. Although the knowledge graph shows promising values in natural language processing, it suffers from incompleteness. This paper…

计算与语言 · 计算机科学 2022-04-29 Da Li , Sen Yang , Kele Xu , Ming Yi , Yukai He , Huaimin Wang

Extensive research has been conducted on assessing grasp stability, a crucial prerequisite for achieving optimal grasping strategies, including the minimum force grasping policy. However, existing works employ basic feature-level fusion…

机器人学 · 计算机科学 2023-08-03 Zhuangzhuang Zhang , Zhenning Zhou , Haili Wang , Zhinan Zhang , Huang Huang , Qixin Cao

Traffic prediction, an essential component for intelligent transportation systems, endeavours to use historical data to foresee future traffic features at specific locations. Although existing traffic prediction models often emphasize…

机器学习 · 计算机科学 2024-07-09 Chenxi Liu , Sun Yang , Qianxiong Xu , Zhishuai Li , Cheng Long , Ziyue Li , Rui Zhao

Cities today generate enormous streams of data from sensors, cameras, and connected infrastructure. While this information offers unprecedented opportunities to improve urban life, most existing systems struggle with scale, latency, and…

人工智能 · 计算机科学 2025-09-03 Kishor Datta Gupta , Md Manjurul Ahsan , Mohd Ariful Haque , Roy George , Azmine Toushik Wasi

The data-hungry problem, characterized by insufficiency and low-quality of data, poses obstacles for deep learning models. Transfer learning has been a feasible way to transfer knowledge from high-quality external data of source domains to…

机器学习 · 计算机科学 2023-08-21 Wendong Bi , Xueqi Cheng , Bingbing Xu , Xiaoqian Sun , Li Xu , Huawei Shen

This paper addresses the problem of traffic prediction in distributed backend systems and proposes a graph neural network based modeling approach to overcome the limitations of traditional models in capturing complex dependencies and…

分布式、并行与集群计算 · 计算机科学 2025-10-20 Zhimin Qiu , Feng Liu , Yuxiao Wang , Chenrui Hu , Ziyu Cheng , Di Wu

Traffic forecasting is significant for urban traffic management, intelligent route planning, and real-time flow monitoring. Recent advances in spatial-temporal models have markedly improved the modeling of intricate spatial-temporal…

机器学习 · 计算机科学 2025-09-03 Xinyu Ji , Chengcheng Yan , Jibiao Yuan , Fiefie Zhao

We propose Neural Turtle Graphics (NTG), a novel generative model for spatial graphs, and demonstrate its applications in modeling city road layouts. Specifically, we represent the road layout using a graph where nodes in the graph…

计算机视觉与模式识别 · 计算机科学 2019-10-07 Hang Chu , Daiqing Li , David Acuna , Amlan Kar , Maria Shugrina , Xinkai Wei , Ming-Yu Liu , Antonio Torralba , Sanja Fidler

Expected to provide higher transportation efficiency and security, autonomous driving has attracted substantial attentions from both industry and academia. Meanwhile, the emergence of edge intelligence has further introduced significant…

信号处理 · 电气工程与系统科学 2024-09-25 Yunqi Feng , Hesheng Shen , Zhendong Shan , Qianqian Yang , Xiufang Shi

It is very useful to integrate human knowledge and experience into traditional neural networks for faster learning speed, fewer training samples and better interpretability. However, due to the obscured and indescribable black box model of…

机器学习 · 计算机科学 2018-10-02 Guangming Shi , Zhongqiang Zhang , Dahua Gao , Xuemei Xie , Yihao Feng , Xinrui Ma , Danhua Liu

Spatio-temporal graph neural networks (STGNN) have become the most popular solution to traffic forecasting. While successful, they rely on the message passing scheme of GNNs to establish spatial dependencies between nodes, and thus…

机器学习 · 计算机科学 2023-01-31 Xu Liu , Yuxuan Liang , Chao Huang , Hengchang Hu , Yushi Cao , Bryan Hooi , Roger Zimmermann

Temporal Graph Learning (TGL) has become a robust framework for discovering patterns in dynamic networks and predicting future interactions. While existing research has largely concentrated on learning from individual networks, this study…

With rapid expansion of cellular networks and the proliferation of mobile devices, cellular traffic data exhibits complex temporal dynamics and spatial correlations, posing challenges to accurate traffic prediction. Previous methods often…

网络与互联网体系结构 · 计算机科学 2026-02-20 Ziyi Li , Hui Ma , Fei Xing , Chunjiong Zhang , Ming Yan

This paper addresses the problems of missing reasoning chains and insufficient entity-level semantic understanding in large language models when dealing with tasks that require structured knowledge. It proposes a fine-tuning algorithm…

计算与语言 · 计算机科学 2025-08-21 Wuyang Zhang , Yexin Tian , Xiandong Meng , Mengjie Wang , Junliang Du

Reliable forecasting of traffic flow requires efficient modeling of traffic data. Indeed, different correlations and influences arise in a dynamic traffic network, making modeling a complicated task. Existing literature has proposed many…

机器学习 · 计算机科学 2024-02-20 Kishor Kumar Bhaumik , Fahim Faisal Niloy , Saif Mahmud , Simon Woo

Representing urban regions accurately and comprehensively is essential for various urban planning and analysis tasks. Recently, with the expansion of the city, modeling long-range spatial dependencies with multiple data sources plays an…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Weiliang Chen , Qianqian Ren , Jinbao Li

Urban transportation systems encounter diverse challenges across multiple tasks, such as traffic forecasting, electric vehicle (EV) charging demand prediction, and taxi dispatch. Existing approaches suffer from two key limitations:…

计算与语言 · 计算机科学 2025-08-21 Jiaming Leng , Yunying Bi , Chuan Qin , Bing Yin , Yanyong Zhang , Chao Wang

Federated Learning (FL) has garnered significant interest recently due to its potential as an effective solution for tackling many challenges in diverse application scenarios, for example, data privacy in network edge traffic…

机器学习 · 计算机科学 2024-04-15 Faisal Ahmed , Myungjin Lee , Suresh Subramaniam , Motoharu Matsuura , Hiroshi Hasegawa , Shih-Chun Lin

Traffic flow prediction plays a critical role in the intelligent transportation system, and it is also a challenging task because of the underlying complex Spatio-temporal patterns and heterogeneities evolving across time. However, most…

人工智能 · 计算机科学 2024-12-24 Jiyao Wang , Zehua Peng , Yijia Zhang , Dengbo He , Lei Chen