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相关论文: Joint predictions of multi-modal ride-hailing dema…

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Dynamic network-level models directly addressing ride-sourcing services can support the development of efficient strategies for both congestion alleviation and promotion of more sustainable mobility. Recent developments presented models…

物理与社会 · 物理学 2023-01-25 Caio Vitor Beojone , Nikolas Geroliminis

Multi-task learning improves generalization performance by sharing knowledge among related tasks. Existing models are for task combinations annotated on the same dataset, while there are cases where multiple datasets are available for each…

计算机视觉与模式识别 · 计算机科学 2018-05-16 Seiichiro Fukuda , Ryota Yoshihashi , Rei Kawakami , Shaodi You , Makoto Iida , Takeshi Naemura

User purchasing prediction with multi-behavior information remains a challenging problem for current recommendation systems. Various methods have been proposed to address it via leveraging the advantages of graph neural networks (GNNs) or…

信息检索 · 计算机科学 2022-01-20 Haoran Yang , Hongxu Chen , Lin Li , Philip S. Yu , Guandong Xu

Bike sharing is a vital component of a modern multi-modal transportation system. However, its implementation can lead to bike supply-demand imbalance due to fluctuating spatial and temporal demands. This study proposes a comprehensive…

物理与社会 · 物理学 2018-06-11 Lei Lin

In the task of Knowledge Graph Completion (KGC), the existing datasets and their inherent subtasks carry a wealth of shared knowledge that can be utilized to enhance the representation of knowledge triplets and overall performance. However,…

计算与语言 · 计算机科学 2024-05-14 Yongxue Shan , Jie Zhou , Jie Peng , Xin Zhou , Jiaqian Yin , Xiaodong Wang

Rating is a typical user explicit feedback that visually reflects how much a user likes a related item. The (rating) matrix completion is essentially a rating prediction process, which is also a significant problem in recommender systems.…

机器学习 · 计算机科学 2025-07-09 Xiang Li , Changsheng Shui , Zhongying Zhao , Junyu Dong , Yanwei Yu

Multi-task learning (MTL) aims at learning related tasks in a unified model to achieve mutual improvement among tasks considering their shared knowledge. It is an important topic in recommendation due to the demand for multi-task prediction…

信息检索 · 计算机科学 2023-02-10 Yuhao Wang , Ha Tsz Lam , Yi Wong , Ziru Liu , Xiangyu Zhao , Yichao Wang , Bo Chen , Huifeng Guo , Ruiming Tang

CDR (Cross-Domain Recommendation), i.e., leveraging information from multiple domains, is a critical solution to data sparsity problem in recommendation system. The majority of previous research either focused on single-target CDR (STCDR)…

信息检索 · 计算机科学 2024-11-27 Xiaopeng Liu , Juan Zhang , Chongqi Ren , Shenghui Xu , Zhaoming Pan , Zhimin Zhang

As ride-hailing services have experienced significant growth, the majority of research has concentrated on the dispatching mode, where drivers must adhere to the platform's assigned routes. However, the broadcasting mode, in which drivers…

人工智能 · 计算机科学 2023-12-12 Taijie Chen , Zijian Shen , Siyuan Feng , Linchuan Yang , Jintao Ke

Ride-hailing services, such as Didi Chuxing, Lyft, and Uber, arrange thousands of cars to meet ride requests throughout the day. We consider a Markov decision process (MDP) model of a ride-hailing service system, framing it as a…

最优化与控制 · 数学 2021-04-30 Jiekun Feng , Mark Gluzman , J. G. Dai

Accurate traffic Flow Prediction can assist in traffic management, route planning, and congestion mitigation, which holds significant importance in enhancing the efficiency and reliability of intelligent transportation systems (ITS).…

机器学习 · 计算机科学 2024-08-09 Wei Zhang , Peng Tang

Traffic flow forecasting has been regarded as a key problem of intelligent transport systems. In this work, we propose a hybrid multimodal deep learning method for short-term traffic flow forecasting, which can jointly and adaptively learn…

机器学习 · 计算机科学 2019-03-20 Shengdong Du , Tianrui Li , Xun Gong , Shi-Jinn Horng

As an important part of intelligent transportation systems, traffic forecasting has attracted tremendous attention from academia and industry. Despite a lot of methods being proposed for traffic forecasting, it is still difficult to model…

机器学习 · 计算机科学 2022-10-07 Le Zhao , Mingcai Chen , Yuntao Du , Haiyang Yang , Chongjun Wang

Accurate and robust trajectory prediction of neighboring agents is critical for autonomous vehicles traversing in complex scenes. Most methods proposed in recent years are deep learning-based due to their strength in encoding complex…

机器人学 · 计算机科学 2023-03-27 Yujun Jiao , Mingze Miao , Zhishuai Yin , Chunyuan Lei , Xu Zhu , Linzhen Nie , Bo Tao

The precise estimation of resource usage is a complex and challenging issue due to the high variability and dimensionality of heterogeneous service types and dynamic workloads. Over the last few years, the prediction of resource usage and…

分布式、并行与集群计算 · 计算机科学 2023-02-07 Deepika Saxena , Jitendra Kumar , Ashutosh Kumar Singh , Stefan Schmid

Traffic forecasting is important for the success of intelligent transportation systems. Deep learning models, including convolution neural networks and recurrent neural networks, have been extensively applied in traffic forecasting problems…

机器学习 · 计算机科学 2022-07-08 Weiwei Jiang , Jiayun Luo

Due to the widespread applications in real-world scenarios, metro ridership prediction is a crucial but challenging task in intelligent transportation systems. However, conventional methods either ignore the topological information of metro…

机器学习 · 计算机科学 2020-11-04 Lingbo Liu , Jingwen Chen , Hefeng Wu , Jiajie Zhen , Guanbin Li , Liang Lin

We present a new practical framework based on deep reinforcement learning and decision-time planning for real-world vehicle repositioning on ride-hailing (a type of mobility-on-demand, MoD) platforms. Our approach learns the spatiotemporal…

机器学习 · 计算机科学 2021-07-13 Yan Jiao , Xiaocheng Tang , Zhiwei Qin , Shuaiji Li , Fan Zhang , Hongtu Zhu , Jieping Ye

With the rapid development of the low-altitude economy, air-ground integrated multi-access edge computing (MEC) systems are facing increasing demands for real-time and intelligent task scheduling. In such systems, task offloading and…

网络与互联网体系结构 · 计算机科学 2025-06-30 Yifan Xue , Ruihuai Liang , Bo Yang , Xuelin Cao , Zhiwen Yu , Mérouane Debbah , Chau Yuen

Connected autonomous vehicles (CAVs) must simultaneously perform multiple tasks, such as object detection, semantic segmentation, depth estimation, trajectory prediction, motion prediction, and behaviour prediction, to ensure safe and…

机器人学 · 计算机科学 2025-08-07 Jiayuan Wang , Farhad Pourpanah , Q. M. Jonathan Wu , Ning Zhang