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- research-articleDecember 2023
Traffic Accident Risk Prediction via Multi-View Multi-Task Spatio-Temporal Networks
IEEE Transactions on Knowledge and Data Engineering (IEEECS_TKDE), Volume 35, Issue 12Pages 12323–12336https://doi.org/10.1109/TKDE.2021.3135621Abnormal traffic incidents such as traffic accidents have become a significant health and development threat with the rapid urbanization of many countries. Thus it is critically important to accurately forecast the traffic accident risks of different ...
- ArticleNovember 2023
From Classroom to Metaverse: A Study on Gamified Constructivist Teaching in Higher Education
- Peter H. F. Ng,
- Peter Q. Chen,
- Zackary P. T. Sin,
- Ye Jia,
- Richard Chen Li,
- George Baciu,
- Jiannong Cao,
- Qing Li
AbstractIn the rapidly evolving educational landscape, the integration of metaverse and gamification is emerging as a revolutionary approach. This paper presents the Gamified Constructivist Teaching in the Metaverse (GCTM) framework, aiming to enhance ...
- ArticleNovember 2023
- research-articleNovember 2023
A UAV-Assisted Truth Discovery Approach With Incentive Mechanism Design in Mobile Crowd Sensing
IEEE/ACM Transactions on Networking (TON), Volume 32, Issue 2Pages 1738–1752https://doi.org/10.1109/TNET.2023.3331059Incentive mechanisms are essential to incentive workers carrying mobile handheld devices to participate in mobile crowd sensing and finally achieve good truth discovery performance. However, malicious workers may report false or malicious data to defraud ...
- research-articleNovember 2023
mmDrive: Fine-grained Fatigue Driving Detection Using mmWave Radar
ACM Transactions on Internet of Things (TIOT), Volume 4, Issue 4Article No.: 26, Pages 1–30https://doi.org/10.1145/3614437Early detection of fatigue driving is pivotal for the safety of drivers and pedestrians. Traditional approaches mainly employ cameras and wearable sensors to detect fatigue features, which are intrusive to drivers. Recent advances in radio frequency (RF) ...
- ArticleOctober 2023
VF-HM: Vision Loss Estimation Using Fundus Photograph for High Myopia
Medical Image Computing and Computer Assisted Intervention – MICCAI 2023Pages 649–659https://doi.org/10.1007/978-3-031-43990-2_61AbstractHigh myopia (HM) is a leading cause of irreversible vision loss due to its association with various ocular complications including myopic maculopathy (MM). Visual field (VF) sensitivity systematically quantifies visual function, thereby revealing ...
- research-articleOctober 2023
Multiple Resolution Bit Tracking for Continuous Reliable RFID Tag Identification
IEEE Transactions on Mobile Computing (ITMV), Volume 22, Issue 10Pages 6071–6085https://doi.org/10.1109/TMC.2022.3187289In recent years, radio frequency identification (RFID) technology has been applied in various fields to efficiently identify objects. Considering that identification is usually performed continuously, the latest RFID approaches use previous identification ...
- research-articleOctober 2023
Towards Transmission-Friendly and Robust CNN Models over Cloud and Device
IEEE Transactions on Mobile Computing (ITMV), Volume 22, Issue 10Pages 6176–6189https://doi.org/10.1109/TMC.2022.3186496Deploying deep convolutional neural network (CNN) models on ubiquitous Internet of Things (IoT) devices has attracted much attention from industry and academia since it greatly facilitates our lives by providing various rapid-response services. Due to the ...
- research-articleSeptember 2023
Time-Aware Dynamic Graph Embedding for Asynchronous Structural Evolution
IEEE Transactions on Knowledge and Data Engineering (IEEECS_TKDE), Volume 35, Issue 9Pages 9656–9670https://doi.org/10.1109/TKDE.2023.3246059Dynamic graphs refer to graphs whose structure dynamically changes over time. Despite the benefits of learning vertex representations (i.e., embeddings) for dynamic graphs, existing works merely view a dynamic graph as a sequence of changes within the ...
- research-articleSeptember 2023
DesPrompt: Personality-descriptive prompt tuning for few-shot personality recognition
Information Processing and Management: an International Journal (IPRM), Volume 60, Issue 5https://doi.org/10.1016/j.ipm.2023.103422AbstractPersonality recognition in text is a critical problem in classifying personality traits from the input content of users. Recent studies address this issue by fine-tuning pre-trained language models (PLMs) with additional classification heads. ...
- research-articleAugust 2023
SANCUS: staleness-aware communication-avoiding full-graph decentralized training in large-scale graph neural networks (extended abstract)
IJCAI '23: Proceedings of the Thirty-Second International Joint Conference on Artificial IntelligenceArticle No.: 724, Pages 6480–6485https://doi.org/10.24963/ijcai.2023/724Graph neural networks (GNNs) have emerged due to their success at modeling graph data. Yet, it is challenging for GNNs to efficiently scale to large graphs. Thus, distributed GNNs come into play. To avoid communication caused by expensive data movement ...
- research-articleAugust 2023
Reliable Dynamic Service Chain Scheduling in 5G Networks
IEEE Transactions on Mobile Computing (ITMV), Volume 22, Issue 8Pages 4898–4911https://doi.org/10.1109/TMC.2022.3157312As a key enabler of future 5G network, Service Function Chain (SFC) forwards the traffic flow along a chain of Virtual Network Functions (VNFs) to provide network services flexibility. One of the most important problems in SFC is to deploy the VNFs and ...
- research-articleJuly 2023
Optimizing Aggregation Frequency for Hierarchical Model Training in Heterogeneous Edge Computing
IEEE Transactions on Mobile Computing (ITMV), Volume 22, Issue 7Pages 4181–4194https://doi.org/10.1109/TMC.2022.3149584Federated Learning (FL) has been widely used for distributed machine learning in edge computing. In FL, the model parameters are iteratively aggregated from the clients to a central server, which is inclined to be the communication bottleneck and single ...
- research-articleJuly 2023
MBA-STNet: Bayes-Enhanced Discriminative Multi-Task Learning for Flow Prediction
IEEE Transactions on Knowledge and Data Engineering (IEEECS_TKDE), Volume 35, Issue 7Pages 7164–7177https://doi.org/10.1109/TKDE.2022.3179781Crowd flow prediction, which aims to predict the in/out flows of different areas of a city, plays a critically important role in many real-world applications including intelligent transportation systems and public safety. The challenges of this problem ...
- research-articleJuly 2023
Privacy-preserving and efficient data sharing for blockchain-based intelligent transportation systems
Information Sciences: an International Journal (ISCI), Volume 635, Issue CPages 72–85https://doi.org/10.1016/j.ins.2023.03.121AbstractRecent years have witnessed the development and adoption of blockchain technology in intelligent transportation systems (ITS) because of its authenticity and traceability. However, increasing ITS devices impose grand challenges in ...
- research-articleJune 2023
Accelerating DNN Inference With Reliability Guarantee in Vehicular Edge Computing
IEEE/ACM Transactions on Networking (TON), Volume 31, Issue 6Pages 3238–3253https://doi.org/10.1109/TNET.2023.3279512This paper explores on accelerating Deep Neural Network (DNN) inference with reliability guarantee in Vehicular Edge Computing (VEC) by considering the synergistic impacts of vehicle mobility and Vehicle-to-Vehicle/Infrastructure (V2V/V2I) communications. ...
- research-articleMay 2023
Mitigating Imminent Collision for Multi-robot Navigation: A TTC-force Reward Shaping Approach
AAMAS '23: Proceedings of the 2023 International Conference on Autonomous Agents and Multiagent SystemsPages 1448–1456We study the distributed multi-robot navigation problem, which refers to a group of mobile robots avoiding collision with each other while navigating from their start positions to the goal positions. Existing works still suffer from two limitations: 1) ...
- ArticleApril 2023
Weakly-Supervised Multi-action Offline Reinforcement Learning for Intelligent Dosing of Epilepsy in Children
AbstractEpilepsy in childhood is a common neurological disorder in children. Most cases are benign childhood epilepsy, which can be controlled with medication by adaptive adjustment of the dosage of antiepileptic drugs (AEDs). Recently, reinforcement ...
- research-articleApril 2023
High-Efficiency Blockchain-Based Supply Chain Traceability
IEEE Transactions on Intelligent Transportation Systems (ITS-TRANSACTIONS), Volume 24, Issue 4Pages 3748–3758https://doi.org/10.1109/TITS.2022.3205445Supply chain traceability refers to product tracking from the source to customers, demanding transparency, authenticity, and high efficiency. In recent years, blockchain has been widely adopted in supply chain traceability to provide transparency and ...
- research-articleMarch 2023
Personalized Federated Learning on Non-IID Data via Group-based Meta-learning
ACM Transactions on Knowledge Discovery from Data (TKDD), Volume 17, Issue 4Article No.: 49, Pages 1–20https://doi.org/10.1145/3558005Personalized federated learning (PFL) has emerged as a paradigm to provide a personalized model that can fit the local data distribution of each client. One natural choice for PFL is to leverage the fast adaptation capability of meta-learning, where it ...