All Stories

  1. Dynamic Population Distribution Aware Human Trajectory Generation with Diffusion Model

    Article • ACM Transactions on Intelligent Systems and Technology, February 2026, ACM (Association for Computing Machinery)

    Tong Li

  2. Jointly Optimizing Deployment and Antenna of Base Stations Using Hierarchical Reinforcement Learning

    Article • ACM Transactions on Knowledge Discovery from Data, November 2025, ACM (Association for Computing Machinery)

    Tong Li

  3. Vehicle Trajectory Data Processing, Analytics, and Applications: A Survey

    Article • ACM Computing Surveys, March 2025, ACM (Association for Computing Machinery)

    Tong Li

  4. Generative AI Empowered Network Digital Twins: Architecture, Technologies, and Applications

    Article • ACM Computing Surveys, January 2025, ACM (Association for Computing Machinery)

    Tong Li

  5. Digital Twin Enhanced Multi-Agent Reinforcement Learning for Large-Scale Mobile Network Coverage Optimization

    Article • ACM Transactions on Knowledge Discovery from Data, December 2024, ACM (Association for Computing Machinery)

    Tong Li

  6. Sustainable Connections: Exploring Energy Efficiency in 5G Networks

    Article • December 2024, ACM (Association for Computing Machinery)

    Tong Li

  7. NetDiff: A Service-Guided Hierarchical Diffusion Model for Network Flow Trace Generation

    Article • Proceedings of the ACM on Networking, August 2024, ACM (Association for Computing Machinery)

    Tong Li

  8. Knowledge Guided Conditional Diffusion Model for Controllable Mobile Traffic Generation

    Article • May 2024, ACM (Association for Computing Machinery)

    Tong Li

  9. Mobile User Traffic Generation via Multi-Scale Hierarchical GAN

    Article • ACM Transactions on Knowledge Discovery from Data, May 2024, ACM (Association for Computing Machinery)

    Tong Li

  10. Empowering Spatial Knowledge Graph for Mobile Traffic Prediction

    Article • November 2023, ACM (Association for Computing Machinery)

    Tong Li

  11. Demand-Driven Urban Facility Visit Prediction

    Article • ACM Transactions on Intelligent Systems and Technology, November 2023, ACM (Association for Computing Machinery)

    Tong Li, Fan Yang

  12. Safe-NORA: Safe Reinforcement Learning-based Mobile Network Resource Allocation for Diverse User Demands

    Article • October 2023, ACM (Association for Computing Machinery)

    Tong Li

  13. Large-scale Urban Cellular Traffic Generation via Knowledge-Enhanced GANs with Multi-Periodic Patterns

    Article • August 2023, ACM (Association for Computing Machinery)

    Tong Li

  14. Demo: Scalable Digital Twin System for Mobile Networks with Generative AI

    Article • June 2023, ACM (Association for Computing Machinery)

    Tong Li

  15. You Are How You Use Apps: User Profiling Based on Spatiotemporal App Usage Behavior

    Article • ACM Transactions on Intelligent Systems and Technology, May 2023, ACM (Association for Computing Machinery)

    Tong Li, Sasu Tarkoma

  16. Learning Representations of Satellite Imagery by Leveraging Point-of-Interests

    Article • ACM Transactions on Intelligent Systems and Technology, May 2023, ACM (Association for Computing Machinery)

    Tong Li, Sasu Tarkoma

  17. FedACK: Federated Adversarial Contrastive Knowledge Distillation for Cross-Lingual and Cross-Model Social Bot Detection

    Article • April 2023, ACM (Association for Computing Machinery)

    Renyu Yang, Tong Li

  18. Beyond the First Law of Geography: Learning Representations of Satellite Imagery by Leveraging Point-of-Interests

    Article • April 2022, ACM (Association for Computing Machinery)

    Sasu Tarkoma, Tong Li

  19. ”What Apps Did You Use?”: Understanding the Long-term Evolution of Mobile App Usage

    Article • April 2020, ACM (Association for Computing Machinery)

    Sasu Tarkoma, Tong Li