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  1. Bridge: Enabling BLE Direction Finding Feature Compatible with All Bluetooth Devices

    Article • November 2025, ACM (Association for Computing Machinery)

    Yi-Chao Chen, Yida Wang, Jingxian Wang, Ling Ma

  2. Experience: Large Scale Indoor Location-based Service in Libraries

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

    Ling Ma