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  1. No Access

    Chapter and Conference Paper

    Channel Imbalance Calibration for Digital Beamforming SAR System in Elevation

    Digital beam forming (DBF) synthetic aperture radar is an important technological approach for achieving high-resolution and wide-swath imaging. However, the unavoidable channel mismatch among received channel...

    Yashi Zhou, **aolei Han, Liang An, Jian Ma… in Communications, Signal Processing, and Sys… (2024)

  2. No Access

    Chapter and Conference Paper

    RVM for Recognition of QRS Complexes in Electrocardiogram

    QRS complex is with significant use in electrocardiogram (ECG) components. This paper uses a special algorithm to recognize QRS complexes in the ECG, which is based on relevance vector machines (RVM). RVM is u...

    Lu Bing, **aolei Han… in Advances in Intelligent Systems and Interactive Applications (2018)

  3. No Access

    Chapter and Conference Paper

    A Method for Water Pollution Source Localization with Sensor Monitoring Networks

    Research on pollution localization using sensor monitoring networks has important significance for environmental protection. There are some challenges in the detection and localization of water pollution sourc...

    Lan Wu, **aolei Han, Chenglin Wen in Big Data (2018)

  4. No Access

    Chapter and Conference Paper

    A Link State Aware Hierarchical Road Routing Protocol for 3D Scenario in VANETs

    In urban VANETs, nodes on the road appear three-dimensional (3D) distribution. However, the existing protocols only consider the case of planar distribution. It may cause problems in 3D scenarios, like hop cou...

    Ying He, Changle Li, **aolei Han, Qin Lin in Internet of Vehicles – Technologies and Se… (2014)

  5. No Access

    Chapter and Conference Paper

    La2O3 Effect on Microstructure, Mechanical and Tribological Properties of Ni-W Coatings

    In this work, a Ni-W-La2O3 composite coating was prepared by electrodeposition method. Microhardness tester and environmental scanning electron microscope equipped energy dispersive spectroscopy were employed to ...

    Baolei Han, **nchun Lu in Advanced Tribology (2010)