Showing 681 - 700 results of 2,327 for search '"navigation"', query time: 0.07s Refine Results
  1. 681
  2. 682

    A Robust Method to Suppress Jamming for GNSS Array Antenna Based on Reconstruction of Sample Covariance Matrix by Yanyun Gong, Ling Wang, Rugui Yao, Zhaolin Zhang

    Published 2017-01-01
    “…The Global Navigation Satellite System (GNSS) receiver is vulnerable to active jamming, which results in imprecise positioning. …”
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    Article
  3. 683

    Total Knee Replacement in the Obese Patient: Comparing Computer Assisted and Conventional Technique by Yogeesh D. Kamat, Kamran M. Aurakzai, Ajeya R. Adhikari

    Published 2014-01-01
    “…We aimed to see whether any benefits were evident with use of computer navigation during total knee replacement in these cases. …”
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    Article
  4. 684
  5. 685

    UAV Localization Method with Keypoints on the Edges of Semantic Objects for Low-Altitude Economy by Yineng Li, Qinghua Zeng, Chen Shao, Peng Zhuo, Bowen Li, Kecheng Sun

    Published 2024-12-01
    “…The localization accuracy of UAVs highly relies on the Global Navigation Satellite System (GNSS), which can be easily affected in low-altitude urban environments, making it difficult to maintain effective localization accuracy. …”
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    Article
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    Measuring. Monitoring. Management. Control by S.V. Logunov, E.V. Blagodyrenko, I.S. Gerasimenko, N.A. Kupriyanov

    Published 2024-12-01
    “…The values of the error threshold vectors for estimates of the current navigation parameters of satellites are obtained, which are formed during the transition from one measurement site or forecast to another with known error estimation vectors of the current navigation parameters. …”
    Article
  10. 690

    Risk Prediction for Ship Encounter Situation Awareness Using Long Short-Term Memory Based Deep Learning on Intership Behaviors by Jie Ma, Wenkai Li, Chengfeng Jia, Chunwei Zhang, Yu Zhang

    Published 2020-01-01
    “…Encounter risk prediction is critical for safe ship navigation, especially in congested waters, where ships sail very near to each other during various encounter situations. …”
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    Article
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    Novel Model for Manoeuvrability of Ships Advancing in Landslide-Generated Tsunamis by Peiyin Yuan, Pingyi Wang, Yu Zhao

    Published 2020-01-01
    “…A safety risk response theory of navigation in the area of landslide-generated tsunamis was proposed, and a scientific basis was provided for the safe navigation of ships in the Three Gorges Reservoir area.…”
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    Article
  14. 694
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    Single-epoch power positioning method for multi-beam LEO communication satellites by Sibo Gao, Sibo Gao, Chunjiang Ma, Chunjiang Ma, Xiaomei Tang, Xiaomei Tang, Feixue Wang, Feixue Wang

    Published 2025-01-01
    “…The statistical results show that power positioning users can obtain the positioning accuracy of kilometers and the timing accuracy of microseconds, which meets initial timing needs under strong confrontation, enhancing the medium and high orbit satellite navigation.…”
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    Article
  16. 696
  17. 697

    Collision Avoidance for Maritime Autonomous Surface Ships Based on Model Predictive Control Using Intention Data and Quaternion Ship Domain by Hanxuan Zhang, Yuchi Cao, Qihe Shan, Yukun Sun

    Published 2025-01-01
    “…With the increasing proportion of ships in logistics and the growing prosperity of traffic in maritime, negotiation and cooperative collision avoidance between ships is becoming more and more essential for navigational safety. This paper proposes a Model Predictive Control method that utilizes intention data of the target ship and a quaternion ship domain model to achieve collision avoidance while considering COLREGs, named IQMPC. …”
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    Article
  18. 698

    Physical Modelling of Roll and Pitch Motions of Travelling or Stationary Ship in Large-Scale Landslide-Generated Waves by Pei-yin Yuan, Ping-yi Wang, Yu Zhao

    Published 2020-01-01
    “…Large-scale landslides often occur in river-type reservoirs, and landslide-generated waves affect navigation channels and the navigation of ships. Thus, such waves cause widespread regional disasters. …”
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    Article
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