Showing 721 - 740 results of 1,594 for search '"navigation"', query time: 0.05s Refine Results
  1. 721
  2. 722

    A multipath error cancellation method based on antenna jitter by Jiyang Liu, Feixue Wang, Xiaomei Tang, Sixin Wang, Muzi Yuan

    Published 2025-02-01
    “…Abstract Global Navigation Satellite System signals are often affected by multipath errors, which impact the accuracy of positioning measurements. …”
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    Article
  3. 723

    Fault-Tolerant Model Predictive Control for Autonomous Underwater Vehicles Considering Unknown Disturbances by Yimin Chen, Shaowen Hao, Jian Gao, Jiarun Wang, Le Li

    Published 2025-01-01
    “…Simulation results demonstrate that the proposed fault-tolerant model predictive control method can effectively achieve stable navigation and heading adjustment under rudder fault conditions in autonomous underwater vehicles.…”
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    Article
  4. 724

    Sur quelques modifications hydromorphologiques dans le Val de Seine (Bassin parisien, France) depuis 1830 : quelle part accorder aux facteurs hydrologiques et anthropiques ? by Séverine Lescure, Gilles Arnaud-Fassetta, Stéphane Cordier

    Published 2011-12-01
    “…., canalisation and channelisation works performed for navigation purposes). Floods only contributed to increase the impact of some basic auto cyclic processes (erosion of concave banks, deposition on convex banks).…”
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    Article
  5. 725

    GNSS spoofing in conflict zones disrupts wildlife tracking and hampers research and conservation efforts by Frédéric Jiguet, Asaf Mayrose, Markus Piha, Ron Efrat, Tuomas Seimola, Nir Sapir, Sami Timonen, Yohay Wasserlauf, Aurélien Besnard, Pierrick Bocher, Andrea Kölzsch, Aleksi Lehikoinen, Anne-Christine Monnet, Petr Procházka, Yoav Perlman

    Published 2025-01-01
    “…In war and conflict zones, the jamming of Global Navigation Satellite System (GNNS) signals by military forces disrupts the tracking of tagged animals, and has increased in frequency following the recent escalation of conflicts in Eastern Europe and the Middle East. …”
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    Article
  6. 726

    The Unbiased Characteristic of Doppler Frequency in GNSS Antenna Array Processing by Yuchen Xie, Zhengrong Li, Feiqiang Chen, Huaming Chen, Feixue Wang

    Published 2019-01-01
    “…The antenna array technology, especially the spaced-time array processing (STAP), is one of the effective methods used in Global Navigation Satellite System (GNSS) receivers to refrain the power of jamming and enhance the performance of receivers in the circumstance of interference. …”
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    Article
  7. 727

    Shortest-Path Optimization of Ship Diesel Engine Disassembly and Assembly Based on AND/OR Network by Deng-Zhi Chen, Chen Wei, Guo-Ling Jia, Zhi-Hua Hu

    Published 2020-01-01
    “…Ship diesel engine disassembly and assembly (SDEDA) is essential for ship inspection and maintenance and navigation safety. The SDEDA consists of various machinery parts and operations. …”
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    Article
  8. 728

    Entre Rhône et Rhin : les ports fluvio-lacustres de la Suisse romaine by Romain Guichon

    Published 2020-12-01
    “…This exceptional site also allows to study for the first time in Switzerland the three theoretical spaces of an ancient port, as they were redefined during the Nantes conference (navigation, loading-unloading, storage).…”
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    Article
  9. 729

    Ageing in the right place—usability of a web-based housing counselling service by Frida Nordeström, Marianne Granbom, Susanne Iwarsson, Magnus Zingmark

    Published 2024-12-01
    “…Additions to the content and optimisation to assist in the general navigation of the website were suggested. The participants disagreed regarding the preferred mode of delivery, which indicates a need for selectable options. …”
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    Article
  10. 730
  11. 731

    A Path Planning Algorithm with a Guaranteed Distance Cost in Wireless Sensor Networks by Yuanchao Liu, Shukui Zhang, Jianxi Fan, Juncheng Jia

    Published 2012-11-01
    “…Navigation with wireless sensor networks (WSNs) is the key to provide an effective path for the mobile node. …”
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    Article
  12. 732

    Sliding Mode Control Approach for Vision-Based High-Precision Unmanned Aerial Vehicle Landing System Under Disturbances by Hao Wu, Wei Wang, Tong Wang, Satoshi Suzuki

    Published 2024-12-01
    “…This study develops a system that leverages global navigation satellite system (GNSS) signals and UAV visual data to enable real-time precision landings, and incorporates a sliding mode controller (SMC) to mitigate external disturbances throughout the landing process. …”
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    Article
  13. 733

    What is the Role of Trust in Peer Support Schemes for Underrepresented Students? by Claire Hamshire, Mimi Benjamin, Alan Soong Swee Kit

    Published 2025-01-01
    “…Whilst the three settings are diverse, the findings demonstrate that supporting learning transitions and the navigation of liminal spaces through peer support can encourage trust, belonging, and student success. …”
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    Article
  14. 734

    Detection of UAV GPS Spoofing Attacks Using a Stacked Ensemble Method by Ting Ma, Xiaofeng Zhang, Zhexin Miao

    Published 2024-12-01
    “…Unmanned aerial vehicles (UAVs) are vulnerable to global positioning system (GPS) spoofing attacks, which can mislead their navigation systems and result in unpredictable catastrophic consequences. …”
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    Article
  15. 735

    An Empirical Spatial Accessibility Analysis of Qingdao City Based on Multisource Data by Ge Gao, Zhen Wang, Xinmin Liu, Tongfei Li

    Published 2020-01-01
    “…The multisource data includes navigation data, location based service (LBS) data, Point of Interest (POI) data and the census data. …”
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    Article
  16. 736

    Adaptive Gain Control Method of a Phase-Locked Loop for GNSS Carrier Signal Tracking by Zhibin Luo, Jicheng Ding, Lin Zhao

    Published 2018-01-01
    “…The global navigation satellite system (GNSS) has been widely used in both military and civil fields. …”
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    Article
  17. 737

    The Impact of Oil and Gas Resources In the Arctic on the Development of the Transport System in the Region by V. I. Salygin, I. A. Guliyev, A. O. Khubaeva

    Published 2015-08-01
    “…The first step is to ensure the safety of navigation in the Arctic ice. Also existing infrastructure needs substantial upgrading, as well as construction of new facilities (including ports, railways, roads, etc.). …”
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    Article
  18. 738

    Quadrotor Trajectory Planning with Tetrahedron Partitions and B-Splines in Unknown and Dynamic Environments by Jiayu Men, Jesús Requena Carrión

    Published 2024-12-01
    “…Trajectory planning is a key task in unmanned aerial vehicle navigation systems. Although trajectory planning in the presence of obstacles is a well-understood problem, unknown and dynamic environments still present significant challenges. …”
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    Article
  19. 739

    The impact of war on animal welfare: the Imperial Japanese Navy’s manipulation of pigeon behavior in WW II by Cheng Peng, Zi-qi Luo, Lin-hui Guo, Yi-fei Zhu

    Published 2025-02-01
    “…To enable pigeons to support communications aboard moving warships, the IJN exposed these land-dwelling birds to maritime environments, training them to endure challenging conditions such as inclement weather, extreme temperatures, long-distance sea flights, and night-time navigation. During the latter stages of World War II, as Japan faced intensified aerial bombardments, the IJN developed concealed underground pigeon lofts. …”
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  20. 740

    Bringing Motor Imagery BCI systems outside of the laboratory into daily activities by Sonal Santosh Baberwal, Shirley Coyle

    Published 2025-03-01
    “…Motor Imagery Brain-Computer Interfaces(MI-BCIs) transform imagined movements into actionable control signals, enabling applications such as wheelchair navigation and robotic device operation. By leveraging the brain's ability to generate neural activity similar to actual movement during imagination, MI-BCIs hold great promise for assisting individuals with mobility impairments or neuromuscular disorders, such as spinal cord injuries. …”
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    Article