Showing 1,081 - 1,100 results of 2,327 for search '"navigation"', query time: 0.05s Refine Results
  1. 1081

    GA-ARMA Model for Predicting IGS RTS Corrections by Mingyu Kim, Jeongrae Kim

    Published 2017-01-01
    “…The global navigation satellite system (GNSS) is widely used to estimate user positions. …”
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    Article
  2. 1082

    Mitigation of Diffraction Effect in GNSS Positioning Considering Azimuth and PDOP in Canyon Environment by Qingfeng Wu, Xiaoya Wang, Houxiang Zhou

    Published 2025-01-01
    “…Global navigation satellite system (GNSS) monitoring stations established in canyon environments inevitably face challenges such as multipath effects, diffracted signals, and non-line-of-sight (NLOS) reception due to obstructions. …”
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    Article
  3. 1083

    Optimal Acceleration-Velocity-Bounded Trajectory Planning in Dynamic Crowd Simulation by Fu Yue-wen, Li Meng, Liang Jia-hong, Hu Xiao-qian

    Published 2014-01-01
    “…Creating complex and realistic crowd behaviors, such as pedestrian navigation behavior with dynamic obstacles, is a difficult and time consuming task. …”
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    Article
  4. 1084
  5. 1085

    Understanding the nature of landslides through detailed geomorphological mapping on the Sumbing Volcanic Landscape, Java Island, Indonesia by Elok Surya Pratiwi, Su-min Shen, Junun Sartohadi

    Published 2024-12-01
    “…High-resolution LiDAR Digital Terrain Model (DTM), Global Navigation Satellite System (GNSS) data, Unmanned Aerial Vehicle (UAV)-based aerial photographs, and field surveys were integrated to enable detailed landform interpretation of post-volcanic mass wasting processes. …”
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    Article
  6. 1086

    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
  7. 1087

    Research on 2D/3D multimodal medical image registration algorithm by XU Mi, ZHUGE Bin, YUAN Feiniu, YIN Zhenghu, DONG Ligang, JIANG Xian, SUN Yingqi, SONG Jiaqi, SHI Xiaotong, SU Lei, ZHOU Yibo, LIN Shifan

    Published 2024-03-01
    “…2D/3D multimodal alignment plays an important role in medical image navigation surgery, which is mainly used to provide real-time information of preoperative 3D images and intraoperative 2D images to help doctors accurately locate the lesions and plan the surgical paths, so as to improve the safety and efficiency of surgery. …”
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    Article
  8. 1088

    An Ionospheric Climate Index Based on GNSS by Cheng Wang, Yuting Li, Jicang Wu, Lei Fan, Zhipeng Wang, Chen Zhou, Chuang Shi

    Published 2021-01-01
    “…Ground‐based Global Navigation Satellite System (GNSS) station network provides an opportunity for modeling the ionospheric TEC with high accuracy. …”
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    Article
  9. 1089

    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
  10. 1090

    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
  11. 1091

    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
  12. 1092

    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
  13. 1093

    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
  14. 1094

    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
  15. 1095

    Latitudinal, Diurnal, and Seasonal Variations in the Accuracy of an RTK Positioning System and Its Relationship With Ionospheric Irregularities by A. F. Follestad, L. B. N. Clausen, J. I. Moen, K. S. Jacobsen

    Published 2021-06-01
    “…CPOS is based on multiple Global Navigation Satellite Systems (multi‐GNSS) in addition to base stations to provide correction data. …”
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    Article
  16. 1096

    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
  17. 1097
  18. 1098

    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
  19. 1099

    Effects of GNSS Receiver Tuning on the PLL Tracking Jitter Estimation in the Presence of Ionospheric Scintillation by K. Guo, M. Aquino, S. Vadakke Veettil

    Published 2020-07-01
    “…It can severely degrade the performance of Global Navigation Satellite System (GNSS) receivers, thus increasing positioning errors. …”
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    Article
  20. 1100

    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