Showing 1,401 - 1,420 results of 2,327 for search '"navigation"', query time: 0.06s Refine Results
  1. 1401

    Revisiting the Ionospheric Disturbances Over Low Latitude Region of China During Super Typhoon Hato by Ke Li, Donghe Zhang, Yi Zeng, Yaoyu Tian, Guofeng Dai, Zhizhao Liu, Guanglin Yang, Shuji Sun, Guozhu Li, Yongqiang Hao, Zuo Xiao

    Published 2024-05-01
    “…Using the ionospheric total electron content (TEC) derived from Global Navigation Satellite System observations, the ionospheric disturbances during the super typhoon Hato in 2017 that was accompanied by a weak geomagnetic storm are revisited, including the ionospheric deviation and traveling ionospheric disturbances (TIDs). …”
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  2. 1402

    Les changements hydromorphologiques de l’estuaire de la Loire et l’évolution du port de Rezé/Ratiatum (Loire-Atlantique) by Rémy Arthuis

    Published 2020-12-01
    “…The latter facilities were adapted to suit this environment and could accommodate mixed navigation, both fluvial and estuary. Subsequent to the water crisis of the 2nd and 3rd c. …”
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  3. 1403
  4. 1404

    Investigation of the Feasibility and Safety of a Highly Intensive Penetration Technique for Recanalization in Severe Calcified Femoropopliteal Occlusive Lesions: A Retrospective Ob... by Shinsuke Mori, Keisuke Hirano, Yusuke Setonaga, Toshihiko Kishida, Tomoya Fukagawa, Kohei Yamaguchi, Masafumi Mizusawa, Masakazu Tsutsumi, Norihiro Kobayashi, Yoshiaki Ito

    Published 2025-01-01
    “…ABSTRACT Background and Aims When dealing with severely calcified lesions in endovascular therapy (EVT) for lower extremity artery disease (LEAD), navigating through severely calcified chronic total occlusion (CTO) using hard‐tip guidewires can be challenging. …”
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  5. 1405

    A novel “lateral approach short axis in-plane” technique vs. conventional “short-axis out-of-plane approach” for ultrasound-guided internal jugular vein access: a prospective rando... by Michal Kalina, Patricia Vargová, Adéla Bubeníková, Roman Škulec, Vladimír Černý, David Astapenko

    Published 2025-01-01
    “…According to the guidelines, real-time ultrasound navigation is recommended. Traditional techniques pose several disadvantages, such as suboptimal needle visualization. …”
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  6. 1406

    New Lightning‐Derived Vertical Total Electron Content Data Provide Unique Global Ionospheric Measurements by Erin H. Lay, Jeffery D. Tippmann, Kyle C. Wiens, Sarah E. McDonald, Anthony J. Mannucci, Xiaoqing Pi, Anthea Coster, R. Marc Kippen, Michael J. Peterson, Rob Redmon

    Published 2022-05-01
    “…This paper presents the new data set (LANL VTEC), discusses the errors inherent in VHF TEC estimation due to ionospheric dispersion, and compares the LANL VTEC to two community standard VTEC gridded products: Jet Propulsion Laboratory's Global Ionospheric Model (JPL GIM) and the CEDAR community's Open Madrigal VTEC gridded measurements of L‐band GNSS (global navigation satellite systems) TEC. We find that the LANL VTEC data have an offset of 3 TECU from CEDAR Madrigal GNSS VTEC and a full‐width‐half‐maximum (FWHM) of 6 TECU. …”
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  7. 1407

    Evaluation and Adjustment of Precipitable Water Vapor Products from FY-4A Using Radiosonde and GNSS Data from China by Xiangping Chen, Yifei Yang, Wen Liu, Changzeng Tang, Congcong Ling, Liangke Huang, Shaofeng Xie, Lilong Liu

    Published 2025-01-01
    “…This study presents a comprehensive evaluation of FY-4A PWV products by separately using PWV data retrieved from radiosondes (RS) and the Global Navigation Satellite System (GNSS) from 2019 to 2022 in China and the surrounding regions. …”
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  8. 1408

    Preliminary Results on Deformations of the Central North Anatolian Fault Zone by Kayhan Aladoğan, Mehmet Nurullah Alkan, İbrahim Tiryakioğlu, Hasan Hakan Yavaşoğlu, Halil İbrahim Solak, Cemil Gezgin, Ali Özkan, Eda Esma Eyübagil, Furkan Şahiner, Ece Bengünaz Çakanşimşek, Zafer Köse

    Published 2024-09-01
    “…The aim of this study is to derive an up-to-date high-spa-tial-resolution Global Navigation Satellite Systems (GNSS) velocity field for the central NAFZ and to correlate with the strain accumulations along the faults. …”
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  9. 1409

    Estimation of the drift velocity of Equatorial Plasma Bubbles using GNSS and digisonde data by Navas-Portella Víctor, Altadill David, Blanch Estefania, Altadill Mar, Segarra Antoni, de Paula Víctor, Timoté Cristhian Camilo, Juan José Miguel

    Published 2025-01-01
    “…., 8, 38–32) for detecting EPBs using data from the Global Navigation Satellite System (GNSS). The enhancements introduced in this version significantly improve the EPB detection process, achieving a notable reduction in the false positive rate compared to the previous approach. …”
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  10. 1410
  11. 1411

    Parametric Study and Experimental Validation of Acoustic Leaky Wave Antenna in Spatial Localization by Alejandro Fernandez-Garrido, Maria Campo-Valera, Elena Abdo-Sanchez, Ruben Pico, Antonio-Javier Garcia-Sanchez, Rafael Asorey-Cacheda

    Published 2025-01-01
    “…Acoustic signals, which have been utilized for decades in the spatial localization of objects, have found applications in fields as diverse as sonar for underwater navigation, communication, and object detection. Traditional methods often rely on arrays of transducers, which necessitate the use of expensive hardware and processing algorithms. …”
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  12. 1412

    Solar Flare Forecasting Using Hybrid Neural Networks by Dan Xu, Pengchao Sun, Song Feng, Bo Liang, Wei Dai

    Published 2025-01-01
    “…Intense solar flares can severely threaten communication and navigation systems, oil pipelines, and power grids on Earth. …”
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  13. 1413

    The Investigation of Global Real-Time ZTD Estimation from GPS/Galileo PPP Based on Galileo High Accuracy Service by Xin Chen, Xuhai Yang, Yulong Ge, Yanlong Liu, Hui Lei

    Published 2024-12-01
    “…A thorough assessment of the ZTD accuracy of real-time PPP calculations based on Galileo HAS products in global regions is necessary to promote its application in the field of global navigation satellite system (GNSS) meteorology. The observation data of HAS from 1 to 7 September 2023 were selected for the experiment. …”
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  14. 1414

    Patient satisfaction with a clinically integrated sleep apnea care model vs. the current sleep care paradigm by Gregory D. Salinas, Wendy Cerenzia, Brandon Coleman, Frances Thorndike, Samantha Edington, Heidi Riney

    Published 2025-01-01
    “…Notably, twice as many patients in the comprehensive model were very satisfied with: ease of navigating the testing process, time between diagnosis and CPAP adoption, insurance navigation for CPAP approval, and availability and level of ongoing CPAP support. …”
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  15. 1415

    Simultaneous Observation of Equatorial Plasma Bubbles and Traveling Ionospheric Disturbances Over Indonesia Following the 15 January 2022 Tonga Volcano Eruption by Asnawi Husin, Varuliantor Dear, Agri Faturahman, Sefria Anggarani, Annis Siradj Mardiani, Adi Purwono, Jiyo Harjosuwito, Rezy Pradipta

    Published 2025-01-01
    “…Observation data from the Indonesian global navigation satellite system (GNSS) CORS network, ionosondes, and GNSS ionospheric scintillation and TEC monitor receivers, in conjunction with the Himawari‐8 satellite imagery, were used in the analysis. …”
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  16. 1416

    Compound exposure of 2.8 GHz and 9.3 GHz microwave causes learning and memory impairment in rats by Liu Sun, Xiaoya Wang, Ke Ren, Chuanfu Yao, Haoyu Wang, Xinping Xu, Hui Wang, Ji Dong, Jing Zhang, Binwei Yao, Xiaohui Wei, Ruiyun Peng, Li Zhao

    Published 2025-01-01
    “…Morris water maze (MWM) navigation tests showed that microwave exposure significantly extended the average escape latency (AEL) at 1d and 3d after exposure, suggesting reduced learning and memory ability. …”
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  17. 1417

    Development of Personas and Journey Maps for Artificial Intelligence Agents Supporting the Use of Health Big Data: Human-Centered Design Approach by Yoon Heui Lee, Hanna Choi, Soo-Kyoung Lee

    Published 2025-01-01
    “…They showed a need for personalized platforms tailored to the user level, appropriate direction through a navigation function, a crisis management support system, communication and sharing among users, and expert linkage service. …”
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  18. 1418

    Augmented Reality-Assisted Pancreaticoduodenectomy with Superior Mesenteric Vein Resection and Reconstruction by Rui Tang, Wei Yang, Yucheng Hou, Lihan Yu, Guangdong Wu, Xuan Tong, Jun Yan, Qian Lu

    Published 2021-01-01
    “…Postoperative pathology confirmed R0 resections for all patients. Conclusion. AR navigation technology based on preoperative CT image data can assist surgeons performing PD with SMV resection and reconstruction.…”
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  19. 1419

    TransRAUNet: A Deep Neural Network with Reverse Attention Module Using HU Windowing Augmentation for Robust Liver Vessel Segmentation in Full Resolution of CT Images by Kyoung Yoon Lim, Jae Eun Ko, Yoo Na Hwang, Sang Goo Lee, Sung Min Kim

    Published 2025-01-01
    “…<b>Conclusions:</b> TransRAUnet is expected to serve as a navigation aid for liver resection surgery through accurate liver vessel and tumor segmentation.…”
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  20. 1420

    LoSI: Large Scale Location Inference Through FM Signal Integration and Estimation by Tathagata Mukherjee, Piyush Kumar, Debdeep Pati, Erik Blasch, Eduardo Pasiliao, Liqin Xu

    Published 2019-12-01
    “…This system can be used for detecting GPS spoofing as well as for initial position estimation for input to other GPS free positioning and navigation systems like Terrain Contour Matching (TERCOM). …”
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