Showing 921 - 940 results of 1,594 for search '"navigation"', query time: 0.06s Refine Results
  1. 921

    Investigating uncertainty and parameter sensitivity in bedform analysis by using a Monte Carlo approach by J. Reich, A. Winterscheid

    Published 2025-02-01
    “…<p>Precise and reliable information about bedforms regarding geometry and dynamics is relevant for many applications – such as ensuring safe conditions for navigation along the waterways, parameterizing the roughness of the riverbed in numerical models, or improving bedload measurement and monitoring techniques. …”
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  2. 922

    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. 923

    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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  4. 924

    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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  5. 925

    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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  6. 926
  7. 927

    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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  8. 928

    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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  9. 929

    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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  10. 930

    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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  11. 931

    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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  12. 932

    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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  13. 933

    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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  14. 934

    Structural-Electromagnetic-Thermal Coupling Technology for Active Phased Array Antenna by Pengying Xu, Yan Wang, Xiaoxian Xu, Longyang Wang, Zhihai Wang, Kunpeng Yu, Wenzhi Wu, Meng Wang, Guojun Leng, Dongming Ge, Xiaofei Ma, Congsi Wang

    Published 2023-01-01
    “…It has become the core equipment in land, navigation, and aeronautical applications. With the continuous improvement of technical changes and military requirements, the working frequency band, pointing accuracy, gain, and low sidelobe level of APAA increase, and the multi-disciplinary design contradiction between antenna electrical performance and structure and temperature becomes increasingly prominent. …”
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  15. 935
  16. 936
  17. 937

    THE ROLE OF PARASTERNAL MEDIASTINOTOMY IN THE DIAGNOSIS OF MEDIASTINAL TUMORS by O. V. Pikin, A. B. Ryabov, A. O. Alexandrov, D. A. Vursol, A. M. Amiraliev

    Published 2019-06-01
    “…In case of the ineffectiveness of transthoracic biopsy under the control of ultrasound or CT navigation, the performing of parasternal mediastinotomy allows to establish a morphological diagnosis and to begin a specific treatment in the shortest possible time.…”
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  18. 938

    Zenith Tropospheric Delay Forecasting in the European Region Using the Informer–Long Short-Term Memory Networks Hybrid Prediction Model by Zhengdao Yuan, Xu Lin, Yashi Xu, Jie Zhao, Nage Du, Xiaolong Cai, Mengkui Li

    Published 2024-12-01
    “…Zenith tropospheric delay (ZTD) is a significant atmospheric error that impacts the Global Navigation Satellite System (GNSS). Developing a high-precision, long-term forecasting model for ZTD can provide valuable insights into the overall trends of predicted ZTD, which is essential for improving GNSS positioning and analyzing changes in regional climate and water vapor. …”
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  19. 939

    Tangeretin offers neuroprotection against colchicine-induced memory impairment in Wistar rats by modulating the antioxidant milieu, inflammatory mediators and oxidative stress in t... by Olalekan Bukunmi Ogunro, Mojisola Esther Karigidi, Gideon Ampoma Gyebi, Areej Turkistani, Ahmad H. Almehmadi

    Published 2025-02-01
    “…Colchicine resulted in poor memory retention in acquiring and retaining a spatial navigation task, passive avoidance apparatus, and Morris water maze paradigms. …”
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  20. 940

    Ultralight aircraft and conventional digital cameras as an alternative for urban mapping by Román Edén Parra-Galaviz, Manuel de Jesús Pérez-Valdez, Omar Llanes-Cárdenas, Lennin Enrique Amador-Castro, Rafael Macías-Segura, Ciro de la Concepción Díaz-Hernández, Alberto Gaxiola

    Published 2025-01-01
    “…Unmanned Aerial Vehicles (UAVs) are employed extensively for this purpose, owing to their ease of operation and advanced georeferencing capabilities facilitated by integrated cameras coupled with Global Navigation Satellite System (GNSS) devices. However, some drawbacks have been identified, such as limited battery life, strict airspace regulations, and difficulties in mapping extensive territories due to the need for numerous takeoffs. …”
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