Showing 1,421 - 1,440 results of 2,327 for search '"navigation"', query time: 0.09s Refine Results
  1. 1421

    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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  2. 1422
  3. 1423
  4. 1424

    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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  5. 1425

    Research on F10.7 Index Prediction Based on Factor Decomposition and Feature Enhancement by Shuainan Yan, Yanmei Cui, Bingxian Luo, Liqin Shi, Yanxia Cai

    Published 2025-01-01
    “…The F10.7 index is crucial for assessing solar activity, significantly impacting communication, navigation, and satellite operations. The intrinsic complexity and variability of solar activity often result in sudden perturbations in the F10.7 index, compromising the accuracy and stability of forecasts. …”
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  6. 1426

    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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  7. 1427

    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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  8. 1428

    In-House Fabrication and Validation of 3D-Printed Custom-Made Medical Devices for Planning and Simulation of Peripheral Endovascular Therapies by Arianna Mersanne, Ruben Foresti, Chiara Martini, Cristina Caffarra Malvezzi, Giulia Rossi, Anna Fornasari, Massimo De Filippo, Antonio Freyrie, Paolo Perini

    Published 2024-12-01
    “…Simulations showed that rigid models performed better in guidewire navigation and catheter stability, while flexible models offered improved transparency and lesion treatment. …”
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  9. 1429

    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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  10. 1430

    Use of virtual reality to remotely train healthcare professionals in paediatric emergency tracheostomy skills: protocol for a multi-centre, non-inferiority educational intervention... by Jonathan R. Abbas, Noorulanne Younis, Emily Johnstone, Azita Rajai, Rachel Isba, Antony Payton, Brendan A. McGrath, Neil Tolley, Iain A. Bruce

    Published 2025-01-01
    “…To minimise the risk of cybersickness, teleportation was the preferred locomotion method for the user navigation within the VR environment. Trial registration Full registration of this study was completed at ClinicalTrials.gov. …”
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  11. 1431

    Robotic Assistance in Percutaneous Liver Ablation Therapies: A Systematic Review and Meta-Analysis by Ana K. Uribe Rivera, MD, Barbara Seeliger, MD, PhD, Laurent Goffin, MSc, Alain García-Vázquez, MD, Didier Mutter, MD, PhD, Mariano E. Giménez, MD, PhD

    Published 2024-06-01
    “…Image-guided surgical approaches are increasingly common. Assistance by navigation and robotic systems allows to optimize procedural accuracy, with the aim to consistently obtain adequate ablation volumes. …”
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  12. 1432

    Assessing Thermospheric Neutral Density Models Using GEODYN's Precision Orbit Determination by Z. C. Waldron, K. Garcia‐Sage, J. P. Thayer, E. K. Sutton, V. Ray, D. D. Rowlands, F. G. Lemoine, S. B. Luthcke, M. Kuznetsova, R. Ringuette, L. Rastaetter, G. D. Berland

    Published 2024-02-01
    “…Abstract This study focuses on utilizing the increasing availability of satellite trajectory data from global navigation satellite system‐enabled low‐Earth orbiting satellites and their precision orbit determination (POD) solutions to expand and refine thermospheric model validation capabilities. …”
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  13. 1433

    THE PLACE OF PROFESSIONAL EDUCATION SYSTEM IN FORMATION OF GRADUATES’ COMPETITIVENESS by G. F. Shafranov-Kutsev, G. Z. Efimova

    Published 2019-05-01
    “…Today, the main task of students is the acquisition of skills of orientation and navigation in the information flow and space of powerful socio-cultural transformations. …”
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  14. 1434

    Obstacle recognition and elimination method for humanoid robots based on point cloud processing by Naigong YU, Qiusheng XIE, Hongzheng LI

    Published 2025-02-01
    “…Understanding environmental perception is crucial for the autonomous navigation and motion planning of humanoid robots, especially in complex environments. …”
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  15. 1435
  16. 1436

    Ultrahigh-Performance Radio Frequency System-on-Chip Implementation of a Kalman Filter-Based High-Precision Time and Frequency Synchronization for Networked Integrated Sensing and... by Roghayeh Ghasemi, Patrick Fenske, Tobias Koegel, Markus Hehn, Ingrid Ullmann, Martin Vossiek

    Published 2025-01-01
    “…The integration of radar sensing and imaging capabilities into future integrated sensing and communication (ISAC) networks enables advanced use cases, including autonomous vehicle navigation, real-time health monitoring, and smart city management. …”
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  17. 1437

    Seasonal variation of underwater sound propagation in the Beibu Gulf by Feihong Zeng, Feihong Zeng, Lingling Xie, Lingling Xie, Lingling Xie, Mingming Li, Mingming Li, Mingming Li, Qiang Li, Qiang Li, Qiang Li, Simeng Liu, Simeng Liu

    Published 2025-01-01
    “…Variations in the underwater sound speed significantly influence sound propagation in the ocean, thereby impacting both underwater navigation systems and a substantial portion of marine organisms reliant on sound. …”
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  18. 1438

    Enhanced CyGNSS Soil Moisture Retrieval Validated by In-Situ Data in Argentina's Pampas by Javier Arellana, Francisco Grings, Mariano Franco

    Published 2025-01-01
    “…Specifically, with the Cyclone Global Navigation Satellite System (CyGNSS), the reflected signal is often modeled in its simplest form, utilizing the Fresnel reflection coefficients for a semi-infinite dielectric medium corrected with an effective roughness parameter. …”
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  19. 1439

    Clinicians’ user experience with health information exchange technologies during simulated medication reconciliation by Himalaya Patel, April Savoy, Steven L. Sanchez, Morgan Traylor, Khoa A. Nguyen, Kenneth S. Boockvar, Vincent S. Fan, Emily R. Locke, Bryan Gibson, Amanda S. Mixon, Susan H. Byerly, David A. Haggstrom, Teresa M. Damush, Michael Weiner, Alissa L. Russ-Jara

    Published 2025-06-01
    “…Across technologies, frequent user-experience problems included unclear screen layout (35 [80 % of] participants), difficult navigation (35 [80 %]), and task-irrelevant data (34 [77 %]). …”
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  20. 1440

    Analysis of Radio Science Data from the KaT Instrument of the 3GM Experiment During JUICE’s Early Cruise Phase by Paolo Cappuccio, Andrea Sesta, Mauro Di Benedetto, Daniele Durante, Umberto De Filippis, Ivan di Stefano, Luciano Iess, Ruaraidh Mackenzie, Bernard Godard

    Published 2025-01-01
    “…The radiometric data were fitted using both NASA’s Mission Analysis, Operations, and Navigation Toolkit Environment (MONTE) and ESA’s General Orbit Determination and Optimization Toolkit (GODOT) software. …”
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