Showing 881 - 900 results of 1,594 for search '"navigation"', query time: 0.04s Refine Results
  1. 881

    Evidence of genetic determination of annual movement strategies in medium-sized raptors by Ivan Literák, Claudia Maria Kyseláková, Marek Dostál, Caka Karlsson, Jan Škrábal, Mykola Skyrpan, Ervín Hrtan, Lászlo Haraszthy, Rainer Raab

    Published 2025-01-01
    “…Abstract Most species of migrating birds use a combination of innate vector-based orientation programs and social information to facilitate accurate navigation during their life. A number of various interspecies hybridisations have been reported in birds. …”
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  2. 882

    Global Empirical Model of Sporadic-E Occurrence Rates by Eli V. Parsch, Anthony L. Franz, Eugene V. Dao, Dong L. Wu, Nimalan Swarnalingam, Nimalan Swarnalingam, Cornelius C. J. H. Salinas, Daniel J. Emmons

    Published 2024-11-01
    “…This study develops a global empirical model of blanketing sporadic-E occurrence rates using a Karhunen–Loéve Expansion (KLE) of a global OR climatology built with Global Navigation Satellite System radio occultation (GNSS-RO) and ionosonde observations. …”
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  3. 883

    Quid du port romain estuarien de Barzan (Charente-Maritime) ? by Vivien Mathé, Laurence Tranoy, Marion Druez, François Lévêque, Vincent Miailhe, Frédéric Pouget

    Published 2020-12-01
    “…It is tempting to propose to interpret these as landmarks for navigation, for example a lighthouse and/or seamark. …”
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  4. 884

    Propellant Slosh Force and Mass Measurement by Andrew Hunt, Richard Foster-Turner, Ross Drury

    Published 2018-01-01
    “…Fully instrumented Smart Tanks will be able to provide force vector inputs to a spacecraft inertial navigation system; this in turn will (i) eliminate or reduce navigational errors, (ii) reduce wait time for uncertain slosh settling, since actual slosh forces will be known, and (iii) simplify slosh control hardware, hence reducing overall mass. …”
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  5. 885

    Cognitive-Enhancing, Ex Vivo Antilipid Peroxidation and Qualitative Phytochemical Evaluation of the Aqueous and Methanolic Stem Bark Extracts of Lonchocarpus eriocalyx (Harms.) by Gervason Moriasi, Anthony Ireri, Mathew Ngugi

    Published 2020-01-01
    “…The results showed that mice that were treated with the studied plant extracts took significantly shorter transfer latencies, navigation distances, and significantly longer latencies in the target quadrant (NW) (p<0.05) compared with the negative control mice, indicating cognitive-enhancing activities. …”
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  6. 886

    Visual Route Recognition in Urban Spaces: A Scalable Approach Using Open Street View Data by Menglin Wu, Qingren Jia, Anran Yang, Zhinong Zhong, Mengyu Ma, Luo Chen, Ning Jing

    Published 2025-01-01
    “…This work has implications for urban surveillance, law enforcement, and smart city applications, supporting urban planning, resource management, search and rescue, and augmented reality navigation by improving localization without specialized hardware.…”
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  7. 887

    Validation of the α-μ Model of the Power Spectral Density of GPS Ionospheric Amplitude Scintillation by Kelias Oliveira, Alison de Oliveira Moraes, Emanoel Costa, Marcio Tadeu de Assis Honorato Muella, Eurico Rodrigues de Paula, Waldecir Perrella

    Published 2014-01-01
    “…Depending on temporal and spatial distributions, ionospheric scintillation may cause availability and precision problems to users of global navigation satellite systems. The present work initially stresses the importance of the flexibility provided by α-μ model in comparison with the limitations of a single-parameter distribution for the representation of first-order statistics of amplitude scintillation. …”
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  8. 888

    Automated Volumetric Milling Area Planning for Acoustic Neuroma Surgery via Evolutionary Multi-Objective Optimization by Sheng Yang, Haowei Li, Peihai Zhang, Wenqing Yan, Zhe Zhao, Hui Ding, Guangzhi Wang

    Published 2025-01-01
    “…Mastoidectomy is critical in acoustic neuroma surgery, where precise planning of the bone milling area is essential for surgical navigation. The complexity of representing the irregular volumetric area and the presence of high-risk structures (e.g., blood vessels and nerves) complicate this task. …”
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  9. 889

    Water Hyacinth, an Invasive Species in Africa: A Literature Review by Lubembe, Sharon Indasi, Okoth, Sharon, Turyasingura, Benson, Oyugi, Timothy, Ibarasa, Hillary, Moenga, Kelvin, Chavula, Petros, Tumushabe, Jennifer Turyatemba

    Published 2023
    “…The hyacinths further impact human activities by blocking waterways for fishing and destroying habitat for some fish to bread properly. Tourism and navigation are also affected by limiting access to recreational areas, especially for boat cruising. …”
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  10. 890

    Mind the perception gap: Identifying differences in views among stakeholder groups of shared mobility services through bayesian best-worst method by Ehsan Amirnazmiafshar, Marco Diana

    Published 2025-06-01
    “…For bike-sharing, policy-makers should subsidize fleet expansion and improve infrastructure, while operators should transition to free-floating models and integrate navigation tools. For scooter-sharing, policy-makers should enforce safety standards and improve accessibility, while operators should invest in high-quality scooters and adopt competitive pricing models.Bridging these perception gaps is essential for fostering shared mobility adoption and enhancing user satisfaction.…”
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  11. 891

    A Two-Point Association Tracking System Incorporated With YOLOv11 for Real-Time Visual Tracking of Laparoscopic Surgical Instruments by Nyi Nyi Myo, Apiwat Boonkong, Kovit Khampitak, Daranee Hormdee

    Published 2025-01-01
    “…The results indicate that the proposed system significantly improves the segmentation and tracking of surgical instruments, offering a reliable tool for enhancing intraoperative navigation and reducing the risk of surgical errors. …”
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  12. 892

    Inclusive digital platforms: Designing for and with users with mild intellectual disabilities or low literacy skills by Julia F.E. van Calis, Jenneken Naaldenberg, Anneke W.C. van der Cruijsen, Monique C.J. Koks-Leensen, Geraline L. Leusink, Kirsten E. Bevelander

    Published 2025-03-01
    “…The importance of an accessible onboarding process and intuitive navigation features including read-aloud and read-along functionalities also emerged. …”
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  13. 893

    Inferring 3D displacement time series through InSAR measurements and potential field theory in volcanic areas by Andrea Barone, Maurizio Fedi, Antonio Pepe, Pietro Mastro, Pietro Tizzani, Raffaele Castaldo

    Published 2025-02-01
    “…The reliability of our results has been tested through comparison with Global Navigation Satellite System measurements. Our approach is innovative and represents a helpful tool for the investigation and modelling of volcanic sources.…”
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  14. 894

    Feasibility and accuracy of CARLO© guided optic canal unroofing by Schicker Martina, Tu Ha Thanh, Luder Yann, Morawska Marta, Röthlisberger Michel

    Published 2024-09-01
    “…Prior to the procedure, preoperative planning was conducted using NeuroPlan©, which accurately segmented crucial anatomical structures and devised trajectories with a safety margin of 2mm from high-risk areas. A navigation system and additional referencing screws were employed to achieve precise bone ablation. …”
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  15. 895

    The Role of Immersive Experience in Anxiety Reduction: Evidence from Virtual Reality Sessions by Dominika Wilczyńska, Tamara Walczak-Kozłowska, David Alarcón, María José Arenilla, Jose Carlos Jaenes, Marcelina Hejła, Mariusz Lipowski, Joanna Nestorowicz, Henryk Olszewski

    Published 2024-12-01
    “…Both groups used goggles for virtual space navigation, with the experimental group employing a multijoint arm mounted on an aluminum frame and special algorithms to navigate without controllers. …”
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  16. 896

    Ship Formation and Route Optimization Design Based on Improved PSO and D-P Algorithm by Peilong Xu, Dan Lan, Haolin Yang, Shengtian Zhang, Hyeonseok Kim, Incheol Shin

    Published 2025-01-01
    “…The test results show that the total navigation distance of the allocation path generated by the ship formation model is 605.3 meters, the calculation time is 31.8 seconds, and all ships can be accurately allocated to the target point. …”
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  17. 897

    Evaluation of Zenith Tropospheric Delay Derived from Ray-Traced VMF3 Product over the West African Region Using GNSS Observations by Samuel Osah, Akwasi A. Acheampong, Collins Fosu, Isaac Dadzie

    Published 2021-01-01
    “…The growing demand for Global Navigation Satellite System (GNSS) technology has necessitated the establishment of a vast and ever-growing network of International GNSS Service (IGS) tracking stations worldwide. …”
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  18. 898

    Enhancing epidemic preparedness: a data-driven system for managing respiratory infections by Moslem Sarani, Katayoun Jahangiri, Manoochehr Karami, Mohammadreza Honarvar

    Published 2025-02-01
    “…Phase 3 involved usability testing with health professionals who evaluated navigation, data accuracy, decision-support features, providing feedback to enhance visualization clarity and filtering capabilities. …”
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  19. 899

    Clinical experiences with robotic computed tomography-guided interventions: A comparison with manual technique by Ashwin Kumar A, Sivakumar Kannappan, Geetha G

    Published 2025-02-01
    “…The introduction of robotic guidance systems, such as MAXIO offers a potential solution for improving planning and navigation. This study evaluated the efficacy of the MAXIO needle-guiding robotic device in computed tomography (CT)-guided interventions compared with conventional manual techniques. …”
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  20. 900

    Learning Air Traffic as Images: A Deep Convolutional Neural Network for Airspace Operation Complexity Evaluation by Hua Xie, Minghua Zhang, Jiaming Ge, Xinfang Dong, Haiyan Chen

    Published 2021-01-01
    “…A MTSI is generated by splitting the airspace into a two-dimension grid map and filled with navigation information. Motivated by the applications of deep learning network, the specific CNN model is introduced to automatically extract high-level traffic features from MTSIs and learn the SOC pattern. …”
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