21–30 von 30 Ergebnissen
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    Convolutional neural networks with refined loss functions for the real-time crash risk analysis

    Yu, Rongjie / Wang, Yiyun / Zou, Zihang et al. | Elsevier | 2020
    Schlagwörter: Real-time crash risk analysis , Temporal and spatial operational features

    Correction of precession-nutation and polar motion in analytical solutions of satellite equations of motion

    Du, Yujun / Zhang, Fangzhao / Xu, Tianhe et al. | Elsevier | 2021
    Schlagwörter: Polar motion , Satellite equations of motion , precession, nutation, and polar motion , Terrestrial Time , Greenwich Apparent Sidereal Time , Greenwich Sidereal Time

    Sustainable aircraft design — A review on optimization methods for electric propulsion with derived optimal number of propulsors

    Pelz, Peter F. / Leise, Philipp / Meck, Marvin | Elsevier | 2021
    Schlagwörter: Sensitivity analysis , Cruise-efficient short take-off and landing , integrated lift, propulsion and control , Modular analysis and unified derivatives , National Aeronautics and Space Administration , one-at-a-time , Probabilistic sensitivity analysis , Short take-off and landing , uncertainty analysis , Vertical take-off and landing

    Analysis of air pollution in the atmosphere due to firecrackers in the Diwali period over an urban Indian region

    Pratap, Vineet / Saha, Upal / Kumar, Akhilesh et al. | Elsevier | 2021
    Schlagwörter: PM10 and PM2.5 , Local Time , Modern-Era Retrospective analysis for Research and Applications

    Evaluation of user perception to define level of service criteria of rail road grade crossing: An exploratory statistical approach

    Vivek, Adheesh Kumar / Mohapatra, Smruti Sourava / Jena, Suprava | Elsevier | 2022
    Schlagwörter: Importance-satisfaction analysis , Gate blockage time after the train departs , Gate blockage time before the train arrives , Road markings and warning signs , Obstruction due to road side commercial activities and parked vehicles , Time taken by train to cross the rail road grade crossing

    Low Earth Orbit determination in small satellite mission proposal for corona observation of close solar surface region

    Bartoněk, Jaroslav / Lazar, Václav / Malaník, Petr et al. | Elsevier | 2022
    Schlagwörter: Attitude and Orbit Control System , General Mission Analysis Tool , Universal Time Coordinated

    Comparative analysis of the correction effect of different environmental loading products on global GNSS coordinate time series

    He, Yuefan / Nie, Guigen / Wu, Shuguang et al. | Elsevier | 2022
    Schlagwörter: GNSS coordinate time series , School and Observatory of Earth Sciences , Modern-Era Retrospective analysis for Research and Applications, version 2 , Estimating the Circulation and Climate of the Ocean , GLobal Ocean ReanalYses and Simulations , Scripps Orbit and Permanent Array Center , National Aeronautics and Space Administration

    Combustion behavior of discrete magnesium diboride particles in the state of motion

    Zhong, Weidong / Liang, Daolun / Zhong, Hong et al. | Elsevier | 2023
    Schlagwörter: Motion track , Sustained combustion time , Combustion residues analysis

    The road to on-board crew autonomy: Using ISS’ Columbus module as the basis for ground procedure automation

    Hartmann, Carsten / Speth, Franca / Sabath, Dieter et al. | Elsevier | 2023
    Schlagwörter: Belgian User Support and Operations Center , Failure Detection, Isolation and Recovery , Monitoring and Control System , Multi-Purpose Computer and Communication , National Aeronautics and Space Administration , Network Time Protocol , Operations Planning and Timeline Integration System , Program for Interactive Timeline Analysis , Tracking Data and Relay Satellite System , Testing, Qualification and Validation System

    A critical review on the state-of-the-art and future prospects of machine learning for Earth observation operations

    Miralles, Pablo / Thangavel, Kathiravan / Fulvio Scannapieco, Antonio et al. | Elsevier | 2023
    Schlagwörter: Fault Detection Isolation and Recovery , Guidance Navigation and Control , National Aeronautics and Space Administration , Size Weight and Power , Light Detection and Ranging , Attitude and Orbit Control System , Anomaly Resolution and Prognostic Health Management for Autonomy , Software and Sensor Health Management , Regularized Discriminant Analysis , Time Processing Unit , Modified National Institute of Standards and Technology database , Deutschen Kommission Elektrotechnik Elektronik Informationstechnik (German Commission for Electrical, Electronic and Information Technologies) , Small and Medium Enterprises , DEpendable and Expandable Learning