Results 11 to 20 of about 1,135,665 (360)

A Self-Supervised Fault Detection for UAV Based on Unbalanced Flight Data Representation Learning and Wavelet Analysis

open access: yesAerospace, 2023
This paper aims to build a Self-supervised Fault Detection Model for UAVs combined with an Auto-Encoder. With the development of data science, it is imperative to detect UAV faults and improve their safety. Many factors affect the fault of a UAV, such as
Shenghan Zhou   +4 more
doaj   +1 more source

Iced Aircraft Flight Data for Flight Simulator Validation [PDF]

open access: yesSAE Technical Paper Series, 2002
<div class="htmlview paragraph">NASA is developing and validating technology to incorporate aircraft icing effects into a flight training device concept demonstrator. Flight simulation models of a DHC-6 Twin Otter were developed from wind tunnel data using a subscale, complete aircraft model with and without simulated ice, and from previously ...
Thomas P. Ratvasky   +3 more
openaire   +1 more source

A Comprehensive Case Study of Data-Driven Methods for Robust Aircraft Sensor Fault Isolation

open access: yesSensors, 2021
Recent catastrophic events in aviation have shown that current fault diagnosis schemes may not be enough to ensure a reliable and prompt sensor fault diagnosis.
Nicholas Cartocci   +3 more
doaj   +1 more source

NASA Global Satellite and Model Data Products and Services for Tropical Meteorology and Climatology

open access: yesRemote Sensing, 2020
Satellite remote sensing and model data play an important role in research and applications of tropical meteorology and climatology over vast, data-sparse oceans and remote continents.
Zhong Liu   +3 more
doaj   +1 more source

Design and Development of Flight Data Visualization Tool for Post Flight Analysis [PDF]

open access: yesITM Web of Conferences, 2022
Data Analysis and Visualization play a significant role today. The data represented graphically are more attractive and easily understandable. The paper aims to describe the design and development cycle of a flight data visualization tool.
Ranjan Shashi   +3 more
doaj   +1 more source

Data and software resources at the Satellite Situation Center

open access: yesGeofísica Internacional, 1992
El Centro de Posicionamiento de Satélites (SSC) es una unidad del Centro Nacional de Datos de Ciencias Espaciales en GSFC. Una de las principales metas del SSC es permitir la predicción de las posiciones ventajosas de \Dl vehículo espacial relativas a ...
M. Peredo, Ch. M. Wong, H. Kent Hills
doaj   +1 more source

Identifying Meteorologic and Oceanic Conditions Contributing to a Unique Phytoplankton Bloom Occurrence in Micronesia during October 2013

open access: yesEarth, 2022
On the first several days of October 2013, daily chlorophyll a (chl a) data acquired by the Moderate Resolution Imaging Spectroradiometer (MODIS) onboard the National Aeronautics and Space Administration (NASA) Aqua satellite detected a marked increase ...
James Acker   +2 more
doaj   +1 more source

Data in Flight [PDF]

open access: yesQueue, 2009
Web applications produce data at colossal rates, and those rates compound every year as the Web becomes more central to our lives. Other data sources such as environmental monitoring and location-based services are a rapidly expanding part of our day-to-day experience. Even as throughput is increasing, users and business owners expect to see their data
openaire   +1 more source

NASA EOSDIS Data Identifiers: Approach and System

open access: yesData Science Journal, 2017
NASA’s Earth Science Data and Information System (ESDIS) Project began investigating the use of Digital Object Identifiers (DOIs) in 2010 with the goal of assigning DOIs to various data products.
Lalit Wanchoo   +2 more
doaj   +1 more source

Data in flight [PDF]

open access: yesCommunications of the ACM, 2010
How streaming SQL technology can help solve the Web 2.0 data crunch.
openaire   +1 more source

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