Dynamic Maritime Traffic Pattern Recognition with Online Cleaning, Compression, Partition, and Clustering of AIS Data. [PDF]
Sensors (Basel), 2022 Zhang Y, Li W.
europepmc +1 more source
Selected tether applications in space: Phase 2 [PDF]
System characteristics and design requirements are assessed for tether deployment. Criteria are established for comparing alternate concepts for: (1) deployment of 220 klb space shuttle from the space station; (2) tether assisted launch of a 20,000 lb ...
Lippy, L. J., Thorsen, M. H.
core +1 more source
Voyage to the Frozen Continent: A Comprehensive GNSS Dataset from a Ship's Expedition to Antarctica. [PDF]
Sci DataBertalanič B +3 more
europepmc +1 more source
Impact of COVID-19 epidemic on port operations: Evidence from Asian ports. [PDF]
Case Stud Transp Policy, 2023 Gu Y, Chen Y, Wang X, Chen Z.
europepmc +1 more source
The South African Astronomical Observatory [PDF]
Topics discussed in the Overview of Year 1988 include the following: Supernova in the Large Magellanic Cloud; Galaxies; Ground based observations of celestial x ray sources; the Magellanic Clouds; Pulsating variables; Galactic structure; Binary star ...
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Identification of Static Loads in Wharf Mooring Cables Using the Influence Coefficient Method. [PDF]
Sensors (Basel)Zhou J +5 more
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Effects of caffeine and blue-enriched light on spare visual attention during simulated space teleoperation. [PDF]
NPJ Microgravity, 2023 Liu AM +6 more
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A laser tracking dynamic robot metrology instrument [PDF]
Research work over several years has resulted in the development of a laser tracking instrument capable of dynamic 3-D measurements of robot end-effector trajectories.
Mayer, J. R. R., Parker, G. A.
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Using a bottom-up method to assess cruise ship activity impacts on emissions during 2019-2020 in China. [PDF]
HeliyonChen Q +5 more
europepmc +1 more source