Results 111 to 120 of about 5,314 (235)

Observation requirements for unmanned planetary missions, part 2 [PDF]

open access: yes
Observation requirements for unmanned planetary ...
Jones, A. C., Weddell, J. B.
core   +1 more source

Power Line Polarimetric Imaging by Helicopter Radars: Modeling and Experimental Validation

open access: yesMathematics
Onboard millimeter-wave radar is one way to improve helicopter flight safety at low altitudes in difficult meteorological conditions. Low-altitude flight is associated with the risk of collision with low-visibility obstacles such as power lines.
Masha Bortsova   +7 more
doaj   +1 more source

Space Science Laboratory publications and presentations, 1 January - 31 December 1991 [PDF]

open access: yes
Listed here are significant publications and presentations of the Space Science Laboratory during the period January 1 to December 31, 1991. Entries are categorized according to NASA Reports (arranged by report number), Open Literature, and Presentations
Moorehead, Tauna W.
core   +1 more source

A Statistical Approach for the Integration of Multi-Temporal InSAR and GNSS-PPP Ground Deformation Measurements. [PDF]

open access: yesSensors (Basel), 2023
Delen A   +8 more
europepmc   +1 more source

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