Results 101 to 110 of about 3,644,927 (239)

FINDS: A fault inferring nonlinear detection system. User's guide [PDF]

open access: yes
The computer program FINDS is written in FORTRAN-77, and is intended for operation on a VAX 11-780 or 11-750 super minicomputer, using the VMS operating system. The program detects, isolates, and compensates for failures in navigation aid instruments and
Caglayan, A. K., Lancraft, R. E.
core   +1 more source

Migrating existing multimedia courseware to Moodle [PDF]

open access: yes, 2005
Open source course management systems offer increased flexibility for instructors and instructional designers. Communities can influence the development of these systems and on an individual basis, the possibility to modify the system software exists ...
Jennings, Edward   +4 more
core  

Synergy between theory and practice for ultra large container ships [PDF]

open access: yes, 2010
In 2003 an accessibility study based on real-time simulations for the S-class container ships of Maersk Sealand was performed at Flanders Hydraulics Research in cooperation with all involved parties (public and port authorities, pilots, tug and shipping ...
Eloot, Katrien   +2 more
core  

Mobiles as Portals for Interacting with Virtual Data Visualizations

open access: yes, 2018
We propose a set of techniques leveraging mobile devices as lenses to explore, interact and annotate n-dimensional data visualizations. The democratization of mobile devices, with their arrays of integrated sensors, opens up opportunities to create ...
Grubert, Jens   +4 more
core  

Space shuttle flight readiness firing dress rehearsal for STS-1 [PDF]

open access: yes
The static firing of the Space Shuttle Main Engine in preparation for the launch of the Enterprise Orbiter is discussed. The following were also tested: structures and mechanics; thermal design integration; propulsion and power; avionics and software ...
Riles, W. L.
core   +1 more source

Robust Transition Metal Contacts for Aligned Carbon Nanotubes

open access: yesNanomaterials
Aligned carbon nanotubes (A-CNTs) are emerging as one of the most promising materials for next-generation nanoelectronics. However, achieving reliable ohmic contacts between A-CNTs and metals remains a critical challenge.
Gang Huang   +3 more
doaj   +1 more source

Regionalized Lunar South Pole Surface Navigation System Analysis [PDF]

open access: yes
Apollo missions utilized Earth-based assets for navigation because the landings took place at lunar locations in constant view from the Earth. The new exploration campaign to the lunar south pole region will have limited Earth visibility, but the extent ...
Welch, Bryan W.
core   +1 more source

Design of Unmanned Underwater Vehicle (UUV) For Precision Targeting Using Simple PID-Controler [PDF]

open access: yes, 2009
A model of an Unmanned Underwater Vehicle (UUV) for precision targeting using simple PID controller has been designed. The system has been assumed to have two-dimensional character, such that the mechanical control mechanism would be performed solely by ...
Kuntoro , Tri
core  

An Improved Robust Filtering Recursive Algorithm for Stochastic Uncertain Vehicle INS/OD Systems With Anomalous Measurements

open access: yesIEEE Access
The autonomous vehicular navigation technology has gained more and more attention of researchers. Odometer is the most commonly used auxiliary sensor for autonomous navigation in vehicles due to its stability and high accuracy.
Shuang Pan   +3 more
doaj   +1 more source

GNSS signal acquisition in the presence of sign transitions [PDF]

open access: yes, 2009
The next generation of Global Navigation Satellite Systems (GNSS), such as Galileo [1] and GPS modernization [2], will use signals with equal code and bit periods, which will introduce a potential sign transition in each segment of the signal processed ...
Fantino, Maurizio   +2 more
core  

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