Results 71 to 80 of about 206,974 (199)

Pulsar Timing and its Application for Navigation and Gravitational Wave Detection

, 2017
Pulsars are natural cosmic clocks. On long timescales they rival the precision of terrestrial atomic clocks. Using a technique called pulsar timing, the exact measurement of pulse arrival times allows a number of applications, ranging from testing ...
A. Sesana, A. Sesana, A. Sesana, A.W. Hotan, C.M. Espinoza, C.M. Will, D.C. Backer, D.J. Champion, D.J. Reardon, D.N. Matsakis, F. Shankar, F. Özel, G. Desvignes, G. Hobbs, H.P. Robertson, I.I. Shapiro, J. Alsing, J. Antoniadis, J. Kormendy, J.H. Taylor, J.H. Taylor, J.H. Taylor Jr., J.M. Weisberg, J.P.W. Verbiest, J.P.W. Verbiest, J.R. Oppenheimer, K. Yagi, L. Lentati, M. Kramer, M. Yu, M.A. Alpar, M.A. McLaughlin, M.D. Young, M.G. Bernhardt, M.G. Bernhardt, P.B. Demorest, P.C. Peters, P.C.C. Freire, P.C.C. Freire, P.D. Lasky, R. Blandford, R. Haasteren van, R. Smits, R.H. Battin, R.M. Shannon, R.S. Foster, R.W. Hellings, S. Babak, T. Damour, T. Damour, T. Damour, T.M. Tauris, V.M. Kaspi, W. Becker, W. Becker, X.J. Zhu, X.P. Deng, X.P. Deng, Z. Arzoumanian, Z. Arzoumanian, Z. Arzoumanian   +60 more
core   +1 more source

AUV/ASC cooperative survey [PDF]

, 2016
In this paper we describe a solution to perform autonomous surveys taking advantage of a cooperative multivehicle setup. In the proposed configuration, an ASC provides –through an USBL- absolute positioning and communications to an AUV.
Carreras, Marc, Hurtós, Natalia, Palomeras, Narcís   +2 more
core  

New Algorithms for Autonomous Inertial Navigation Systems Correction with Precession Angle Sensors in Aircrafts

Sensors, 2019
This paper presents new algorithmic methods for accuracy improvement of autonomous inertial navigation systems of aircrafts. Firstly, an inertial navigation system platform and its nonlinear error model are considered, and the correction schemes are ...
Danhe Chen, Konstantin Neusypin, Maria Selezneva, Zhongcheng Mu   +3 more
doaj   +1 more source

Robotic weeding of a maize field based on navigation data of the tractor that performed the seeding (Preprint) [PDF]

This research presents robotic weeding of a maize field based on navigation data of the tractor that performed the seeding. The availability of tractors equipped with RTK-DGPS based automatic guidance potentially enables robots to perform subsequent ...
Asselt, C.J., van, Bakker, T., Bontsema, J., Henten, E.J., van   +3 more
core   +2 more sources

Intelligent QLFEKF Integrated Navigation for the SSBE Cruise Phase Based on X-Ray Pulsar/Solar and Target Planetary Doppler Information Fusion

Remote Sensing
The Solar System Boundary Exploration (SSBE) mission is the focal point for future far-reaching space exploration. Due to the SSBE having many scientific difficulties that need to be studied, such as a super long space exploratory distance, a super long ...
Wenjian Tao, Jinxiu Zhang, Jianing Song, Qin Lin, Zebin Chen, Hui Wang, Jikun Yang, Jihe Wang   +7 more
doaj   +1 more source

Real-time automated road, lane and car detection for autonomous driving [PDF]

, 2007
In this paper, we discuss a vision based system for autonomous guidance of vehicles. An autonomous intelligent vehicle has to perform a number of functionalities.
Birdal, Tolga, Ercil, Aytul, Erçil, Aytül   +2 more
core  

Navigation Doppler Lidar for Autonomous Ground, Aerial, and Space Vehicles [PDF]

A Doppler lidar instrument has been developed and demonstrated for providing critical vector velocity and altitude/range data for autonomous precision navigation.
Amzajerdian, Farzin, Barnes, Bruce W., Carson, John M., III, Hines, Glenn D., Petway, Larry B., Pierrottet, Diego F.   +5 more
core   +1 more source

Autonomous Navigation for Personal Mobility Vehicles Considering Passenger Tolerance to Approaching Pedestrians

Applied Sciences
There are high expectations for autonomous personal mobility vehicles (PMVs) to support the mobility of older people. Autonomous navigation systems are being developed to assist mobility in public areas with mixed pedestrian traffic, such as airports and
Motonobu Omori, Hiroshi Yoshitake, Motoki Shino   +2 more
doaj   +1 more source

Three-dimensional motor schema based navigation [PDF]

Reactive schema-based navigation is possible in space domains by extending the methods developed for ground-based navigation found within the Autonomous Robot Architecture (AuRA).
Arkin, Ronald C.
core   +1 more source

Implementation of LIDAR for Navigation, Geometric Shape Mapping, and Center of Mass

Jurnal Elektronika dan Telekomunikasi
This study examines the capability of LIDAR (Light Detection and Ranging) to enhance autonomous vehicle navigation through laser-based distance measurement.
Mikail Vadim Sena, Faisal Wahab, Bagus Made Arthaya   +2 more
doaj   +1 more source