Cooperative Navigation and Coverage Identification with Random Gossip and Sensor Fusion [Elektronisk resurs]
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Braga, André Ribeiro (författare)
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The Ninth IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM), Rio de Janeiro, Brazil, July 10-13, 2016
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Fritsche, Carsten (författare)
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Bruno, Marcelo G. S. (författare)
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Gustafsson, Fredrik (författare)
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- Linköpings universitet Institutionen för systemteknik (utgivare)
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Alternativt namn: ISY
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Alternativt namn: Engelska: Linköping University. Department of Electrical Engineering
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Linköpings universitet Tekniska fakulteten (utgivare)
- Institute of Electrical and Electronics Engineers (IEEE) 2016
- Engelska.
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Ingår i: Proc. IEEE 9th Sensor Array and Multichannel Signal Processing Workshop (SAM). ; 1-5
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Sammanfattning
Ämnesord
Stäng
- This paper is concerned with cooperative Terrain Aided Navigation of a network of aircraft using fusion of Radar Altimeter and inter-node range measurements. State inference is performed using a Rao-Blackwellized Particle Filter with online measurement noise statistics estimation. For terrain coverage measurement noise parameter identification, an online Expectation Maximization algorithm is proposed, where local sufficient statistics at each node are calculated in the E-step, which are then distributed to neighboring nodes using a random gossip algorithm to perform the M-step at each node. Simulation results show that improvement on positioning and calibration performance can be achieved compared to a non-cooperative approach.
Ämnesord
- Engineering and Technology (hsv)
- Electrical Engineering, Electronic Engineering, Information Engineering (hsv)
- Signal Processing (hsv)
- Teknik och teknologier (hsv)
- Elektroteknik och elektronik (hsv)
- Signalbehandling (hsv)
Indexterm och SAB-rubrik
- Terrain-aided navigation
- random gossip
- cooperative localization
- particle filtering
- parameter estimation
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