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Target tracking via recursive Bayesian state estimation in radar networks

Conference ·

Modern cognitive radar networks incorporating intelligent and cognitive support-modules can actively adjust the radar-target geometry and optimally select a subset of radars to track the target of interest. Based on the theories of dynamic graphical models (DGM) and recursive Bayesian state estimation (RBSE), we propose a framework for single target tracking in mobile and cooperative radar networks, jointly considering path planning and radar selection. We formulate the tracking procedure as two iterative steps: (i) solving a combinatorial problem based on the expected cross-entropy measure to select the optimal subset of radars and their locations, and (ii) tracking the target using RBSE technique. We simulate the proposed framework using an illustrative example in 2-D space and demonstrate the tracking performance.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC05-00OR22725
OSTI ID:
1435261
Country of Publication:
United States
Language:
English

References (16)

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Optimal sensor placement for Doppler shift target localization conference May 2015
Sensor Management: Past, Present, and Future journal December 2011
Information-theoretic coordinated control of multiple sensor platforms conference September 2003
Scheduling and Power Allocation in a Cognitive Radar Network for Multiple-Target Tracking journal February 2012
Optimal Motion Strategies for Range-Only Constrained Multisensor Target Tracking journal October 2008
An Information Roadmap Method for Robotic Sensor Path Planning journal March 2009
Cognitive Radar Framework for Target Detection and Tracking journal December 2015
Sensor Selection Based on Generalized Information Gain for Target Tracking in Large Sensor Networks journal January 2014
Greedy sensor selection: Leveraging submodularity conference December 2010
Bat-inspired adaptive design of waveform and trajectory for radar conference October 2008
A POMDP Framework for Coordinated Guidance of Autonomous UAVs for Multitarget Tracking journal January 2009
Sensor Selection via Convex Optimization journal February 2009
UAV Path Planning for Passive Emitter Localization journal January 2012
Cognitive radar: a way of the future journal January 2006

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