Abstract | ||
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Swarm localization, cooperative robot localization in swarm robotics, has a significant role in a swarm robot system and requires much deliberation for its estimation scheme. As such, designing stochastic hidden Markov model, in a way a variety of conditionally dependent, observed random variables such as measurements are effectively chosen and properly integrated into the probability distribution of a belief, is very important. In this paper, we propose swarm EKF localization, a hybrid of two inference algorithms, extended Kalman filter (EKF) and belief propagation (BP), with a capability of choosing how many dependencies of random variables are exploited in inference using the concept of neighborhood. Also, this paper presents a numerical experiment result of swarm EKF localizations. In conclusion, we could confirm that 2nd order neighborhood EKF has an overall better estimation performance compared to conventional 1st order neighborhood EKFs. |
Year | DOI | Venue |
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2013 | 10.1109/SII.2013.6776751 | System Integration |
Keywords | Field | DocType |
Kalman filters,belief networks,control engineering computing,estimation theory,hidden Markov models,inference mechanisms,mobile robots,multi-robot systems,nonlinear filters,random processes,statistical distributions,2nd order neighborhood EKF,BP,belief propagation,cooperative robot localization,estimation performance,estimation scheme,extended Kalman filter,inference algorithms,multiple robot system,probability distribution,random variables,range-only measurements,stochastic hidden Markov model,swarm EKF localization,swarm robot system | Extended Kalman filter,Swarm behaviour,Stochastic process,Kalman filter,Artificial intelligence,Hidden Markov model,Mathematics,Mobile robot,Swarm robotics,Belief propagation | Conference |
Volume | ISSN | Citations |
269 | 2194-5357 | 0 |
PageRank | References | Authors |
0.34 | 3 | 2 |
Name | Order | Citations | PageRank |
---|---|---|---|
Shigekazu Fukui | 1 | 0 | 0.34 |
Keitaro Naruse | 2 | 47 | 19.98 |