Min-plus techniques for set-valued state estimation

Abhijit G. Kallapur*, Srinivas Sridharan, William M. McEneaney, Ian R. Petersen

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

1 Citation (Scopus)

Abstract

This article approaches the deterministic filtering problem for a discrete-time nonlinear system (nonlinear dynamics and output functions) with a sum quadratic constraint on the process and the measurement disturbances. The problem is formulated using an optimal control framework and the solution to the associated Hamilton-Jacobi-Bellman (HJB) equation is obtained. This approach enables the design of the filter without recourse to linearization of the system dynamics/ output equation and yields a set-valued state estimator. A computationally tractable numerical algorithm is introduced by utilizing the min-plus linearity of the corresponding dynamic programming operator.

Original languageEnglish
Article number6426133
Pages (from-to)6009-6014
Number of pages6
JournalProceedings of the IEEE Conference on Decision and Control
DOIs
Publication statusPublished - 2012
Externally publishedYes
Event51st IEEE Conference on Decision and Control, CDC 2012 - Maui, HI, United States
Duration: 10 Dec 201213 Dec 2012

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