A tracker-aware detector threshold optimization formulation for tracking maneuvering targets in clutter

  • Authors:
  • Murat Şamil Aslan;Afşar Saranlı

  • Affiliations:
  • TíBİTAK BİLGEM UEKAE İLTAREN, Şehit Mu. Kur. Yzb. İlhan Tan Kışlası, 2432. cad., 2489. sok., ímitköy, Ankara 06800, Turkey;Department of Electrical and Electronics Engineering, Middle East Technical University, Ankara 06531, Turkey

  • Venue:
  • Signal Processing
  • Year:
  • 2011

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Abstract

In this paper, we consider a tracker-aware radar detector threshold optimization formulation for tracking maneuvering targets in clutter. The formulation results in an online method with improved transient performance. In our earlier works, the problem was considered in the context of the probabilistic data association filter (PDAF) for non-maneuvering targets. In the present study, we extend the ideas in the PDAF formulation to the multiple model (MM) filtering structures which use PDAFs as modules. Although our results are general for the MM filters, our simulation experiments apply the proposed solution in particular for the interacting multiple model PDAF (IMM-PDAF) case. It is demonstrated that the suggested formulation and the resulting optimization method exhibits notable improvement in transient performance in the form of track loss immunity. We believe the method is promising as a detector-tracker jointly-optimal filter for the IMM-PDAF structure for tracking maneuvering targets in clutter.