CA-CFAR DETECTION PERFORMANCE OF RADAR TARGETS EMBEDDED IN âNON CENTERED CHI-2 GAMMAâ CLUTTER
Author(s) -
M.A. Habib,
Mourad Barkat,
Brahim Aïssa,
Tayeb A. Denidni
Publication year - 2008
Publication title -
electromagnetic waves
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.437
H-Index - 89
eISSN - 1559-8985
pISSN - 1070-4698
DOI - 10.2528/pier08092203
Subject(s) - clutter , constant false alarm rate , radar , computer science , radar detection , remote sensing , artificial intelligence , geology , telecommunications
This work is about evaluating radar performance in detection of targets embedded in a clutter following Non centered chi-2 Gamma distribution model. This model, also called NG-distribution model, is able to fit high resolution sea radar clutter. In this paper, NG model is described. The performances of CA-CFAR radar, namely probability of detection and probability of false alarm, are calculated and closed forms of these probabilities are achieved. In order to evaluate the obtained results, simulation and analytical results are compared. Good matching between these results is achieved.
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