Abstract
The authors analyse a new CFAR detector which is composed of an excision processor and a greatest-of (GO)-CFAR detector. The new detector is named an excision GO(EXGO)-CFAR detector. Performance of EXGO-CFARs is derived and compared with the existing excision CA(EXCA)-CFAR detectors for Swerling I target model in homogeneous and nonhomogeneous noise environments such as those with multiple interferers and/or clutter edges. The results show that EXGO-CFAR detectors considerably reduce the problem of excessive false alarm probability near clutter edges while maintaining good performance in other environments.
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