Journal of System Simulation ›› 2017, Vol. 29 ›› Issue (9): 1960-1967.doi: 10.16182/j.issn1004731x.joss.201709012

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Work Mode Identification of Phased Array Radar with Denoising Auto-encoder

Liu Haodong, Jin Weidong, Chen Chunli, Cai Jian   

  1. School of Electrical Engineering, Southwest Jiaotong University, Chengdu 610031, China
  • Received:2017-06-15 Online:2017-09-08 Published:2020-06-02
  • About author:Liu Haodong (1993-), Suzhou, China, master student, research direction is pattern identification. Jin Weidong (1959-), Anhui Province, China, professor and Ph.D. supervisor, research direction is pattern identification and intelligent information processing.

Abstract: A new method to recognize phased array radar in different work modes was proposed based on multi-level modeling combined with Marginalized Stacked Denoising Auto-encoder. In order to analyze the change law of pulses intercepted by surveillance radar, multi-level modeling was proposed to model the pulses at pulse level, pulse group level and work mode level. Marginalized stacked denoising auto-encoder was trained to extract amplitude characteristics at the work mode level. SVM (Support Vector Machine) was added to the top of deep network to realize work mode identification of phased array radar. Qualitative experiments show that the new method is able to extract essential characteristics of the input with its accuracy over 95%, which provides a new idea for mode identification of phased array radar.

Key words: phased array radar, work mode, multi-level modeling, marginalized auto-encoder

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