CORRELATION TECHNOLOGY

Radar High Range Resolution Profile Identification Based on Fuzzy Hypersphere SVM

  • SHI Zhaohui ,
  • WANG Jian ,
  • HUA Jixue
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  • Air and Missile Defense College, Air Force Engineering University, Xi'an 710051, China

Received date: 2014-03-30

  Online published: 2025-05-26

Abstract

High resolution range profile (HRRP) classification is an important method for radar complex target classification. Since standard one-against-one hypersphere support vector machine (SVM) has the defects of large computation, long training time for its k(k-1) sub-classifiers, and, decision bland area, it is not fit for HRRP target recognition. In order to reduce the number of classifiers in the one-against-one multi-class, a new one-dimensional membership function based on geometry feature named "reciprocal symmetry" has been defined, and the corresponding fuzzy hypersphere SVM has been given. This new method only needs k(k-1) /2 sub-classifiers, it not only improves the training speed, but also clears away the decision bland area. The HRRP real data experimental results show that this algorithm has better HRRP classification performance.

Cite this article

SHI Zhaohui , WANG Jian , HUA Jixue . Radar High Range Resolution Profile Identification Based on Fuzzy Hypersphere SVM[J]. Journal of Projectiles, Rockets, Missiles and Guidance, 2015 , 35(3) : 166 -169 . DOI: 10.15892/j.cnki.djzdxb.2015.03.041

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