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Application of kernel methods in signals modulation classification
Authors:ZHOU Xin  WU Ying  WANG Da-lei
Affiliation:Institute of Engineering, Information Engineering University, Zhengzhou 450002, China
Abstract:A new approach to common signals classification of relevance vector machine(RVM) was presented and two signal classifiers based on kernel methods of support vector machine(SVM) and RVM were compared and analyzed.First several robust features of signals were extracted as the input of classifiers,then the kernel thought was used to map feature vectors impliedly to the high dimensional feature space,and multi-class RVM and SVM classifiers were designed to complete AM,CW,SSB,MFSK and MPSK signals recognition.Si...
Keywords:kernel function  sparse Bayesian model  RVM  SVM  
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