Several SVM classifiers are used to make a multi-classes classifier for modulation identification.
使用多个支撑矢量机分类器构成一个多类分类器用于多类信号的调制识别。
Thus, the basic important step of modulation identification is how to specify and extract signal features.
所以，如何选定并提取信号的特征便成为调制识别的基本环节。
Radar signal modulation identification and parameter estimation are the important steps of radar reconnaissance and confrontation.
雷达信号调制识别和参数估计是雷达侦察与对抗的重要研究课题。
The automatic modulation identification for communication signals is a still important problem in the intercepted signal processing.
通信信号的自动调制识别在截获信号处理方面是一个十分重要的课题。
Studied the modulation identification problem of digital modulated signals, successfully identified 2ask, 2fsk, 2psk, 4ask and 4fsk signals.
深入研究了数字调制信号的调制制式的识别问题，成功识别了2ask、2fsk、2psk、4ask和4fsk五种数字调制信号。
The basic tasks of radio signals modulation identification are analysis, decision and classification of modulation type for intercepted unknown signals.
无线电信号调制识别的基本任务就是对所截获的不明信号的通带调制种类进行分析、判决和归类。
This dissertation performed the following work based on the research before: (1) We studied the modulation identification problem of analogue modulated signals.
本文在前人的研究基础上主要做了如下工作：(1)研究了模拟调制信号的识别方法。
The objective of automatic modulation identification is to decide the modulation type and estimate the modulation parameters without any priori knowledge about signal contents.
自动调制识别的目的就是在未知调制信息内容的前提下，判断出通信信号的调制方式，并估计出相应的调制参数。
A new method of modulation identification for communication signals, using wavelet transform to extract characteristics and based on support vector machines (SVM), is proposed.
提出了一种应用小波变换提取分类特征的基于支撑矢量机的通信信号调制识别方法。
In pulse modulation identification is one of radar reconnaissance key technology. Especially, in pulse modulation identification under low SNR is a hot point of recent researching.
脉内调制类型识别是雷达侦察的关键技术之一，特别是低信噪比下的脉内调制识别技术是当前研究的热点。
The objective of automatic modulation identification is to decide the modulation type and estimate the modulation parameters without any prior knowledge about the signal information content.
自动调制识别的目的就是在未知调制信息内容的前提下，判断出通信信号的调制方式，并估计出相应的调制参数。
The objective of automatic modulation identification is to decide the modulation type and estimate the modulation parameters without any priori knowledge about the signal information content.
自动调制识别的目的就是在未知调制信息内容的前提下，判断出通信信号的调制方式，并估计出相应的调制参数。
Modulation identification has important applications in communication surveillance and countermeasure.
调制识别在通信侦察和通信对抗中有着重要应用。
Modulation identification has important applications in communication surveillance and countermeasure.
调制识别在通信侦察和通信对抗中有着重要应用。
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