文章首先介绍了信号识别的意义和发展趋势，阐述了传统通信的信号识别方法；接着介绍了两种信号识别方法的实际应用案例，对信号识别效率、准确度进行仿真和分析；最后使用广义特征提取技术、权重特征数据库比对和决策方式，提出了一种针对特定信号识别的解决方案，该方法具有识别效率高、资源要求低、可扩展和易实现的特点。%The article ifrst introduces the signiifcance and the trend of signal recognition, and states the traditional communication signal recognition method, then introduces the application case of two kinds of methods of signal recognition,simulates and analyzes the signal recognition efifciency and accuracy, ifnally puts forward a solution for a particular signal recognition by using the generalized feature extraction techniques, feature weight compared to a database and decision-making.The method has the characteristics of high recognition efifciency,low resource requirements, expansion and easy implementation.
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