【摘要】 战场目标声音探测技术在现代战争中发挥着越来越重要的作用。针对战场目标声音识别的一些关键技术进行了研究。首先分析目标声音探测技术的军事应用特点,然后对战场典型目标发出的噪声的物理特性进行了分析。最后论述了战场目标声音识别技术中的几种关键技术,重点分析了特征提取中的LPCC,MFCC技术以及分类器中的隐马尔可夫模型,为战场目标声音识别系统的开发奠定了基础。更多还原

【Abstract】 Battlefield target sound recognition become more and more important in modern war.Some battlefield sounds recognition key technology is researched.The sound recognition characteristic in military application is analyzed and the physical properties of battlefield target sound are discussed.At last,several key technology of sound recognition are disserted,especially the LPCC,MCC and HMM model.Some foundation for the development of battlefield target sound recognition system are maken.更多还原