海豚是一种高智商的水生哺乳动物,它们使用自己独特的“语言”——哨声来进行互相交流。要想理解海豚的语言,就必须要对海豚哨声进行分析研究。当前对海豚哨声的分析研究大多是基于哨声语谱图进行的,但语谱图中哨声轮廓与背景噪声混合在一起,不仅导致目前对哨声的分割、提取等预处理都是用人工方式进行,同时也给后续的实验造增加了难度。如果对语谱图中的哨声轮廓进行去噪、特征提取和修复等自动化预处理,就能实时进行海豚哨声与背景噪声的分离,获得一个完整的海豚哨声轮廓。这不仅节约了人工提取花费的时间,也有利于海豚哨声的个体识别、行为分类、通讯机制等后续研究。 基于以上原因,本文构建了一套完整的海豚哨声轮廓自动提取与修复...Dolphin is one kind of intelligent aquatic mammals, they use their own ways to communicate with each other, which are called whistles. To understand their language, it is necessary to analyze the whistles. Currently, most researches on whistles is based on spectrogram. However, the whistle contour is mixed with background noise in the spectrogram, which causes the manual segmentation and extractio...学位:工学硕士院系专业:信息科学与技术学院_计算机科学与技术学号:3152012115301