genetic sonogram 遗传学超声
sonogram m 声波图
doppler sonogram 多普勒声谱图
-d sonogram 三维声图
vowel sonogram 元音语图
fetal sonogram 胎儿声像图
Wavelet analysis method is applied to denoise call signals, detect pitch and improve sonogram. The optimum parameters of wavelet denoise are obtained.
将小波分析方法引入到鸣声信号的消噪、基音周期检测和语图的改进中。
参考来源 - 珍稀鸟类朱鹮鸣声特征与行为关系的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
N a three-dimensional representation of a sound signal, using coordinates of frequency, time, and intensity 声谱图 [physics]
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