1) real-time extraction of fundamental pitch
基频实时提取
1.
Increasing the accuracy in real-time extraction of fundamental pitch from Chinese voiced sounds is one of key techniques in speech recognition.
提高汉语浊音基频实时提取精度是语音识别的关键技术之一。
2) real-time extraction
实时提取
1.
Lifting wavelet transform increases the speed of extraction in order to meet the demand for real-time extraction.
本文采用基于提升方案的小波变换,提高了水印检测的运算速度,采用通用DSP(数字信号处理器)能够实现对水印的实时提取。
3) pitch extraction
基频提取
1.
By researching on the theory of the signal sudden change token by wavelet, this paper provides the principle and algorithm of audio signal pitch extraction based on wavelet principle.
通过对小波变换表征信号突变原理的研究,给出了基于小波变换的音频信号基频提取的原理和算法。
4) instantaneous frequency distilling
瞬时频率提取
1.
Through the analyses to the linearity frequency modulation signal and the phase coding signal, we discusse a method of instantaneous frequency distilling on the base of instantaneous self correlation, and then, it matches the signal using a matching filt.
通过对线性调频信号与相位编码信号的分析,讨论了一种基于瞬时自相关的瞬时频率提取的方法,并在后面用匹配滤波器进行信号的匹配。
补充资料：2-甲氧基-5-吡啶硼酸频哪醇酯
分子式：C12H18BNO3
分子量：235.09
CAS号：445264-61-9
性质：熔点47-51°C。
分子量：235.09
CAS号：445264-61-9
性质：熔点47-51°C。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条