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1)  predominant pitch detection
主音高检测
2)  pitch detection
音高检测
1.
The principle of pitch detection is analysed and the precision of pitch detection is discussed.
详细分析了音高检测的原理,并通过Matlab的实验验证,比较了5种检测方法的优缺点,并在此基础上讨论了音高检测精度的问题,最后给出了具有较高检测精度的改进型FFT频域分析法。
3)  pitch detection
基音检测
1.
A pitch detection algorithm based on wavelet multiresolution analysis and its Simulink implementation;
基于小波多分辨分析的基音检测算法及Simulink实现
2.
Integrated pitch detection method based on linear predictive analysis;
基于线性预测的综合基音检测法
3.
Research of pitch detection based on LPC-residual cepstrum;
一种基于线性预测残差倒谱的基音检测算法
4)  voice activity detection
静音检测
1.
The Design and Application of Voice Activity Detection in VoIP System;
VoIP系统中静音检测的设计和实现
2.
This paper provides a description of the basic conception and principle of VoIP,especially several key technologies,which include:signaling,coding,voice activity detection,real-time transmission and guarantee of quality of network service.
文章介绍了VoIP的基本概念和原理,重点阐述了VoIP的几个关键技术:信令技术、编码技术、静音检测技术、实时传输技术,以及QoS保障技术。
5)  voice detection
语音检测
1.
Be making use of DSP s low power consumption and fast calculation, a method for voice detection based on TMS320VC54x and spectral entropy is realized.
利用TMS320VC54x系列DSP芯片功耗低、运算速度快等特点实现了一种谱熵语音检测方法,该方法分别计算输入信号高频段谱熵H1与低频段谱熵H2,如果H1/H2<1,则输入信号为语音信号,如果H1/H2≈1,则输入信号为噪音信号。
2.
Test on to the system hardware circuit and the signal processing algorithm indicates that,this system can fairly accomplish the voice detection and processing function of the received signal by shortwave radio.
通过对系统硬件电路和信号处理算法的测试,该系统能较好地完成短波电台接收信号的语音检测与处理功能。
3.
in this paper,de-signed to achieve a voice detection system which make the TMS320F2812 DSP chip as its core.
语音静噪是以语音检测为基础实现无语音时屏蔽系统输出的一项功能。
6)  pitch detecting
基音检测
1.
This paper puts up a method suitable for multi pitch detecting under overlapping speech signals environment.
该方法采用小波变换作为基音检测模型中的滤波处理 ,并用广义自相关运算突出基音信息 ,用增强自相关累和消除冗余信息 ,并提出了用基音概率函数来预测并跟踪不同基音的变化以提高基音检测的准确性 。
补充资料:主音
1.音乐名词。音阶的第一音。因为它是音阶的基础,故称。常以喻不可缺少的事物。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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