1) transition part detection
语音段检测
2) 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。
3) speech detection
语音检测
1.
A Speech Detection Algorithm for Speech Recognition Systems on Chip;
应用于语音识别片上系统的语音检测算法
2.
Time frequency energy have been used for speech detection in noisy environments.
在低信噪比下 ,虽然噪声和语音的频谱分布不同 ,但是传统语音检测算法使用的时域能量没有描述能量在各频域子带的分布 ,对于语音和噪声没有很好的区分性。
3.
The noise is single or in accordance with some hypothesis in current speech detection.
语音检测技术是语音信号处理的一个方面，其检测效果的好坏对语音识别的识别率有着重要的影响。
4) voice activity detection
语音检测
1.
A comparative study of several noise estimation techniques without voice activity detection;
几种无语音检测噪音估计方法的比较研究
2.
As the pitch doubling and halving problems of pitch detection often occurred with varied noises and Signal to Noise Ratio(SNR),voice activity detection(VAD) algorithm based on DCT band-partitioning spectral entropy is employed in pre-processing to separate speech and non-speech segments.
本文就低速率WI语音编码中的基音检测技术进行研究,针对基音检测在不同噪声与信噪比下容易发生清浊误判的问题,在基音检测前端引入基于DCT分带谱熵的语音检测算法划分语音段与非语音段;为了向基音检测算法提供更能准确反映基音周期实际变化的输入语音,基于谐波-噪声模型提出了一种改进的DCT域语音分解算法。
6) DSP voice detection
DSP语音检测
补充资料：语音
语音
①语言(说话）的声音。语言必须借声音才能表达。每种语言的语音成分及其结构方式都有系统性和一定的特点。②进行胸部检查时，患者在说话时，用听诊器在胸壁上也可听到，称为听觉语音。
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