produced without vibration of the vocal cords; "unvoiced consonants such as `p'' and `k'' and `s''" 同义词：voiceless, surd, hard,
not made explicit; "the unexpressed terms of the agreement"; "things left unsaid"; "some kind of unspoken agreement"; "his action is clear but his reason remains unstated" 同义词：unexpressed, unsaid, unstated, unuttered, unverbalized, unverbalised, unspoken,
例句与用法
1.
The two parties made an unvoiced pact not to reveal the case to the press 双方已达成默契，不将此案披露给媒体。
2.
On liyu ' s unreasoning narrative tactics and its narrative effect in the unvoiced drama 看李渔悖谬性的叙事策略及其效果
3.
What else i can do to avoid dealing with unvoiced frustration and uncomfortable feelings 我还能做些什么来躲避那些说不出的失意和令人不快的感情呢。
4.
And a new pitch extraction algorithm , an active / inactive frame decision algorithm and a voiced / unvoiced frame decision algorithm are developed with the aims to improve the quality of the vocoder and reduce its overall computation load 本文引入了一种新的基音周期计算方法，静音帧判决算法，清音帧判决算法，清浊音信息接收端重建等新算法，提高了合成语音的质量，降低了算法的总计算量。
5.
According to the different characteristics between signal and noise on wavelet transform domain , also considering the voiced and unvoiced speech has different features , a modified method of speech denoising which is using a changing threshold at different scales is proposed 摘要分析了信号和噪声在小波域的不同特征表现，并根据语音中浊音和清音的特点，提出了一种改进的多尺度多阈值的小波域语音去噪方法。
6.
That is , using a soft thresholding to remove noise components from the wavelet coefficients of the voiced and unvoiced speech in noisy speech respectively in a different way , which is not only removing noise but also is preventing the quality degradation of the unvoiced sounds and enhancing the signal - noise ratio 该方法采用软限幅函数对浊音和清音信号的小波变换系数作不同的阈值处理，既抑制了噪声，又减少了语音段信息的损失，提高了信噪比。
7.
Experimental results in different noises and snr indicated that this vad algorithm can divide speech segments from non - speech segments accurately and reduce voiced - unvoiced error obviously . ( 2 ) an improved dct - hn speech decomposition algorithm based on the harmonic - noise model is presented 不同噪声、信噪比下的实验结果表明,该算法可以准确区分语音段与非语音段,明显降低了基音检测中清浊误判现象的发生; ( 2 )基于“谐波-噪声”模型提出了一种改进的dct - hn语音分解算法。
8.
In this thesis , the research focuses on pitch detection techniques of the low - rate wi speech coding . aimed at the problems of voiced - unvoiced error , pitch doubling and halving , accuracy of pitch detection and pitch quantization , a series of pitch detection techniques including pre - processing , pitch detection and pitch quantization were proposed 本文就低速率wi语音编码中的基音检测技术进行了深入研究,针对基音检测中的清浊误判、基音加倍减半、基音检测精度及基音量化问题,提出了包括基音检测前端处理、基音检测算法及基音量化的一整套基音检测技术。
9.
In accordance with chaotic essence of speech signals , syllable segmentation in continuous speech is researched by fractal theory . an approach of syllable segmentation using variance fractal dimension is proposed , its performance is analyzed in detail . the method can discriminate between voiced and unvoiced , between surd and sonant , but it can hardly discriminate between sonant 本文根据语音信号的混沌本质，利用分形理论研究了汉语连续语音中的音节分割问题，提出了基于方差分形维数的音节分割方法，并详细分析了该方法的性能，它能很好地解决了无声与有声、浊音与清音间的分割问题，但很难解决浊音间的分割问题，当浊音相连且过渡段较短时，该方法无法实现它们之间的分割。
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