1) pitch period
基音周期
1.
Speech pitch period detection and it s implementation on DSP based on wavelet transform and spatial correlation function;
基于小波变换和空域相关函数的基音周期检测及其在DSP上的实现
2.
MFCC feature extraction of speech based on pitch period;
基于基音周期的语音MFCC参数提取
3.
An algorithm based on predictive vector quantization and dynamic allocation of bit resources improves the energy quantization precision by utilizing the fact that the pitch period is constant in unvoiced frames so that some of the bits originally allocated for pitch quantization can be re-allocated for energy quantization.
为提高能量参数的量化精度,该文提出了一种基于预测矢量量化与比特资源动态分配的能量参数量化算法,在超帧编码过程中,充分利用基音周期在清音帧为固定值的特点,将其部分量化比特分配给能量参数,构造其二级码本,从而更好地量化能量参数。
2) pitch
[英][pɪtʃ] [美][pɪtʃ]
基音周期
1.
An Improved Pitch Detection Algorithm of Mixed Excitation Linear Prediction;
一种改进的混合激励线性预测的基音周期估计算法
2.
By analyzing a corpus of Hanyu Putonghua speech data, the LSF, pitch and other coding parameters are compared by adopting the Gaussian mixture model (GMM), the corresponding conclusions are drawn.
为研究自适应多速率(AMR)算法应用于汉语语音和英语语音所产生的差异,针对AMR语音编码算法的特点,在分析了大量汉语语音数据的基础上,对算法中的线谱频率(LSF)、基音周期等关键编码参数采用高斯混合模型(GMM)进行了比较并给出相应结论。
3.
We find that the pitch_alternation in the voiced section of a Chinese word is different according to different tones.
分析了普通话四种声调的元音基音周期随时间变化的规律。
3) pitch detection
基音周期
1.
In this paper,a new pitch detection method based on classical autocorrelation function is proposed.
阐述了一种新的基于语音线性预测模型和经典自相关函数法的基音周期检测算法。
5) pitch estimation
基音周期估计
1.
An audio watermark algorithm based on pitch estimation;
一种基于基音周期估计的音频水印算法
6) pitch tracking
基音周期提取
1.
A novel pitch tracking method based on FFT-ACF and estimation of pitch candidates;
基于FFT-ACF和候选值估计的基音周期提取方法
2.
To reduce the halving and the doubling errors in pitch tracking,an algorithm based on a combined magnitude difference function is proposed in this paper.
为了减少基音周期提取中的倍频和半频错误,进行更准确的基音周期估计,提出一种基于混合幅度差函数的基音周期提取方法。
补充资料：基音
复音中频率最低部分的声音。是声音的最主要成分，由发声体整体振动所产生。
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