Veracity of the phonetic pitch detection has a great influence on tone recognition.
基音提取的准确度极大的影响声调识别的准确率。
Autocorrelation and average magnitude difference function are essential methods in pitch detection.
自相关法和平均幅度差函数是两种常用的基音检测方法。
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。
Up to now, there have been many good detection algorithms to improve the efficiency of the pitch detection algorithm.
目前有许多较好的检测算法提高了基音检测算法的效率。
This paper discusses in detail the pitch detection algorithm of Mixed Excitation Linear Prediction (MELP) and an improved algorithm.
本文详细讨论了混合激励线性预测(MELP)的基音周期估计算法及其改进算法。
The principle of the pitch detection and to increase the accuracy of pitch detection by using "Zero-crossing, detection. signal sep…"
文章还对其基频检测机理和采用“过零检测，信号分离”技术提高基频量测精度作了较详细的论述。
So we focus on the study of pitch detection algorithms for noisy speech and strive to find algorithms with relatively good accuracy and robustness.
为此，本论文就含噪语音进行基音检测算法的研究，力求寻找准确性和鲁棒性都相对较好的基音检测算法。
The key technology of laser fuse is studied at present, including mainly pitch detection technology and pseudorandom code technology are introduced.
针对目前在研的激光引信探测的关键问题，即激光引信的前倾探测和伪随机码探测技术进行了分析。
The cepstrum method of speech pitch detection was analyzed carefully, and several shortcomings were pointed out when the method was realized digitally.
对基音检测的倒谱法进行了分析，指出其在基音检测计算及其数字实现时存在不足。
Compared with the conventional LPC algorithm, the m-lpc algorithm improves a lot in the aspects of excitation source, pitch detection and synthesis, etc.
与传统LPC的算法相比，M—LPC算法在激励源、基音检测及合成等方面都作了改进。
In the research of mixed excitation linear prediction speech coding, a new real-time normalized correlation function pitch detection algorithm is proposed.
在混合激励线性预测低速率语音编码研究中，提出了一种新的归一化自相关函数实时基音检测算法。
According to the mechanism of speech signal, an effective pitch detection algorithm by combined liner predictive coding with maximum likelihood is proposed.
根据语音信号产生机理，结合常用的线性预测和最大似然法，提出了一种有效的基音检测算法。
In the same time, a sliding pitch analysis window method is used, so it can reduce the pitch detection error in non-stationary speech segments with irregular pitch.
同时又采用了滑动窗的方法，使得对基音周期不规则的不平稳的语音段进行基音周期估计时的误差减小。
Maintaining accurate mechanical location between the two active Hall elements eliminates the major manufacturing hurdle encountered in fine-pitch detection applications.
保持两个活动霍尔元件之间精确的机械位置可消除小口距测向应用中遇到的主要制造困难。
In speech signal processing, one of the key technologies is the pitch detection algorithm, and its efficiency directly affects the quality of speech's real-time processing.
自相关基音检测算法是语音信号处理的关键技术，算法的效率直接影响了语音信号实时处理的质量。
The autocorrelation pitch detection algorithm is the key technique for speech signal processing, and its efficiency directly affects the quality of real-time speech processing.
自相关基音检测算法是语音信号处理的关键技术，算法的效率直接影响语音信号实时处理的质量。
In order to provide an accurate-pitch-cycle speech for pith detection algorithm with varied noise and SNR, we use signal decomposition theory in pre-processing of pitch detection.
为了在不同噪声、信噪比下为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，本文将信号分解思想引入基音检测前端处理中。
The traditional pitch detection algorithm based on wavelet transform extracts the fundamental frequency by comparing the positions of maximum wavelet coefficients of continuous scales.
传统的小波变换基频检测通过比较相邻尺度上的小波系数极值点来进行检测。
In the real time experimentation for pitch detection of audio signal, the algorithm ensures the optimal scale and extracts the maximum of wavelet transform, and it has achieved a better result.
在音频信号的实时基频检测实验中，该算法较准确地定位最佳尺度和极大值点，取得了较好的基频提取结果。
If the wavelet transform is directly implemented in pitch detection, comparing the glottal closure singularity of speech signal with image grey break, we will not obtain the anticipative result.
将声门闭合在语音信号中表现出相应的奇异性，与图像边缘的灰阶突变进行等价对比，直接将小波变换用于声门闭合奇异型的检测，并不会得到预期效果。
Coincidence detection is a general neural mechanism which plays a role in binaural hearing and, possibly, in intensity coding and pitch extraction as well.
同时侦测是寻常的神经机制，它们在双耳听觉、强度编码与音高选取中扮演著举足轻重的角色。
Coincidence detection is a general neural mechanism which plays a role in binaural hearing and, possibly, in intensity coding and pitch extraction as well.
同时侦测是寻常的神经机制，它们在双耳听觉、强度编码与音高选取中扮演著举足轻重的角色。
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