pitch contour

英 [pɪtʃ ˈkɒntʊə(r)]

美 [pɪtʃ ˈkɑːntʊr]

网络  音高曲线; 音高轮廓; 基频轨迹; 音高曲拱; 基音轮廓

英英释义

noun

• rise and fall of the voice pitch
  Synonym:intonationmodulation

双语例句

• The eigenvector extracted by this curve fitting can avoid negative effects of the error endpoints and normalize the length of the pitch contour.
  使用该方法提取出的反映基频变化趋势的特征向量，在不受基频曲线两端不准确点影响的同时起到了长度归一化的作用。
• The tones are recognized by using the pitch contour information which can be expressed by fundamental frequencies.
  声调可以用基音的轮廓信息进行描述。
• In this technology, amplitude spectrum envelope was modified to improve the similarity between spectrum envelope and the pitch contour with the information of pitch frequency curves so that the intelligibility of speech is improved.
  这种汉语处理技术利用汉语语音特有的基音频率信息，调整语音幅度谱包络，提高谱包络与基频曲线形状的相似度以提高语音的可懂度。
• Based on meshing principle of noncircular gears, tooth location on the pitch line has been decided and curve equation of the gear contour, gear top and gear root has been deduced.
  依据非圆齿轮啮合原理，确定轮齿在节曲线上的位置，并推导了轮齿的齿廓、齿顶、齿根的曲线方程。
• In a mandarin tone recognition system, the parameter is usually pitch contour. But the tone can also be partly characterized by pitch difference, energy and energy difference.
  普通话声调识别参数除常用的基音轮廓外，基音的一阶差分、能量及能量的一阶差分等也具一定的声调特征。
• Different approaches of the analysis and synthesis of the speech signal lead to different approaches of the estimation of the pitch contour. This paper discusses the autocorrelation method and cepstrum and wavelet method of the pitch contour estimation.
  不同的语音分析和综合方法就有不同的基音估计的方法，本文就简单的自相关基音估计入手分析讨论，并讨论了倒谱法，小波分析的基音估计。
• We design and implement a predictor, which can predict the pitch contour, duration and pause of Chinese syllable.
  本文运用人工神经网络技术设计并实现了一个用于预测汉语音节基频曲线、时长和停顿的模型。
• The normal lines of the cam pitch curve at the meshing points intersect at the instantaneous center of the cam and the pin gear, which accords with the meshing principle of tooth contour.
  在凸轮与针轮啮合的瞬时，各针齿与凸轮啮合点处，凸轮理论廓线的法线交汇于该瞬时凸轮与针轮的速度瞬心，符合齿形啮合基本定理。
• The factors concerned in his experiments include several intrinsic syllable properties, e.g. the pitch value and pitch contour contrast among the four lexicon tones, the duration and the intrinsic intensity of finals.
  与其实验有关的因素包括音节的一些内在属性，比如，四种单字调在音高值和音高曲线图方面的对立，以及韵母的时长和内在强度。
• Study of Syllable Clustering Based on Pitch Contour
  基于基频包络的音节聚类研究