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- linear prediction analysis 线性预测分析
- EXTRACTING TONE BY LATTICE METHOD OF LINEAR PREDICTIVE ANALYSIS IN CHINESE SPEECH RECOGNITION 汉语语音识别中的LPC格型法提取声调
- Both analysis results and numerical results by Monte Carlo simulation showed that decision feedback filters (DFF) outperform linear prediction filters by comparison. 理论分析和数值仿真结果均表明,判决反馈滤波器的性能明显优于线性滤波器。
- From the spectrum analysis tone quality of bell is obtained. The sound of chime bell can also be analyzed by the method of linear prediction used in signal processing. The accuracy of pitch frequency obained by this method is high. 用FFT做实际和模型编钟声的短时频谱分析,应用了信号处理中线性预测等方法来分析编钟声,实验表明用线性预测法计算基音频率是有足够高的准确度的。
- linear predictive analysis 线性预测分析
- These methods are linear prediction using autoregression,and nonlinear prediction using support vector regression. 这两种方法分别为线性的自回归预测以及非线性的支持向量机预测。
- ITU G 728 recommendation is a scheme for coding speech at 16 Kbit/s using low delay code excited linear prediction (LD CELP). ITU G?728 标准是国际电信联盟于1992 年推出的一种比特率为16 Kb/s低延时CELP类型语音编解码器。
- Firstly a motion vector is searched for each pixel in the interpolated frame using the block-matching search method of linear prediction. 该算法首先采用了线性预测块匹配搜索算法来估计内插帧中每一个象素的运动矢量;
- Linear prediction coefficient analysis LPC分析
- When the strong tone interference exists in the Direct Sequence Spread Spec-trum(DSSS) system, the traditional linear prediction filter performs poorly. 在很强的单音干扰存在时,传统的线性预测滤波方法不能达到很好的抗干扰性能。
- In the sine excitation linear prediction (SELP) vocoder, the DCT M model improves the naturalness of the reconstructed speech, having subjective tests of 65 %. 将其应用在正弦激励线性预测(SELP)声码器中进行测试,结果表明,它能够改善重建语音的自然度,主观测试结果达65%25。
- The performances of the system are compared and analyzed when the feature extraction is based on Linear Prediction Cepstrum Coefficient(LPCC) or Mel Frequency Ceps. 给出了系统整体的软硬件框架,并比较和分析了分别将线性预测倒谱参数和美尔频标倒谱参数作为语音特征参数时系统的性能,为语音识别的嵌入式应用提供了参考依据。
- The results show that GM(1,1) model has high accuracy of fercasting and is suitable for the simulation control and prediction analysis of original data series such as geology,mining... 结果表明,GM(1,1)模型的预测精度高,适合于具有灰色特征的地质、采矿、选矿、经济等原始数据序列的模拟控制和预测分析。
- Based on the theory of pupil center corneal reflection (PCCR), the authors improved and realized a high efficient linear prediction algorithm for the real-time image-processing. 在瞳孔-角膜反光点向量法(PC-CR)的基础上,提出了高效的基于最佳线性逼近预测的实时眼动跟踪算法。
- G.729 protocol proposed by ITU is a kind of speech compression coding technology based on Conjugate Structure Algebraic Code Excited Linear Prediction algorithm. 国际电信联盟(ITU)推出的G.;729协议是基于共扼结构-代数码激励线性预测的语音编解码算法。
- In this article we present the three fundamental feature-extracting approaches to speech spectral analysis: linear predictive, cepstrum and Gabor filter methods. 本文介绍了三种语音特征抽取方法:线性预测编码(LPC)、倒谱(Cepstrum)及Gabor滤波法,并根据实验结果分析了不同特征抽取方法反映的不同的语音特征。
- By using data mining we can find out some potential data model from a great deal of data and make predictive analysis,supplying customers with aimed services. 该策略的主要特点是在客户关系管理解决方案中引入了数据仓库和数据挖掘的思想,利用数据挖掘能有效地从大量数据中发现潜在数据模式、作出预测性分析,来为客户提供有针对性的服务。 悬”士学位论文、芝虱罕MAS1’ER’STHESIS
- Our research object is Conjugate Structure Algebraic Code Excited Linear Prediction (CS-ACELP) algorithm with its good performance, whose synthesized speech quality at 8kbps is not worse than that of ADPCM at 32kbps. 共轭结构代数码激励线性预测(CS-ACELP)语音编码算法以其良好的综合性能成为我们的研究对象,它在8kbps码率下的合成音质不低于32kbps 的ADPCM的水平。
- Keywords AZT;mathematic model;predict analysis; 艾滋病;数学模型;预测分析;
- To obtain the same performance, the orders needed from decision feedback filters proposed are much lower than linear prediction filters, making hardware implementation more tractable. 与线性滤波器相比,为达到相同的抑制效果,判决反馈滤波器所用的滤波器阶数低,硬件实现所需资源少,实用性更广。
