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语音端点检测Matlab程序
- 语音端点检测Matlab程序,附带计算信噪比的Matlab子程序,文本文档内是常用语音库的下载网址,非常使用-Voice activity detection Matlab program calculated signal to noise ratio with Matlab subroutine, the text is a common voice within the document library to download URL is used
fenxing
- 为提高语音端点检测(VAD)在较低信噪比(10 dB)下的准确率,提出一种基于短时分形维数的改进算法。结合语音信号的特点,对2种常用的语音信号分形维数计算方法进行了比较和选择,同时采用动态跟随门限值实现语音端点的自适应检测。试验结果表明:对于信噪比6~10 dB的带噪语音,此方法可以实现整段语音的检测,而且具有一定的噪声鲁棒性,系统运行期间能够自适应调整门限值以适应环境噪声的变化,提高了VAD算法的准确率。这个是源码matlab。-In order to improve voice activi
语音信号处理的最基本的Maylab处理程序
- 语音信号处理的最基本的Maylab处理程序,包括读入语音波形,清音浊音的检测,加窗,过零率,短时能量,基音最大值。-The basic speech signal processing Maylab handling procedures, including reading speech signals, voiceless voiced detection, windowed, zero crossing rate, short-term energy, pitch maximum.
noisex
- 递归度信号处理.可用语语音信号处理,如端点检测,清浊音分割.-Recursive-degree signal processing. Can be language speech signal processing, such as endpoint detection, segmentation Voicing.
vad
- 几篇带噪声语音信号端点检测算法的论文,希望对大家有用-Speech signal with noise several endpoint detection algorithm for papers, in the hope that useful
ha0157
- HT46R47對AC過零信號進行檢測-HT46R47 of AC zero-crossing detection signal
zerocros
- 声音文件的过零检测。是一个非常有用的程序,在所有的声音文件处理中都可能用到。实际上是检测voice signal 的start-point和end-point-Sound files of zero-crossing detection. Is a very useful procedure, in all the sound files are likely to be used to deal with. Voice signal is actually detecting the star
29782184
- 函数信号发生器 本系统能够产生正弦波、方波、三角波。同时还可以作为频率计测频率。函数信号的产生由MAX038和外围电路完成,能产生1Hz—20MHz的波形。波形选择由单片机完成。输出或输入频率经74HC390分频后,由单片机完成自动频率检测显示。 关键词:波形产生器、频率计、MAX038、74HC390、AT89S51。 -Function signal generator of the system can produce sine, square, triangular wave.
ddjc
- 利用短时平均能量和短时平均过零率,对语音信号进行端点检测-Average energy use of short-term and short-time average zero-crossing rate, speech endpoint detection signal
Endpointdetection
- 改程序包含语音信号处理中的端点检测源码,其中有些参数要根据当前环境设置-Procedures to include speech signal processing in the source endpoint detection, some of which are parameters to be set up in accordance with the current environment
DTWspeech
- 本 文 首先 介绍了语音识别的研究和发展状况,然后循着语音识别系统的 处理过程,介绍了语音识别的各个步骤,并对每个步骤可用的几种方法在实 验基础上进行了分析对比。研究了语音信号的预处理和特征参数提取,包括 语音信号的数字化、分帧加窗、预加重滤波、端点检测及时域特征向量和变 换域特征向量.其中端点检测采用双门限法.通过实验比对特征参数的选取, 采用12阶线性预测倒谱系数作为识别参数。详细分析了特定人孤立词识别算 法,选定动态时间弯折为识别算法,并重点介绍其设计实现。 在
dianhuanyuanchengkongzhi
- 电话智能遥控器主要包括电话振铃检测电路,电话自动摘机和挂机电路,DTMF信号解码电路,语音提示急电路,音频放大电路,以及控制心脏CPU电路-Telephone remote control including smart phones ringing detection circuit, telephone and hang up automatically pick circuit, DTMF signal decoding circuit, urgent voice circuits, au
F2_6764
- 端点检测是指用数字处理技术来找出语音信号中的各种段落(如音素、音节、词素、词等)的始点和终点的位置。语音段起止端点检测是语音分析、语音合成和语音识别中的一个必要环节。传统的端点检测方法是从wav文件中获取语音采样,将其分帧并计算短时能量和过零率参数,然后进行端点检测。这种工作方式被称为离线处理方法 ,无法实现语音信号的实时处理,对于语音信号分析具有一定的局限性。本文通过开发ActiveX控件,在MATLAB环境下将其嵌入到figure窗口中,以GUI程序的方式使用,实现语音信号端点检测的实时处
voice
- 进行语音信号端点检测的声音文件,非常清晰-Endpoint detection for speech signal of the sound files, very clear
yuyin
- 语音信号短时能量matlab实现,语音信号的端点检测matlab实现。-Speech signal to achieve short-term energy matlab, speech endpoint detection signal matlab implementation.
endpoint
- 计算语音信号的端点 采用双门限法进行检测-Speech signal endpoint computing double-threshold detection method
changguiboshuxingc
- 信号处理的一种方法,利用常规波束形成检测信号-Signal processing method, using conventional beamforming detection signal
daopu
- 语音端点检测程序,利用倒谱方法对语音信号进行端点检测,效果不错-Voice activity detection procedure, and use of the speech signal cepstrum method for endpoint detection, good results
NCFF
- 语音信号处理中基音检测源程序,用matlab实现的。主要应用了改进的自相关技术。-Pitch detection in speech signal processing source code, using matlab be achieved. Major applications to improve the self-related technologies.
endpoint_detection
- 噪声环境下的端点检测在语音信号分析和识别中占有重要地位。文中将分形理论中的分形记盒维数应用到端点检测算法中,采用了基于分形记盒维数与短时能零比相结合的端点检测算法,以分形记盒维数为主要判决条件,并在判决门限的设定上采用了自适应机制。-Noise environment endpoint detection in speech signal analysis and identification play an important role. Wen will be fractal theory