搜索资源列表
FrequencyDomainAnalysisOfTheSystem
- 信号频谱分析 1. 观测已知方波信号、正弦波信号的频谱 分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。 观测实时模拟信号(语音)的频谱 用音频设备采集一段语音,将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的,应把它分段分析,而且实际运用中的数字信号处理的FFT的点数是有限的,一般只能达到千点。用傅里叶反变换IFFT,从频域恢复信号。画出频谱图和语音波形图-Signal spectrum analysis 1.
yonghujiemian
- 语音信号的谱分析的用户界面设计,可以对语音信号做频谱,语谱,倒谱分析-Spectral analysis of speech signals the user interface design, you can do voice signal spectrum, language spectrum, cepstrum analysis
beat
- 语音分析软件。主要是进行onset发现,以及beat计算。常用的语音切分工具-Voice analysis software. Mainly for onset detection, beat calculation. Commonly used in speech segmentation tool
MAR
- 语音分析软件,多变量自动回归模型。主要是用来对语音信号进行长时分析。计算MAR特征-Voice analysis software, multivariate automatic regression model. Is primarily used for voice signal analysis of long. MAR features calculated
Matlab-voice
- MATLAB中常用语音函数,详细的函数使用以及结果分析!-MATLAB functions commonly used in voice, and the results of a detailed analysis of the function to use!
lunwen
- 本文简要介绍了语音信号采集与分析的发展史以及语音信号的特征、采集与分析方法,并通过PC机录制自己的一段声音,运用Matlab进行仿真分析,最后加入噪声进行滤波处理,比较滤波前后的变化。-This paper introduces the voice signal acquisition and analysis of the history and characteristics of speech signals, sampling and analysis methods, and thro
MATLAB
- 基于 MATLAB 的语音信号分析与处理的课程设计.录制一段自己的语音信号,并对录制的信号进行采样;画出采样后语音信号的时域波形和频谱图;给定滤波器的性能指标,采用窗函数法或双线性变换设计滤波器,并画出滤波器的频率响应;然后用自己设计的滤波器对采集的语音信号进行滤波,画出滤波后信号的时域波形和频谱,并对滤波前后的信号进行对比,分析信号的变化;回放语音信号-MATLAB-based voice signal analysis and processing of the curriculum. Re
ymx
- 线性预测分析是现代语音信号处理中最核心的技术之一,为现代语音信号处理的飞速发展立下了赫赫功劳,在语音分析、合成、编码、识别等方面都有着广泛的应用,至今仍是最有效的语音分析技术之一。-Linear prediction analysis is the most modern speech signal processing one of the core technology for the modern rapid development of voice signal processing a
DSP_development_tools_voice_analysis_SAC_documents
- DSP开发语音分析工具SAC文档DSP development tools for voice analysis of SAC documents -DSP development tools for voice analysis of SAC documents
sound_analysis
- 语音信号的频谱分析,包括采样语音的FFT变换,及倒频谱分析.-Speech signal spectrum analysis, including FFT, voice samples, and cepstrum analysis.
matlab-voice-analysic
- matlab实现的语音分析,其中,有lpc分析。程序都经过软件验证,没有错误。-matlab implementation of speech analysis, of which there lpc analysis. Software programs have been validated without error.
independent-component-analysis
- twenty independent voice is mixing then using indepent component analysis method. Each voice is recovering from the sum
voice
- 在分析语音特征提取方法基础上提出一种改进组合算法,并采用HMM 声学模型和Viterbi 算法进行模式训练和识别.-Speech feature extraction method in the analysis based on the combination of an improved algorithm, and using HMM acoustic model and the Viterbi algorithm for model training and recognition.
wavread
- program for voice analysis in MATLAB. Including segmentation and normalization.
matlab--voice
- matlab 基本语音处理,可以实现基本音乐的输入,并做傅里叶变换进行频谱分析-matlab basic speech processing, can achieve basic music input, and to do Fourier transform spectrum analysis
lab_intro
- 很不错的一种语音分析方法,可以指导相关的语音实验,非常的实用,欢迎大家尽情的下载吧。-a very nice Voice analysis method,it Can guide relevant speech experiment, very practical, welcome everybody to download all of it.
Voice-spectrum-analysis-
- 一篇不错的语音频谱分析的论文:语音频谱分析与应用.caj-A good voice spectrum analysis of the paper: Voice spectrum analysis and application. Caj
123434
- 小波是近十几年才发展起来并迅速应用到图像处理和语音分析等众多领域的一种数学工具, 是继110 多年前的傅立叶(Joseph Fourier) 分析之后的一个重大突破, 无论是对古老的自然学科还是对新兴的高新技术应用学科都产生了强烈冲击。本文先简单回顾傅里叶变换讨论其优缺点,然后讨论如何克服其缺点和引入窗口傅里叶变换, 继而引入小波的基本概念, 重点探讨在大多数情况下小波变换优于傅里叶变换的内在原因。-Wavelet analysis,the mathmatical tool which has
Speech-signal-short-time-analysis
- 语音信号预处理matlab程序,在7.0上运行通过,可以做实验参者代码(包括:lpc 谱、短时谱分析、短时过零率、短时能量等)-Matlab voice signal pre-processing program, run through the 7.0, you can experiment with participation by the code.
short-term-analysis-
- 完成对一段语音信号的短时分析,语音信号要包括清音、浊音和无声段,求其短时平均能量、短时平均过零率、短时自相关函数和短时功率谱;-Complete short-term analysis of a voice signal, the specific requirements: a voice signal to include the voiceless, voiced, and silent segments 2, find its short-term average energy, sh