搜索资源列表
FIR_dma
- dsp语音滤波程序 低通滤波 效果良好-dsp audio filter low-pass filtering effect of a good program
test_plc
- 基于DSP语音滤波测试程序 包括语音的读取,滤波等-DSP test of speech
111
- 录制一段个人的语音信号,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,采用双线性变换法和窗函数法设计滤波器,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;最后,设计一个信号处理系统界面。-Record a personal voice signal, and recording the signal is sampled draw sampled
MATLAB
- MATLAB语音滤波,使用MATLAB仿真模拟滤波器对语音信号进行滤波-MATLAB voice filtering, use the MATLAB simulation filter to filter the speech signal
WienerFilter_matlab
- 基于维纳滤波的语音增强matlab程序,内含VAD,滤波效果良好,推荐!-weiner filter including vad,based on matlab
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
video_filtering
- 语音文件中有单频噪声,设计高频滤波器和低频滤波器进行语音滤波-Audio files with a single frequency noise, high frequency filters and low-frequency filter design for voice filtering
filter
- 本文分析了语音数字信号的采集来源以及其预处理。通过实例,利用Matlab对语音信号进行时频变换与分析,同时构造一个固定频率的干扰信号,对两个信号进行合成,设计数字滤波器,实现对语音信号的F IR、IIR滤波处理,最后在时域和频域中对信号进行分析比较。-This paper analyzes the sources of voice digital signal acquisition and its pretreatment. By example, voice signals using Ma
LPC_ACFpitchdetection
- 这是一个简单的语音基音检测方法,通过对语音信号进行滤波、分帧、求自相关函数,可得到浊音的基音周期,从而实现基频检测。-This is a simple voice pitch detection, voice signals by filtering, sub-frame, find the autocorrelation function, voiced the pitch period available to achieve the fundamental frequency testin
Wiener
- 语音增强中常用的weiner滤波函数,希望对大家有用-weiner filter
vad_osf
- 通过计算短时信号熵,与阈值比较,得到判决结果。并采用顺序统计滤波器(最大值滤波器)对所得熵值滤波,提高判决精度。 能有效的分辨出语音信号和噪声信号,且通过后端平滑处理,使语音检测结果更加集中。-VAD based on short-time entropy, precision improved by using order-statistical-filter, VAD result is smoothed to make the result more accurate.
VariableNoisySpeechEnhancementAlgorithmPerformance
- 语音增强是影响语音识别系统性能的重要成分。为了比较语音增强算法的性能,采用Matlab软件进行了数值仿真,对不同噪声环境下的语音用3种不同的方法进行降噪,采用信噪比、端点检测等方法来降噪效果,并对几种增强算法的性能进行了比较分析。结果表明,在变噪声环境下短时谱MMSE法最佳,谱减法和维纳滤波法各有优点。-Speech enhancement of voice recognition is an important component of system performance. In order
dsp
- 1.录制一段自己的语音信号,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matlab设计数字滤波器,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。2.-1. Recorded his voice for some signal, the signal is sampled on the record draw sampled speech si
dspdesign
- 通过Matlab GUI创建用户界面,对语音信号进行频谱分析及滤波,高通、低通、带通等 -Created by Matlab GUI user interface, the speech signal spectrum analysis and filtering, high pass, low pass, band pass, etc.
matlab_audio
- 基于matlab GUI的音频信息处理系统,具有声音录制、播放、暂停、渐弱、渐强、倒放、快放、回音、合成、滤波、变换声道、绘制波形曲线等功能-Matlab GUI-based audio information processing system, with sound recording, playback, pause, fade, gradually strong, rewind, fast release, echo, synthesis, filtering, channel chan
voice-filtering-process
- matlab应用实例-语音滤波程序,使对matlab编程的简单应用跟熟悉-matlab examples- voice filtering process, so that a simple application of matlab with the familiar programming
soundprocessing
- 基于matlab对语音信号进行频谱分析,加入高斯噪声,再使用FIR高通、巴特沃斯低通、FIR带通滤波器进行滤波处理-Spectral analysis of the speech signal, adding Gaussian noise, and then use high-pass, low pass, band pass filter for filtering
an-equalizer_matlab
- 语音均衡器 在MATLAB下编程使用,具有一些实现语音滤波,频谱分析的功能-Voice Equalizer programming under the MATLAB
DM642-yuyinliubo
- 语音滤波及其实验,基于DM642的实验的滤波-Voice filter and experiment, experiment based on the DM642 filter
speech enhance GUI
- 使用维纳滤波、谱减法和自适应滤波法在matlab环境下实现语音降噪处理的源代码,并实现了GUI用户图形界面设置,参数可调。-Using Wiener filtering, spectral subtraction and adaptive filtering in matlab environment voice noise reduction processing source code, and implement a GUI graphical user interface setting