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19点FIR低通滤波C语言程序
- 这是一个对语音信号(0.3kHz~3.4kHz)进行低通滤波的C语言程序, 低通滤波的截止频率为800Hz,滤波器采用19点的有限冲击响应FIR滤波。 语音信号的采样频率为8kHz,每个语音样值按16位整型数存放在insp.dat文件中。-This c program is a low pass filter for radio signal 0.3kHz-3.4kHz.The stop frequence of this filter is 800hz.This digtal filte
基于MATLAB的语音信号特技处理(延时、混响、滤波)
- 基于MATLAB的语音信号特技处理(延时、混响、滤波)
维纳滤波matlab源码
- 维纳滤波matlab源码,输入参数需为读出的一维语音文件,横向量,Wiener filtering matlab source
yyqz
- 用汉明窗作的语音去噪低通滤波器,matlab程序(自己做的,复制到.m文件,完全可运行)-Hamming window used for speech denoising low-pass filter, matlab program (their own, and copied to. M documents, completely run)
用matlab编的语音增强的程序
- 用matlab编的语音增强的一个程序,是用维纳滤波实现的,-Matlab made use of a speech enhancement procedure, Wiener filter is used to achieve,
yuyinluzhiyuchili
- 1.录制一段自己的语音信号,并对录制的信号进行采样; 2.画出采样后的语音信号的时域波形和频谱图; 3.给定滤波器的性能指标,采用窗函数法和双线性变换法设计滤波器, 并划出滤波器的频域响应; 4.用该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; 5.回放语音信号; 6.设计一个信号处理系统界面-1. Recorded their own voice for some signal, and
RLS
- 递归最小二乘滤波器算法,包含对于单频正弦信号和实际语音信号的处理结果-Recursive least squares filter algorithm, that contains the single-frequency sinusoidal signal and the actual voice signal processing results
Fir
- 语音信号的fir滤波!!整个dsp的程序!!调试可用!-Voice signal filtering fir! ! Dsp whole procedure! ! Debugger can be used!
dsp
- 输入自己事先录制好的语音信号,该程序实现将语音信号通过FIR低通、高通、带通滤波器后还原出来的语音质量-Enter their own pre-recorded speech signal, the program will realize voice signal through the FIR low-pass, high pass, band-pass filter to restore them after the voice quality
zjdwork
- 语音信号滤波程序(低通、带通、多带通、fft卷积滤波 自己动手做的-Voice signal filtering process (low-pass, band-pass, multi-band-pass, fft convolution filtering
BF_wiener_g
- 麦克风阵语音增强中波束形成后维纳滤波的MATLAB代码-Microphone Array Speech Enhancement Beamforming MATLAB code after the Wiener filtering
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
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.
FIR-filter
- FIR语音滤波的MATLAB 程序,附带噪声的音频,和消噪后的音频,-MATLAB FIR filtering process voice, with the noise of the audio, and denoising of audio,
语音编码
- 实现语音压缩解码的功能,其中包括分析滤波和综合滤波(Achieve speech compression and decoding functions, including analysis, filtering and integrated filtering)
5.3 维纳滤波法
- 利用维纳滤波的方法进行语音信号的降噪处理,适用于语音增强领域(The denoising processing of speech signal by Wiener filtering is suitable for the domain of speech enhancement)