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LPCC-MFCC-VAD
- 本程序包含语音压缩和语音识别领域所需的LPCC,MFCC特征提取算法以及语音端点检测源码。在对语音数据进行特征提取前,可对语音数据进行16K到8K的降采样率处理,包含180阶FIR滤波器的频率压缩程序。-this program includes voice compression and voice recognition requirements in the area of the LPCC Features. MFCC feature extraction algorithm and v
wineryulmslvbo
- 构造一组被噪声污染的方波或三角波数据,试选取适当的FIR滤波器结构和参数,分别应用LMS,DFT/LMS和DCT/LMS算法来实现自适应滤波器,对改组数据进行滤波,并分析仿真结果。-Construction Group was one of the Noise Pollution square or triangular wave data, Examination choose appropriate FIR filter structure and parameters, applicat
math
- 一些数学处理函数,包括:用窗函数方法设计线性相位FIR数字滤波器、归一化最小均方(LMS)算法的自适应数字滤波器
math2
- 一些数学处理函数,包括:用频域最小误差平方方法设计线性相位FIR低通数字滤波器、最小均方(LMS)算法的自适应数字滤波、离散小波变化函数
1-4
- 为均衡带限信号所引起失真的横向或格型自适应均衡器(其中横向FIR系统长M=11), 系统输入是取值为±1的随机序列 ,其均值为零;参考信号 ;信道具有脉冲响应: 式中w用来控制信道的幅度失真(w = 2~4,例如,取w = 2.9,3.1,3.3,3.5等),而且信道受到均值为零、方差为 (例如,取 ,相当于信噪比为30dB)的高斯白噪声 的干扰。试比较基于下列五种算法自适应均衡器在不同信道失真、不同噪声干扰下的收敛情况(对应于每一种情况,在同一坐标下画出其学习曲线): 横向/格
Lab0703-AudioFIR
- 语音信号的 FIR 滤 波
FIRDsgn
- 不错的FIR滤波器源代码!-good FIR filter source code!
noise_cancelled_GUI
- 使用matlab 编写的具有调整滤波器的参数来处理输入的语音信号使之具有消除噪声的功能,包括FIR和IIR两种滤波器,使用GUI界面。-Prepared with the use of matlab to adjust filter parameters to deal with input voice signal so that they are the elimination of noise features, including two types of FIR and IIR fil
ditong
- 基于MATLAB设计的FIR低通滤波器,并对语音进行了滤波处理-MATLAB-based design of FIR low-pass filter, and a voice filter processing
Lab529-AudioFIR
- 应用DM642实现语音信号的FIR滤波器。 应用的开发环境是CCS2.20.-Application DM642 implementation of the FIR filter the speech signal. Applications development environment are CCS2.20
LMSIdentifyFIRFilter
- Source code for identifying the FIR filter using LMS algorithm
windowfilter
- 功能一句话:Design Linear-Phase FIR using Window: rectangular window,Hamming window,Bartlett window。是学习信号处理FIR滤波器设计时很好的代码。-Design Linear-Phase FIR using Window: rectangular window,Hamming window,Bartlett window
WienerFilters
- All three kinds of Wiener Filters, FIR, Causal, Noncausal
firfilt
- 实现有限冲击响应滤波器,很完善,很好用,功能很强。只要输入语音或音频文件及滤波器系数,就可得到结果。-Implementation of FIR filter. Very good and powerful. Input speech/audio file, and filter coefficients, then you can get the output result.
Voice-signal-digital
- 语音信号的数字滤波 fir数字滤波器的海明窗函数设计-Voice signal digital filter fir digital filter design of the Hamming window function
untitled
- FFT简易分析仪 用来分析从电脑中录入的音频 利用了fir滤波器和iir滤波器 并有 GUI界面 完整的程序-FFT simple analyzer used to analysis the audio inputs from the computer using the fir filter and iir filter and a GUI interface complete program ~ ~
digital_sigma_delta_modulator
- simulink模拟的二阶sigma delta调制器 可以提高传输速率 中间用到了半带滤波器和FIR滤波器CIC滤波器 进行过采样-Simulink simulation of second order sigma delta modulator can improve the transmission rate use among the half took filter and FIR filter CIC filter sample
time_extend
- 语音延长、变速处理程序,实现语音信号时域延长; 主要步骤是先对原始语音信号进行加窗,再对加窗后的语音信号进行时域扩展; 以上处理之后语音信号可能会带进新的噪声,所以再对处理后的语音信号,使用FIR滤波器进行去噪处理。-Voice extending process, extending the time-domain voice signal The first major step is added to the original speech signal window, a
Lab540-AudioFIR
- TMS320DM642 语音信号处理,FIR滤波,源代码-TMS320DM642 FIR filter source code of audio
MATLAB-SINGAL-PROCESSING
- 对采集的语音信号进行滤波,谱分析,并进行前后时域和频域波形比较。可选择IIR和FIR滤波器进行高通,低通和带通滤波。-To obtain the voice signal filtering, spectrum analysis, and the time domain and frequency domain waveform and compared. Can choose IIR and FIR filter for qualcomm, low pass and bandpass filt