搜索资源列表
bbqavfye
- 通过MATLAB程序,进行语音信号处理里面的基于MMSE的谱减法增强处理程序,程序消除噪声的效果是现有算法的3dB,特别的对于 ZLIvWr格式和 xAbcBHc 格式的语音处理效果很好。-By MATLAB program for speech signal processing inside the MMSE-based spectral subtraction enhancement program, the program to eliminate the effect of noise
gaoshi_LMS_NLMS
- 自适应干扰对消噪声,有用信号为语音,干扰为高斯白噪声。LMS算法与NLMS算法对比-Adaptive interference cancellation noise and useful signals for voice, interference is Gaussian white noise. LMS algorithm and NLMS algorithm comparison
gaoshi_varied_NLMS_canceling
- 自适应干扰对消噪声,有用信号为语音,干扰为高斯白噪声,变步长的NLMS算法性能分析-Adaptive interference cancellation noise and useful signals for voice, interference is Gaussian white noise, variable step size NLMS algorithm performance analysis
Interference_canceling_LMS
- 自适应LMS语音干扰对消,干扰为高斯白噪声,双通道,一路为带噪语音信号,一路为噪声信号-Voice adaptive LMS interference cancellation, interference is Gaussian white noise, dual-channel, all the way to noisy speech signal, all the way to the noise signal
NLMS_canceling_yuyin
- 自适应语音干扰对消,NLMS算法,一路为带噪语音,一路为噪声信号-Adaptive speech interference cancellation, NLMS algorithm, all the way to noisy speech, all the way to the noise signal
sequential_regression
- 自适应语音增强的序贯回归算法,一路为带噪语音信号,一路为噪声信号-Adaptive speech enhancement sequential regression algorithm, all the way to noisy speech signal, all the way to the noise signal
Subband-Kalman
- 次能带卡尔曼滤波结合掩蔽属性噪声语音信号-Subband Kalman filtering incorporating masking porperties for noisy speech signal
SW-communication-system
- 利用MATLAB gui 编的短波通信系统,录制一段语音信号,分别通过AM SSB DSB 等调制信号,加入噪声,然后解调出来,可比较各种调制解调方式的优劣。-Use MATLAB gui compiled shortwave communication system, record a voice signal, respectively, by AM SSB DSB modulated signal, etc., added noise, then demodulated, you can
vad
- 关于端点检测的几种方法,语音样本是自己录制的,对传统算法做了一些改进,加入了去噪,去噪之后再进行端点检测,均调通 vad0303:自己设置调整门限为一定值 vad0310:根据能量值和过零率设置门限,自适应门限值 vad0310_2:基于比例因子的门限自调整 vad0310.m加入了噪声,端点检测前都噪声进行了处理 entropy.m:基于自适应子带频谱熵的稳健性语音端点检测 可用于语音增强及端点检测 dbdoor.m:双门限算法,用于语音端点检测。可以通过调整门限值,并
xinzaobizixiangguan
- 给原始语音加已知信噪比的高斯白噪声,随着信噪比不断变大,找出大概能使原始语音的波形特征不明显的信噪比范围。-Known to the original speech plus noise ratio of Gaussian white noise, with the signal to noise ratio becomes larger and larger, to find out about the original speech waveform characteristics to m
Untitled6
- 实现lms算法滤出噪声功能,对一段语音进行滤波,使有用信号保留,干扰信号消失。-Lms algorithm to achieve a noise filter function, a voice filtering, make reservations useful signal, interference signal disappears.
voice
- 运用matlab实现对语音信号的加噪声,滤波,以及调频 -voice signal plus noise, filtering, FM
digital-signal-processing
- 实现一个数字信号处理的仿真系统 。要求具有界面并实现以下功能: 1)能产生(得到)并选择各种数字信号(sin、方波、三角波、语音、噪声及其叠加); 2)具有DFT、DCT和小波变换和经典功率谱估计功能; 3)具有设计IIR和FIR低通、高通、带通滤波器功能; 4)能显示时域和频域波形,演示输入信号经过系统得到输出信号过程及频域特性和时间序列。 -Implement a simulation system of digital signal processing. It
procession
- 设计IIR带通滤波器,把一段语音信号加入噪声,然后用设计的滤波器过滤该语音信号-Desing IIR filter and processing the voice signal
maomei_v20
- 利用matlab写成的窄带噪声发生,已经调试成功.内含m文件,可直接运行,语音信号的采集与处理,数字信号处理课设。- Using matlab written narrowband noise occurs, Has been successful debugging. M contains files can be directly run, Acquisition and Processing of the speech signal, digital signal processing c
luboqi
- 首先利用录音工具录制一段语音信号,并人为加入一单频噪声,然后对信号进行频谱分析以确定所加噪声频率,自定相应技术指标,设计一个满足指标的巴特沃斯滤波器进行滤波去噪处理,最后比较滤波前后的波形和频谱并进行分析。-Firstly recording tool to record a voice signal, and artificially added to a single frequency noise, then the signal spectrum analysis to determin
dajiahao
- 音频信号的合成与滤波 在计算机中录入一段语音信号, 通过Matlab 对语音信号进行时频变换与分析, 同时构造一等长度随机噪声干扰信号, 对两个信号进行合成, 设计一个低通滤波器, 对含噪的语音信号进行滤波处理, 在时域和频域中对信号进行分析比较。-Synthesis and filtering of audio signals
kouneng
- 完整的基于HMM的语音识别系统,包括最后计算压缩图像的峰值信噪比和压缩效果的源码,独立成分分析算法降低原始数据噪声。- Complete HMM-based speech recognition system, Including the final calculation of the compressed image peak signal to noise ratio and compression of the source, Independent component analysis
fanqui
- 各种资源分配算法实现,一种噪声辅助数据分析方法,语音信号的采集与处理,数字信号处理课设。- Various resource allocation algorithm, A noise auxiliary data analysis method, Acquisition and Processing of the speech signal, digital signal processing class-based.
qeilai_v11
- 计算多重分形非趋势波动分析matlab程序,实现了图像的加水印,去噪,加噪声等功能,语音信号的采集与处理,数字信号处理课设。- Calculation multifractal detrended fluctuation analysis matlab program, Realize image watermarking, de-noising, plus noise and other functions, Acquisition and Processing of the speech s