搜索资源列表
wiener
- 这是本人编写的一个利用维纳滤波实现语音增强的程序.在输入语音信噪比不是很低的情况下,效果不错.
add_noise_and_SNR_measure
- 内有两个MATLAB程序,主要用于语音增强:一个用于向纯净语音文件(wav)添加高斯白噪声,信噪比可选;另一个文件用于测量语音信噪比,对语音增强效果判断
航空噪声背景下的语音端点检测和语音增强算法
- 航空噪声背景下的语音端点检测和语音增强算法,在信噪比很低的强航空噪声背景下,效果特别好
语音工具库
- 一段Matlab语音工具库,其中包括给语音加噪,信噪比可自己设置,利于实验分析,同时还有基音轨迹提取等功能
MmseCohen
- 介绍Cohen用先验信噪比语音增强的方法
segsnr.利用matlab进行语音信号的信噪比求解
- 利用matlab进行语音信号的信噪比求解。。,clc clear x=wavread( x1 ) y=wavread( y1 )
weinat
- 基于DD算法的先验信噪比估计的维纳语音降噪完整程序,包括语音分帧,动态信噪比估计,噪声估计更新和帧的重构。很完整。-DD algorithm based on a priori signal to noise ratio is estimated that the integrity of the process noise reduction Wiener voice, including voice sub-frame, dynamic signal to noise ratio estim
ASKBPSk
- 噪声背景下的语音端点检测和语音增强算法,在信噪比很低的强航空噪声背景下,-aviation noise background voice endpoint detection and voice enhancement algorithms, and very low signal to noise ratio in the strong aviation background noise, particularly effective
final
- 小波变换处理带噪语音信号,对于低信噪比的情况下相当有效,直接改文件名就可完成-Wavelet Transform of Noisy Speech signal processing for low SNR case quite effectively, direct to the file name can be completed
minenframe
- 此函数实现含噪语音的信噪比的计算,以最小帧算法为基础。-Implementation of this function of the signal to noise ratio of noisy speech has calculated that, with the smallest frame-based algorithm.
test
- 自己编写的语音信号的采集,fft变换(两种),以及信噪比的计算!希望对大家有所帮助!-I have written the speech signal acquisition, fft transform (two kinds), and the calculation of signal to noise ratio! We want to help!
signal_noise_SNR
- 介绍对语音信号叠加白噪声或指定的噪声,满足一定的信噪比,又提供了检验带噪语音信噪比的函数。-Introduction of the voice signal superimposed noise, white noise or designated to meet a certain signal to noise ratio, but also provides a test signal to noise ratio of Noisy Speech function.
endpoint_detection_with_noise
- 提出了一种基于时频方差和的语音端点检测算法。实验证明该算法能够在低信噪比的情况下,准确地检测出语音信号-Proposed based on time-frequency variance and Speech Endpoint Detection Algorithm. Experiments show that the algorithm at low SNR cases, accurately detect the speech signal
2009101511335102
- 谱减法是一种比较简单的语音降噪的方法,在语音信号具有较高的信噪比的情况下具有良好的降噪功能。 -Spectral subtraction is a relatively simple pronunciation methods of noise in speech signal with high signal-to-noise ratio (SNR) of cases with good noise function.
snr
- 计算语音、音频信号的信噪比程序(包含音频样本文件)-Calculation of voice, audio program signal to noise ratio (including the audio sample file)
信噪比
- 在一段语音上加上一定信噪比的白噪声,亲测可用(In a voice with a certain signal to noise white noise, pro test can be used)
segmantal SNR
- 计算语音信号的信噪比和分段信噪比,在matlab中使用(Computing signal-to-noise ratio and segmentation SNR of speech signals are used in MATLAB)
SNR
- 基于小波变换的信号语音去噪及信噪比显示代码(noise-signal ratio it is very useful)
语音信号加噪和降噪处理
- 语音是人类交换信息的有效渠道之一,也是我们日常生活交流的主要形式。 语音与当今科学技术的快速发展息息相关,特别是计算机中的语音交互技术,通 过对语音信号进行采集和处理,实现人与人之间有效信息的传输、获取以及存储。 基于 MATALAB 的语音信号去噪设计,对噪声信号进行有效地滤除,将降噪后的语音信号与原始 信号在时域和频域进行对比分析,计算出信噪比,并在 MATLAB 中设计 GUI 仿 真界面进行展示.(Speech is one of the effective ways for human
GenerateNoisySpeech
- 对噪声和语音进行信噪比的设计,并且生成带噪语音(Design of Signal-to-Noise Ratio for Noise and Speech)