搜索资源列表
DSP2
- DSB-SC信号的生成与解调 1) 用离散（DSP）的方法生成DSB信号 2) 载波频率为150KHz，音频为500Hz和2000Hz的混合音。 3) 加入高斯白噪声 （4） 语音信号 的传输。 改变抽样频率和量化台阶大小，观察重建信号以及量化噪声信号的波形；对于语音信号主观评价声音质量的变化。 -DSB-SC signal generation and demodulation 1) Discrete (DSP) methods to generate DSB signal 2) the ca
tele3
- 模拟信号的数字化传输---增量调制系统 用SIMULINK建立简单增量调制系统的模型并进行 （3） 正弦信号 （4） 语音信号 的传输。 改变抽样频率和量化台阶大小，观察重建信号以及量化噪声信号的波形；对于语音信号主观评价声音质量的变化。 -Digitized analog signal transmission systems--- delta modulation delta modulation SIMULINK easy set up of the model s
yuanzhen
- 圆形阵波束形成仿真，包括声压噪声的和矢量圆形阵的仿真图-Simulation of circular array beamforming, including sound pressure noise circular array and vector map of the simulation
matlab
- 录制一段噪声，利用matlab对该材料进行声音的频谱分析。-Record a noise, the use of the material to matlab sound spectrum analysis.
LMSwave
- 对声音信号的LMS滤波，噪音为固定信噪比的高斯噪声-LMS filtering of sound signals, noise, Gaussian noise for a fixed signal to noise ratio
daima
- 用matlab仿真，实现lms对声音信号的去噪，在加不同噪声，用不同去噪方法的比较-Using matlab simulation, to achieve the sound signal denoising lms in different noise increases, comparison of different denoising
DSP_Project
- A few examples of designing and implementing fir filters with Matlab-filtering a signal taken from the mic input of the soundcard and putting it on the headphones output chanel and removing noise from ECG.I m uploading this file just because I need t
vuvuzela_sound_cancelation
- Based on the spectrum of the vuvuzela sound, this denoising technique simply computes an antenuation map in the time-frequency domain. Then, the audio signal is restored by computing the inverse STFT. See [1] or [2] for more detail about the algorith
xiaoboquzao
- 小波去噪程序 在噪声环境下语音信号的增强 语音信号为读入的声音文件 噪声为正态随机噪声 -Wavelet denoising process voice signals in a noisy environment, the enhanced speech signal into a sound file for read noise is normal random noise
Reverberation
- • Plot the noisy speech signal both in time-domain and frequency-domain. • 进行含噪语音信号的时频分析 • Design a proper filter to remove noise from the speech signal. • 设计合适滤波器进行去噪 • Plot the clean signal both in time-domain
WienerScalart96
- 维纳滤波实现函数，用于滤除声音信号中的噪声，可以很方便的调用此函数实现滤波功能。-Wiener filter to achieve the function, the sound signals used to filter noise, can easily call this function the filtering function.
Untitled2
- 求离散傅立叶频谱, 重构低通滤波,在噪声环境下语音信号的增强,语音信号为读入的声音文件,噪声为正态随机噪声-Discrete Fourier spectrum seeking to reconstruct low-pass filter, the noise enhancement of speech signals, speech signal is read into the sound file, the noise is normal random noise
sound04
- use alfa beta filter to sound file to overcomr noise
sound
- 包含了使用matlab对声音信号进行时域和频域分析，加高斯噪声，并用高通、低通、带通滤波器进行滤波，并显示波形图。-Contains the sound signal using matlab time domain and frequency domain analysis, plus Gaussian noise, and high-pass, low pass, band pass filter to filter and display waveforms.
xiaozaolianxi
- 利用matlab对声音信号进行消噪处理，最后进行总能量分析。-Use of matlab for processing sound signals to eliminate noise, and finally the total energy analysis.
Digital-filters
- A filter is a system which modifies some special frequencies reletive to the others. As a result i s applicable in some applications when it is necessary to have different gains & phase shifts at different frequencies to perform specific filtering ta
61IC_H4231
- PAV (H265) 是 音视频 压缩解压 协议，非常不同于H264/MPEG4，ZPAV (H265) 的基本算法 是 小波，多级树集合群，广义小波，数学形态小波，...... ZPAV (H265) 基本算法 ： 1，图象与声音分解与合成 ：小波 ； 2，图象与声音前处理 ：小波子带零交叉降噪，目标纹理处理，语音处理 ； 3，速率控制 ：小波子带熵速率控制 ； 4，量化与反量化 ：小波子带熵量化与反量化 ； 5，低频分量和高频分量的降维 ：小波子带邻域交
matlabwt
- 利用信号相关的声音信号降噪的matlab程序-Matlab program signal related to sound signals and noise reduction
xinyinsignal
- 对医院采集的心音信号通过小波变换将噪声和心音信号分离。-Hospital acquisition of heart sound signals by wavelet transform to seperation noise and heart sound signal .
canon
- 程序完成的功能是用lms算法对声音去噪声。运行后先会听到canon的一小段无噪声的音乐，然后会听到加了噪声后的效果，最后会听到用lms去噪之后的声效。-Program to complete the function with lms algorithm to noise sound. Run first hear the canon of short noise-free music, plus the effect of noise will then hear, and finally w