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DSP_dg
- 这是本人用Matlab实现音频噪声滤除的试验,要求分析并选用适当滤波器-using Matlab audio noise filtering tests, requirements analysis and the choice of appropriate filter
AVICQ_proj1537071312003
- AVICQ demo Please: 1: rename *.oc_ files to *.ocx before you start. 2: register the control by command line: regsvr32 \\filepath\\avphone3.ocx 3: open the project 4: press F5 to start video / audio ICQ now! 5: If there
Advanced.Signal.Processing.and.Noise.Reduction.2nd
- Signal processing theory plays an increasingly central role in the development of modern telecommunication and information processing systems, and has a wide range of applications in multimedia technology, audio-visual signal processing, cellular mob
watermark1.基于MATLAB环境的音频水印白噪声攻击试验源程序
- 基于MATLAB环境的音频水印白噪声攻击试验源程序,MATLAB-based environment audio watermarking attacks white noise test source
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
wienerfilter
- 对音频进行短时傅里叶变化,维纳滤波后还原,可以滤去20db不相关噪声-Short time Fourier transform of the audio, after the reduction Wiener filter can filter out irrelevant noise 20db
audiocomp
- 音频降噪算法,可以有效的降低噪音音频降噪算法,可以有效的降低噪音-Audio noise reduction algorithm can effectively reduce the noise, audio noise reduction algorithm can effectively reduce the noise
PT2323PT2322
- 簡介 PT2323 是特別為6CH 家庭劇院音響系統所設計的音響用輸入選擇器,並且內建2CH~6CH 轉換 器,可以直接將傳統立體聲2CH 信號轉換成為模擬6CH 信號,使用I2C 控制介面。單電源9V 供 應電壓,低成本及極佳的性能表現(THD<0.005 Typ),適合任何高性能的6CH 音響系統之應用。 特色 l 供應電源:9V l 提供4 組立體聲及一組6CH 輸入端 l 內建2CH~6CH 轉換器和副低頻低通濾波器 l 最大輸入電壓可達3.75Vr
matlab
- 基于回声隐藏的信息隐藏算法,是一种音频信号的水印技术,包括隐藏信息的嵌入和提取,以及对于噪声,MP3压缩,滤波,重采样和延迟攻击的模拟。-Based on echo hiding information hiding algorithm, is an audio signal watermarking techniques, including embedding and extracting hidden information, as well as for noise, MP3 compr
BispectrumWavelets
- 用双谱和小波变换去除信号中加性高斯噪声的相关程序 1.实现单个变量的双谱分析程序 2.用傅立叶反变换求自相关函数的程序 3.用fft求取喜好频谱、功率谱、均方根谱、对数谱的程序 4.读取.wav语音信号后用小波去加信白噪声的程序 5.用各种小波和阀值对同一信号去加性噪声效果比较的程序 -Double-spectral and wavelet transform to remove the signal plus Gaussian noise procedures 1. T
spectral_speech_enhancement
- 在强噪声环境下,说话人话音受到很强烈的干扰,语音增强是很有必要的。在TDS5410-TDK实验板,实现了谱衰减算法。主要包括有声/无声检测算法、发送/接收缓冲区的调度、语音降噪算法。试验结果表明,其降噪效果明显,试听效果较好。 -In strong noise environment, the speaker voice by the very strong interference, speech enhancement is necessary. TDS5410-TDK experim
FIR
- Remove high frequency audio noise-FIR filter design
IIR
- Remove high frequency audio noise-IIR filter design
time_varyingfilter
- removing noise from an audio file
aec
- 噪声自适应对消的Matalb Simulink模块,利用标准的NLMS算法,实现噪声对消,AEC(audio echo cancel)或ANC(audio noise cancel)-Adaptive Noise Cancellation of Matalb Simulink module, using a standard NLMS algorithm, to achieve noise cancellation, AEC (audio echo cancel) or ANC (audio n
Eliminate_audio_noise
- VC6.0++源代码,消除音频噪音,并用图形描绘音频-VC6.0++ source code to eliminate the audio noise, and audio graphics depicting
FFT_lowpass
- 采用FFT和低通滤波器的两种语音除噪算法比较,MATLAB编程,附效果图-Using FFT and low pass filter audio noise canceling algorithm for the two compare, MATLAB programming, with a results map
noise_filter
- its a training for students to add a noise in any audio and then filter that specific frequency.
Audio-Watermarking-in-DCT
- 本文在DCT噪声信号模型研究的基础上,提出了一种新的音频水印嵌入位置选择策略和一个应用该策略的自适应音频水印算法. 通过定义DCT系数的噪声敏感度,建立了水印嵌入位置和嵌入水印后的音频信号的听觉感知性之间的关系,根据音频水印的不可听性的要求选择最优的嵌入位置,然后调节水印强度来满足鲁棒性的要求,从而最大程度地保持音频水 印的不可听性和鲁棒性,为解决音频水印嵌入过程中不可听性和鲁棒性之间的矛盾提供了一种策略.-Though m any w orks in the literature agre
noise
- 用matlab处理音频, 对一段音频加入噪声然后滤除噪声还原, 绘制过程中的频谱图-Matlab deal with audio, for adding some audio noise reduction and filter noise, rendering the process of spectrum