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vad（语音活动检测）的matlab代码，采用频域的方法计算信噪比。-vad (voice activity detection) Matlab code, using frequency-domain approach to calculate the signal-to-noise ratio.
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ITU-T G.729语音压缩算法。
descr iption:
Fixed-point descr iption of commendation G.729 with ANNEX B Coding of Speech at 8 kbit/s using Conjugate-Structure Algebraic-Code-Excited Linear-Prediction (CS-ACELP) with Voice Activity Decision(VAD), Discontinuo
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detect voice from signal of speach Voice Activity Detector (VAD)
with MMSE a posteriori noise estimation and Decision-Directed SNR estimation-detect voice from signal of speach Voice Activity Detector (VAD)
with MMSE a posteriori noise est
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An Automatic Gain Controller (AGC) for speech signals embedded in additive noise requires Voice Activity
Detection (VAD) to avoid noise amplification, a peak level detector for computing gain, and a gain
controller for adjusting gain. This paper
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vad_directed_by_noise_classification.m
This code is an implementation of VAD algorithm proposed in:
Robust voice activity detection directed by noise classification
please cite the article in your paper:
Robust voice activity detec
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In this method voice activity detection (VAD) is formulated as a two class classification problem using support vector machines (SVM). The proposed method combines a noise robust feature extraction process together with SVM models trained in differen
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