voice activity
A Novel Approach for Voice Activity Detection Using Noise Energy from Spectrum
... ) technique, smoothing and least following includes two cycles. The primary emphasis generally gives the voice activity detection in every recurrence container. In the second emphasis, smoothing and least ...
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A New Algorithm for Voice Activity Detection Based on Wavelet Packets (RESEARCH NOTE)
... Voice activity detection (VAD) which refers to the ability of distinguishing speech from noise is an integral part of a variety of speech communication ...
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An efficient voice activity detection algorithm by combining statistical model and energy detection
... In this article, we present a new voice activity detection (VAD) algorithm that is based on statistical models and empirical rule-based energy detection algorithm. Specifically, it needs two steps to ...
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A Semi-Continuous State-Transition Probability HMM-Based Voice Activity Detector
... We introduce an efficient hidden Markov model-based voice activity detection (VAD) algorithm with time-variant state-transition probabilities in the underlying Markov chain. The transition probabilities vary ...
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Enhancement of speech dynamics for voice activity detection using DNN
... Voice activity detection (VAD) is an important preprocessing step for various speech applications to identify speech and non-speech periods in input ...
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Sequential Tests for the Detection of Voice Activity and the Recognition of Cyber Exploits
... detect voice activity versus silence periods, the starting and ending points of continuous speech activity must be ...named Voice Activity Detection using a Sequential Detection of ...
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Robust Voice Activity Detection Based on Discrete Wavelet Transform
... determining voice activity in presence of noise, especially in a dynamically varying background ...proposed voice activity detection algorithm is based on structure of three-layer wavelet ...
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A novel voice activity detection based on phoneme recognition using statistical model
... Voice activity detection (VAD), which is a scheme to detect the presence of speech in the observed signals auto- matically, plays an important role in speech signal proces- sing ...in voice over IP ...
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Automotive three microphone voice activity detector and noise canceller
... This paper addresses issues in improving hands-free speech recognition performance in car environments. A three-microphone array has been used to form a beamformer with least- mean squares (LMS) to improve Signal to ...
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Voice activity detection based on conjugate subspace matching pursuit and likelihood ratio test
... Voice activity detection (VAD) refers to the problem of distinguishing active speech from non-speech regions in an given audio stream, and it has become an indispensa- ble component for many applications of ...
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Particle Filter with Integrated Voice Activity Detection for Acoustic Source Tracking
... In noisy and reverberant environments, the problem of acoustic source localisation and tracking (ASLT) using an array of mi- crophones presents a number of challenging difficulties. One of the main issues when considering ...
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Voice activity detection algorithm based on long-term pitch information
... Voice activity detection (VAD) is an essential module in almost every audio signal processing application, includ- ing coding, enhancement, and recognition. VAD can in- crease efficiency and improve ...
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Features for voice activity detection: a comparative analysis
... applications, voice activity detection (VAD) plays an essential role for separating an audio stream into time intervals that contain speech activity and time intervals where speech is ...
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A robust polynomial regression-based voice activity detector for speaker verification
... The methods referred in the previous paragraph are aiming to track the noise spectrum even under the speech activity. They are fast adapting to the changes in the noise level but may degrade the information during ...
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A Temporal Simulator for Developing Turn Taking Methods for Spoken Dialogue Systems
... The overall goal is to develop a simulation en- vironment to train behavior policies that can be transferred with minimal modifications to produc- tion systems. This paper presents some first steps towards this goal. We ...
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IMPLEMENTATION OF REAL TIME EMBEDDED AUDIO-VISUAL TRACKING USING DUEL PROCESSOR
... In this work, we design a high integrated audio–visual tracking system based on Voice activity detection, speaker direction estimation, Face detection algorithm is implemented on ARM11 , andATmega16. Eight- ...
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Key Voice Voice Processing
... Routing Box 821 is designed by default to take over and route calls once they have passed through Routing box 800 or 801. A call may go to Routing box 821, for example, after the caller leaves a voice message in a ...
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Modelling And Simulation Of Voice Over Internet Protocol (Voip) Over Wireless Local Area Network (WLAN)
... the computer and the access point, the poorer the signal and the slower the connection, hence large offices often deploy several access points with overlapping ranges. VoIP protocol defines the mechanisms that users in a ...
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Key Voice Voice Processing
... Routing Box 821 is designed by default to take over and route calls once they have passed through Routing box 800 or 801. A call may go to Routing box 821, for example, after the caller leaves a voice message in a ...
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Key Voice Voice Processing
... Key Voice Technologies, Inc. (“Key Voice”) products accompanying this installation manual shall be referred to collectively herein as the ...Key Voice products are warranted solely by the ...
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