Significance of vowel-like regions for speaker verification under degraded conditions

SRM Prasanna, G Pradhan - IEEE transactions on audio …, 2011 - ieeexplore.ieee.org
Vowel-like regions (VLRs) in speech includes vowels, semi-vowels, and diphthong sound
units. VLR can be identified using a vowel-like region onset point (VLROP) event. By …

A channel-selection criterion for suppressing reverberation in cochlear implants

K Kokkinakis, O Hazrati, PC Loizou - The Journal of the Acoustical …, 2011 - pubs.aip.org
Little is known about the extent to which reverberation affects speech intelligibility by
cochlear implant (CI) listeners. Experiment 1 assessed CI users' performance using Institute …

Speech/music classification using speech-specific features

BK Khonglah, SRM Prasanna - Digital Signal Processing, 2016 - Elsevier
This paper proposes the use of speech-specific features for speech/music classification.
Features representing the excitation source, vocal tract system and syllabic rate of speech …

Analysis, feature extraction, modeling and testing techniques for speaker recognition

HS Jayanna, SRM Prasanna - IETE Technical Review, 2009 - Taylor & Francis
Speaker recognition system may be viewed as working in four stages, namely, analysis,
feature extraction, modeling and testing. This paper gives an overview of the major …

Enhancement of noisy speech by temporal and spectral processing

P Krishnamoorthy, SRM Prasanna - Speech Communication, 2011 - Elsevier
This paper presents a noisy speech enhancement method by combining linear prediction
(LP) residual weighting in the time domain and spectral processing in the frequency domain …

Automatic speech recognition performance in different room acoustic environments with and without dereverberation preprocessing

A Tsilfidis, I Mporas, J Mourjopoulos… - Computer Speech & …, 2013 - Elsevier
The performance of recent dereverberation methods for reverberant speech preprocessing
prior to Automatic Speech Recognition (ASR) is compared for an extensive range of room …

Single-microphone early and late reverberation suppression in noisy speech

S Mosayyebpour, M Esmaeili… - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
This paper presents a single-microphone approach to the enhancement of noisy reverberant
speech via inverse filtering and spectral processing. An efficient algorithm is used to blindly …

Improving Speech Quality Using Deep Neural Network-Based Manipulation of Cepstral Excitation

MK Singh, D Lavanya, A Madhuri… - … in Electronics and …, 2023 - ebooks.iospress.nl
The source-filter paradigm, which is used in human speech development, would be used in
this proposal to increase speech quality. Excitation signals in the cepstral domain are …

Reverberation suppression in cochlear implants using a blind channel-selection strategy

O Hazrati, PC Loizou - The Journal of the Acoustical Society of …, 2013 - pubs.aip.org
Reverberation severely degrades speech intelligibility for cochlear implant (CI) users. The
ideal reverberant mask (IRM), a binary mask for reverberation suppression which is …

[PDF][PDF] Foreground Speech Segmentation using Zero Frequency Filtered Signal.

KT Deepak, BD Sarma, SRM Prasanna - Interspeech, 2012 - isca-archive.org
A method for the robust segmentation of foreground speech in the presence of background
degradation using zero frequency filtered signal (ZFFS) is proposed. The speech signal from …