P.S. Gopalakrishnan

National Institute of Technology Tiruchirappalli — India

Computer Science · Physical Sciences

19h-index1.4kcitations56works0.02yr avg
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Research Topics

Speech Recognition and Synthesis(26), Speech and Audio Processing(17), Music and Audio Processing(11), Natural Language Processing Techniques(8), Advanced Data Compression Techniques(6)

Publications56 total

Assessing microclimatic variation in urban parks of Chennai
Journal of Physics Conference Series·2025Open Access
Efficacy of high-fidelity simulation in clinical problem solving exercises – feedback from teachers and learners
SBV Journal of Basic Clinical and Applied Health Science·2018· 5 cited
ADAPTIVE VISUAL TRACKING FOR HUMAN DETECTION
2014
Preface
IBM Journal of Research and Development·2004
Matrix fast match: a fast method for identifying a short list of candidate words for decoding
International Conference on Acoustics, Speech, and Signal Processing·2003· 19 cited
Large vocabulary natural language continuous speech recognition
International Conference on Acoustics, Speech, and Signal Processing·2003· 65 cited
A generalization of the Baum algorithm to rational objective functions
International Conference on Acoustics, Speech, and Signal Processing·2003· 48 cited
Decoder selection based on cross-entropies
2003· 39 cited
Models and algorithms for continuous speech recognition: a brief tutorial
2002· 3 cited
Discriminative training of Gaussian mixture models for large vocabulary speech recognition systems
2002· 14 cited
A channel-bank-based phone detection strategy
2002· 7 cited
Robust methods for using context-dependent features and models in a continuous speech recognizer
2002· 75 cited
Constructing groups of acoustically confusable words
International Conference on Acoustics, Speech, and Signal Processing·2002· 7 cited
Transcription of broadcast news-some recent improvements to IBM's LVCSR system
2002· 12 cited
Compression of acoustic features for speech recognition in network environments
2002· 54 cited
Clustering via the Bayesian information criterion with applications in speech recognition
2002· 193 cited
Transcription of broadcast news-system robustness issues and adaptation techniques
2002· 18 cited
Performance of the IBM large vocabulary continuous speech recognition system on the ARPA Wall Street Journal task
2002· 70 cited
A tree search strategy for large-vocabulary continuous speech recognition
2002· 65 cited
The IBM Personal Speech Assistant
2002· 26 cited
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Frequent Co-authors

D. Nahamoo(20), L.R. Bahl(19), Michael Picheny(12), Dimitri Kanevsky(8), P.V. de Souza(7), I. V. Ramakrishnan(6), Arthur Nádas(4), R. L. Mercer(4), Laveen N. Kanal(4), M. Padmanabhan(3), J.R. Bellegarda(3), R. Gopinath(3), H. Manohar(3), P.V. deSouza(2), R. Bakis(2), Ganesh N. Ramaswamy(2), P. S. Lakshminarasimham(2), S. Chen(2), Shaunak Pawagi(2), TG Ramesh(2)