Bhuvana Ramabhadran
According to our database1,
Bhuvana Ramabhadran
authored at least 178 papers
between 1998 and 2018.
Collaborative distances:
Collaborative distances:
Awards
IEEE Fellow
IEEE Fellow 2017, "For contributions to speech recognition and language processing".
Timeline
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Bibliography
2018
Transliteration Based Approaches to Improve Code-Switched Speech Recognition Performance.
Proceedings of the 2018 IEEE Spoken Language Technology Workshop, 2018
Open Problems in Speech Recognition.
Proceedings of the Interspeech 2018, 2018
Data Augmentation Improves Recognition of Foreign Accented Speech.
Proceedings of the Interspeech 2018, 2018
Joint Modeling of Accents and Acoustics for Multi-Accent Speech Recognition.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018
Measuring the Effect of Linguistic Resources on Prosody Modeling for Speech Synthesis.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018
Whole Sentence Neural Language Models.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018
Building Competitive Direct Acoustics-to-Word Models for English Conversational Speech Recognition.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018
2017
Introduction to the Special Issue on End-to-End Speech and Language Processing.
J. Sel. Topics Signal Processing, 2017
Recent progress in deep end-to-end models for spoken language processing.
IBM Journal of Research and Development, 2017
Symbol Sequence Search from Telephone Conversation.
Proceedings of the Interspeech 2017, 2017
English Conversational Telephone Speech Recognition by Humans and Machines.
Proceedings of the Interspeech 2017, 2017
Bias and Statistical Significance in Evaluating Speech Synthesis with Mean Opinion Scores.
Proceedings of the Interspeech 2017, 2017
Weakly-Supervised Phrase Assignment from Text in a Speech-Synthesis System Using Noisy Labels.
Proceedings of the Interspeech 2017, 2017
Empirical Exploration of Novel Architectures and Objectives for Language Models.
Proceedings of the Interspeech 2017, 2017
Fast Neural Network Language Model Lookups at N-Gram Speeds.
Proceedings of the Interspeech 2017, 2017
Efficient Knowledge Distillation from an Ensemble of Teachers.
Proceedings of the Interspeech 2017, 2017
Direct Acoustics-to-Word Models for English Conversational Speech Recognition.
Proceedings of the Interspeech 2017, 2017
Network architectures for multilingual speech representation learning.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017
End-to-end speech recognition and keyword search on low-resource languages.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017
Harmonic feature fusion for robust neural network-based acoustic modeling.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017
Effective joint training of denoising feature space transforms and Neural Network based acoustic models.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017
Voice-transformation-based data augmentation for prosodic classification.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017
Knowledge distillation across ensembles of multilingual models for low-resource languages.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017
Training variance and performance evaluation of neural networks in speech.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017
End-to-end ASR-free keyword search from speech.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017
Language modeling with highway LSTM.
Proceedings of the 2017 IEEE Automatic Speech Recognition and Understanding Workshop, 2017
2016
Multilingual Data Selection for Low Resource Speech Recognition.
Proceedings of the Interspeech 2016, 2016
Domain Adaptation of CNN Based Acoustic Models Under Limited Resource Settings.
Proceedings of the Interspeech 2016, 2016
Acoustic Modeling Using Bidirectional Gated Recurrent Convolutional Units.
Proceedings of the Interspeech 2016, 2016
Using continuous lexical embeddings to improve symbolic-prosody prediction in a text-to-speech front-end.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016
Semantic word embedding neural network language models for automatic speech recognition.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016
2015
Deep Convolutional Neural Networks for Large-scale Speech Tasks.
Neural Networks, 2015
Diverse Embedding Neural Network Language Models.
Proceedings of the 3rd International Conference on Learning Representations, 2015
Modeling phrasing and prominence using deep recurrent learning.
Proceedings of the INTERSPEECH 2015, 2015
Using deep bidirectional recurrent neural networks for prosodic-target prediction in a unit-selection text-to-speech system.
Proceedings of the INTERSPEECH 2015, 2015
A multi-region deep neural network model in speech recognition.
Proceedings of the INTERSPEECH 2015, 2015
Efficient GPU implementation of convolutional neural networks for speech recognition.
Proceedings of the INTERSPEECH 2015, 2015
Unnormalized exponential and neural network language models.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015
Bidirectional recurrent neural network language models for automatic speech recognition.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015
Multilingual representations for low resource speech recognition and keyword search.
Proceedings of the 2015 IEEE Workshop on Automatic Speech Recognition and Understanding, 2015
2014
Editorial for the special issue on spoken content retrieval.
Computer Speech & Language, 2014
Parallel Deep Neural Network Training for Big Data on Blue Gene/Q.
Proceedings of the International Conference for High Performance Computing, 2014
Deep scattering spectra with deep neural networks for LVCSR tasks.
Proceedings of the INTERSPEECH 2014, 2014
Parallel deep neural network training for LVCSR tasks using blue gene/Q.
Proceedings of the INTERSPEECH 2014, 2014
Prosody contour prediction with long short-term memory, bi-directional, deep recurrent neural networks.
Proceedings of the INTERSPEECH 2014, 2014
Exploiting vocal-source features to improve ASR accuracy for low-resource languages.
Proceedings of the INTERSPEECH 2014, 2014
Recent improvements in neural network acoustic modeling for LVCSR in low resource languages.
Proceedings of the INTERSPEECH 2014, 2014
Improving deep neural network acoustic modeling for audio corpus indexing under the IARPA babel program.
Proceedings of the INTERSPEECH 2014, 2014
Dictionary-based pitch tracking with dynamic programming.
Proceedings of the INTERSPEECH 2014, 2014
Static interpolation of exponential n-gram models using features of features.
Proceedings of the IEEE International Conference on Acoustics, 2014
Improvements to filterbank and delta learning within a deep neural network framework.
Proceedings of the IEEE International Conference on Acoustics, 2014
Deep Scattering Spectrum with deep neural networks.
Proceedings of the IEEE International Conference on Acoustics, 2014
Kernel methods match Deep Neural Networks on TIMIT.
Proceedings of the IEEE International Conference on Acoustics, 2014
Automatic keyword selection for keyword search development and tuning.
Proceedings of the IEEE International Conference on Acoustics, 2014
Semi-supervised term-weighted value rescoring for keyword search.
Proceedings of the IEEE International Conference on Acoustics, 2014
2013
Optimization Techniques to Improve Training Speed of Deep Neural Networks for Large Speech Tasks.
IEEE Trans. Audio, Speech & Language Processing, 2013
Deep convolutional neural networks for LVCSR.
Proceedings of the IEEE International Conference on Acoustics, 2013
Low-rank matrix factorization for Deep Neural Network training with high-dimensional output targets.
Proceedings of the IEEE International Conference on Acoustics, 2013
An evaluation of posterior modeling techniques for phonetic recognition.
Proceedings of the IEEE International Conference on Acoustics, 2013
System combination and score normalization for spoken term detection.
Proceedings of the IEEE International Conference on Acoustics, 2013
A high-performance Cantonese keyword search system.
Proceedings of the IEEE International Conference on Acoustics, 2013
F0 contour prediction with a deep belief network-Gaussian process hybrid model.
Proceedings of the IEEE International Conference on Acoustics, 2013
Developing speech recognition systems for corpus indexing under the IARPA Babel program.
Proceedings of the IEEE International Conference on Acoustics, 2013
Converting Neural Network Language Models into back-off language models for efficient decoding in automatic speech recognition.
Proceedings of the IEEE International Conference on Acoustics, 2013
Joint training of interpolated exponential n-gram models.
Proceedings of the 2013 IEEE Workshop on Automatic Speech Recognition and Understanding, 2013
An empirical study of confusion modeling in keyword search for low resource languages.
Proceedings of the 2013 IEEE Workshop on Automatic Speech Recognition and Understanding, 2013
Learning filter banks within a deep neural network framework.
Proceedings of the 2013 IEEE Workshop on Automatic Speech Recognition and Understanding, 2013
Improvements to Deep Convolutional Neural Networks for LVCSR.
Proceedings of the 2013 IEEE Workshop on Automatic Speech Recognition and Understanding, 2013
Accelerating Hessian-free optimization for Deep Neural Networks by implicit preconditioning and sampling.
Proceedings of the 2013 IEEE Workshop on Automatic Speech Recognition and Understanding, 2013
2012
Exemplar-Based Processing for Speech Recognition: An Overview.
IEEE Signal Process. Mag., 2012
Trends in Speech and Language Processing [In the Spotlight].
IEEE Signal Process. Mag., 2012
Acoustically discriminative language model training with pseudo-hypothesis.
Speech Communication, 2012
Leveraging word confusion networks for named entity modeling and detection from conversational telephone speech.
Speech Communication, 2012
Deep Neural Network Language Models.
Proceedings of the Workshop: Will We Ever Really Replace the N-gram Model? On the Future of Language Modeling for HLT, 2012
Enhancing Exemplar-Based Posteriors for Speech Recognition Tasks.
Proceedings of the INTERSPEECH 2012, 2012
Phrase Boundary Assignment from Text in Multiple Domains.
Proceedings of the INTERSPEECH 2012, 2012
Auto-encoder bottleneck features using deep belief networks.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012
Improved pre-training of Deep Belief Networks using Sparse Encoding Symmetric Machines.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012
N-best entropy based data selection for acoustic modeling.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012
Constructing ensembles of dissimilar acoustic models using hidden attributes of training data.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012
Prediction of F0 contours from symbolic and numerical variables using continuous conditional random fields.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012
Creating ensemble of diverse maximum entropy models.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012
2011
Trends and advances in speech recognition.
IBM Journal of Research and Development, 2011
Performance prediction and shrinking language models.
Proceedings of the 2011 Symposium on Machine Learning in Speech and Language Processing, 2011
Shrinkage-Based Features for Natural Language Call Routing.
Proceedings of the INTERSPEECH 2011, 2011
Reducing Computational Complexities of Exemplar-Based Sparse Representations with Applications to Large Vocabulary Speech Recognition.
Proceedings of the INTERSPEECH 2011, 2011
"What is... Dengue Fever?" - Modeling and Predicting Pronunciation Errors in a Text-to-Speech System.
Proceedings of the INTERSPEECH 2011, 2011
Clustering with Modified Cosine Distance Learned from Constraints.
Proceedings of the INTERSPEECH 2011, 2011
Improved Spoken Query Transcription Using Co-Occurrence Information.
Proceedings of the INTERSPEECH 2011, 2011
Convergence of Line Search A-Function Methods.
Proceedings of the INTERSPEECH 2011, 2011
Feature Combination Approaches for Discriminative Language Models.
Proceedings of the INTERSPEECH 2011, 2011
Application specific loss minimization using gradient boosting.
Proceedings of the IEEE International Conference on Acoustics, 2011
Speech processing and retrieval in a personal memory aid system for the elderly.
Proceedings of the IEEE International Conference on Acoustics, 2011
Distributed training of large scale exponential language models.
Proceedings of the IEEE International Conference on Acoustics, 2011
Deep belief nets for natural language call-routing.
Proceedings of the IEEE International Conference on Acoustics, 2011
Exemplar-based Sparse Representation phone identification features.
Proceedings of the IEEE International Conference on Acoustics, 2011
Hill climbing on speech lattices: A new rescoring framework.
Proceedings of the IEEE International Conference on Acoustics, 2011
Deep Belief Networks using discriminative features for phone recognition.
Proceedings of the IEEE International Conference on Acoustics, 2011
Named entity recognition from Conversational Telephone Speech leveraging Word Confusion Networks for training and recognition.
Proceedings of the IEEE International Conference on Acoustics, 2011
A-Functions: A generalization of Extended Baum-Welch transformations to convex optimization.
Proceedings of the IEEE International Conference on Acoustics, 2011
Exploiting active-learning strategies for annotating prosodic events with limited labeled data.
Proceedings of the IEEE International Conference on Acoustics, 2011
Frame-level AnyBoost for LVCSR with the MMI Criterion.
Proceedings of the 2011 IEEE Workshop on Automatic Speech Recognition & Understanding, 2011
A convex hull approach to sparse representations for exemplar-based speech recognition.
Proceedings of the 2011 IEEE Workshop on Automatic Speech Recognition & Understanding, 2011
Making Deep Belief Networks effective for large vocabulary continuous speech recognition.
Proceedings of the 2011 IEEE Workshop on Automatic Speech Recognition & Understanding, 2011
Pruning exponential language models.
Proceedings of the 2011 IEEE Workshop on Automatic Speech Recognition & Understanding, 2011
2010
Unsupervised Model Adaptation using Information-Theoretic Criterion.
Proceedings of the Human Language Technologies: Conference of the North American Chapter of the Association of Computational Linguistics, 2010
Data selection for language modeling using sparse representations.
Proceedings of the INTERSPEECH 2010, 2010
Impact of word classing on shrinkage-based language models.
Proceedings of the INTERSPEECH 2010, 2010
Sparse representation features for speech recognition.
Proceedings of the INTERSPEECH 2010, 2010
Sparse representations for text categorization.
Proceedings of the INTERSPEECH 2010, 2010
An analysis of sparseness and regularization in exemplar-based methods for speech classification.
Proceedings of the INTERSPEECH 2010, 2010
Incorporating sparse representation phone identification features in automatic speech recognition using exponential families.
Proceedings of the INTERSPEECH 2010, 2010
Discriminative training and unsupervised adaptation for labeling prosodic events with limited training data.
Proceedings of the INTERSPEECH 2010, 2010
Techniques for topic detection based processing in spoken dialog systems.
Proceedings of the INTERSPEECH 2010, 2010
An autoencoder neural-network based low-dimensionality approach to excitation modeling for HMM-based text-to-speech.
Proceedings of the IEEE International Conference on Acoustics, 2010
Continuous space language modeling techniques.
Proceedings of the IEEE International Conference on Acoustics, 2010
Bayesian compressive sensing for phonetic classification.
Proceedings of the IEEE International Conference on Acoustics, 2010
Balancing false alarms and hits in Spoken Term Detection.
Proceedings of the IEEE International Conference on Acoustics, 2010
Improved language modeling for conversational applications using sentence quality.
Proceedings of the IEEE International Conference on Acoustics, 2010
The Use of isometric transformations and bayesian estimation in compressive sensing for fMRI classification.
Proceedings of the IEEE International Conference on Acoustics, 2010
Kalman filtering for compressed sensing.
Proceedings of the 13th Conference on Information Fusion, 2010
2009
An Iterative Relative Entropy Minimization-Based Data Selection Approach for n-Gram Model Adaptation.
IEEE Trans. Audio, Speech & Language Processing, 2009
Web derived pronunciations for spoken term detection.
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2009
Fast decoding for open vocabulary spoken term detection.
Proceedings of the Human Language Technologies: Conference of the North American Chapter of the Association of Computational Linguistics, Proceedings, May 31, 2009
Multimodal Classification of Activities of Daily Living Inside Smart Homes.
Proceedings of the Distributed Computing, 2009
Iterative sentence-pair extraction from quasi-parallel corpora for machine translation.
Proceedings of the INTERSPEECH 2009, 2009
Towards using hybrid word and fragment units for vocabulary independent LVCSR systems.
Proceedings of the INTERSPEECH 2009, 2009
Unsupervised pronunciation validation.
Proceedings of the IEEE International Conference on Acoustics, 2009
A new method for OOV detection using hybrid word/fragment system.
Proceedings of the IEEE International Conference on Acoustics, 2009
A generalized family of parameter estimation techniques.
Proceedings of the IEEE International Conference on Acoustics, 2009
Effect of pronounciations on OOV queries in spoken term detection.
Proceedings of the IEEE International Conference on Acoustics, 2009
Map approach to learning sparse Gaussian Markov networks.
Proceedings of the IEEE International Conference on Acoustics, 2009
An exploration of large vocabulary tools for small vocabulary phonetic recognition.
Proceedings of the 2009 IEEE Workshop on Automatic Speech Recognition & Understanding, 2009
Constrained discriminative training of N-gram language models.
Proceedings of the 2009 IEEE Workshop on Automatic Speech Recognition & Understanding, 2009
Query-by-example Spoken Term Detection For OOV terms.
Proceedings of the 2009 IEEE Workshop on Automatic Speech Recognition & Understanding, 2009
Scaling shrinkage-based language models.
Proceedings of the 2009 IEEE Workshop on Automatic Speech Recognition & Understanding, 2009
2008
Bag-of-word normalized n-gram models.
Proceedings of the INTERSPEECH 2008, 2008
Phonetic query expansion for spoken document retrieval.
Proceedings of the INTERSPEECH 2008, 2008
Generalization of extended baum-welch parameter estimation for discriminative training and decoding.
Proceedings of the INTERSPEECH 2008, 2008
A study of unsupervised clustering techniques for language modeling.
Proceedings of the INTERSPEECH 2008, 2008
Gradient steepness metrics using extended Baum-Welch transformations for universal pattern recognition tasks.
Proceedings of the IEEE International Conference on Acoustics, 2008
Boosted MMI for model and feature-space discriminative training.
Proceedings of the IEEE International Conference on Acoustics, 2008
2007
Automatic exploration of corpus-specific properties for expressive text-to-speech: a case study in emphasis.
Proceedings of the Sixth ISCA Workshop on Speech Synthesis, 2007
Vocabulary independent spoken term detection.
Proceedings of the SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2007
Data Driven Approach for Language Model Adaptation using Stepwise Relative Entropy Minimization.
Proceedings of the IEEE International Conference on Acoustics, 2007
Broad phonetic class recognition in a Hidden Markov model framework using extended Baum-Welch transformations.
Proceedings of the IEEE Workshop on Automatic Speech Recognition & Understanding, 2007
The IBM 2007 speech transcription system for European parliamentary speeches.
Proceedings of the IEEE Workshop on Automatic Speech Recognition & Understanding, 2007
Fast audio search using vector space modelling.
Proceedings of the IEEE Workshop on Automatic Speech Recognition & Understanding, 2007
2006
On the Effect Ofword Error Rate on Automated Quality Monitoring.
Proceedings of the 2006 IEEE ACL Spoken Language Technology Workshop, 2006
Automated Quality Monitoring for Call Centers using Speech and NLP Technologies.
Proceedings of the Human Language Technology Conference of the North American Chapter of the Association of Computational Linguistics, 2006
The IBM 2006 speech transcription system for european parliamentary speeches.
Proceedings of the INTERSPEECH 2006, 2006
Automated Quality Monitoring in the Call Center with ASR and Maximum Entropy.
Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006
2005
Exploiting large quantities of spontaneous speech for unsupervised training of acoustic models.
Proceedings of the INTERSPEECH 2005, 2005
Contructing Ensembles of ASR Systems Using Randomized Decision Trees.
Proceedings of the 2005 IEEE International Conference on Acoustics, 2005
2004
Automatic recognition of spontaneous speech for access to multilingual oral history archives.
IEEE Trans. Speech and Audio Processing, 2004
Building an information retrieval test collection for spontaneous conversational speech.
Proceedings of the SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2004
Speech recognition error analysis on the English MALACH corpus.
Proceedings of the INTERSPEECH 2004, 2004
Measuring convergence in language model estimation using relative entropy.
Proceedings of the INTERSPEECH 2004, 2004
Use of metadata to improve recognition of spontaneous speech and named entities.
Proceedings of the INTERSPEECH 2004, 2004
2003
Impact of audio segmentation and segment clustering on automated transcription accuracy of large spoken archives.
Proceedings of the 8th European Conference on Speech Communication and Technology, EUROSPEECH 2003, 2003
Automated transcription and topic segmentation of large spoken archives.
Proceedings of the 8th European Conference on Speech Communication and Technology, EUROSPEECH 2003, 2003
Towards automatic transcription of large spoken archives - English ASR for the MALACH project.
Proceedings of the 2003 IEEE International Conference on Acoustics, 2003
2002
Automatic Transcription of Czech Language Oral History in the MALACH Project: Resources and Initial Experiments.
Proceedings of the Text, Speech and Dialogue, 5th International Conference, 2002
Cross-Language Access to Recorded Speech in the MALACH Project.
Proceedings of the Text, Speech and Dialogue, 5th International Conference, 2002
Supporting access to large digital oral history archives.
Proceedings of the ACM/IEEE Joint Conference on Digital Libraries, 2002
Access to large spoken archives: Uses and technology. Sponsored by SIG VIS.
Proceedings of the Information, Connetcitons and Community, 2002
2001
Current status of the IBM Trainable Speech Synthesis System.
Proceedings of the 4th ITRW on Speech Synthesis, Perthshire, Scotland, UK, August 29, 2001
Innovative approaches for large vocabulary name recognition.
Proceedings of the IEEE International Conference on Acoustics, 2001
Speech recognition for DARPA Communicator.
Proceedings of the IEEE International Conference on Acoustics, 2001
2000
Dynamic selection of feature spaces for robust speech recognition.
Proceedings of the Sixth International Conference on Spoken Language Processing, 2000
Decision tree based rate of speech modeling for speech recognition.
Proceedings of the Sixth International Conference on Spoken Language Processing, 2000
1999
Enhanced likelihood computation using regression.
Proceedings of the Sixth European Conference on Speech Communication and Technology, 1999
Acoustics-based baseform generation with pronunciation and/or phonotactic models.
Proceedings of the Sixth European Conference on Speech Communication and Technology, 1999
1998
Phonological rules for enhancing acoustic enrollment of unknown words.
Proceedings of the 5th International Conference on Spoken Language Processing, Incorporating The 7th Australian International Speech Science and Technology Conference, Sydney Convention Centre, Sydney, Australia, 30th November, 1998
Speech recognition performance on a new voicemail transcription task.
Proceedings of the 5th International Conference on Spoken Language Processing, Incorporating The 7th Australian International Speech Science and Technology Conference, Sydney Convention Centre, Sydney, Australia, 30th November, 1998
Factor analysis invariant to linear transformations of data.
Proceedings of the 5th International Conference on Spoken Language Processing, Incorporating The 7th Australian International Speech Science and Technology Conference, Sydney Convention Centre, Sydney, Australia, 30th November, 1998
Acoustics-only based automatic phonetic baseform generation.
Proceedings of the 1998 IEEE International Conference on Acoustics, 1998
Speech recognition performance on a voicemail transcription task.
Proceedings of the 1998 IEEE International Conference on Acoustics, 1998