Karthik Visweswariah

According to our database, Karthik Visweswariah authored at least 74 papers between 1998 and 2021.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2021

A Joint Training Framework for Open-World Knowledge Graph Embeddings.

Karthik Visweswariah, Beethika Tripathi, Mitesh M. Khapra, Balaraman Ravindran

Proceedings of the 3rd Conference on Automated Knowledge Base Construction, 2021

2014

When Transliteration Met Crowdsourcing : An Empirical Study of Transliteration via Crowdsourcing using Efficient, Non-redundant and Fair Quality Control.

Mitesh M. Khapra, Ananthakrishnan Ramanathan, Anoop Kunchukuttan, Karthik Visweswariah, Pushpak Bhattacharyya

Proceedings of the Ninth International Conference on Language Resources and Evaluation, 2014

Unsupervised Solution Post Identification from Discussion Forums.

Deepak P, Karthik Visweswariah

Proceedings of the 52nd Annual Meeting of the Association for Computational Linguistics, 2014

2013

Offering language based services on social media by identifying user's preferred language(s) from romanized text.

Mitesh M. Khapra, Salil Joshi, Ananthakrishnan Ramanathan, Karthik Visweswariah

Proceedings of the 22nd International World Wide Web Conference, 2013

Improving reordering performance using higher order and structural features.

Mitesh M. Khapra, Ananthakrishnan Ramanathan, Karthik Visweswariah

Proceedings of the Human Language Technologies: Conference of the North American Chapter of the Association of Computational Linguistics, 2013

Semi-Supervised Answer Extraction from Discussion Forums.

Rose Catherine, Rashmi Gangadharaiah, Karthik Visweswariah, Dinesh Raghu

Proceedings of the Sixth International Joint Conference on Natural Language Processing, 2013

Efficient multifaceted screening of job applicants.

Sameep Mehta, Rakesh Pimplikar, Amit Singh, Lav R. Varshney, Karthik Visweswariah

Proceedings of the Joint 2013 EDBT/ICDT Conferences, 2013

Cut the noise: Mutually reinforcing reordering and alignments for improved machine translation.

Karthik Visweswariah, Mitesh M. Khapra, Ananthakrishnan Ramanathan

Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics, 2013

2012

A Study of Word-Classing for MT Reordering.

Ananthakrishnan Ramanathan, Karthik Visweswariah

Proceedings of the Eighth International Conference on Language Resources and Evaluation, 2012

A Comparison of Syntactic Reordering Methods for English-German Machine Translation.

Jirí Navrátil, Karthik Visweswariah, Ananthakrishnan Ramanathan

Proceedings of the COLING 2012, 2012

Report of the Shared Task on Learning Reordering from Word Alignments at RSMT 2012.

Mitesh M. Khapra, Ananthakrishnan Ramanathan, Karthik Visweswariah

Proceedings of the Workshop on Reordering for Statistical Machine Translation@COLING 2012, 2012

Whitepaper for Shared Task on Learning Reordering from Word Alignments at RSMT 2012.

Mitesh M. Khapra, Ananthakrishnan Ramanathan, Karthik Visweswariah

Proceedings of the Workshop on Reordering for Statistical Machine Translation@COLING 2012, 2012

Does Similarity Matter? The Case of Answer Extraction from Technical Discussion Forums.

Rose Catherine, Amit Singh, Rashmi Gangadharaiah, Dinesh Raghu, Karthik Visweswariah

Proceedings of the COLING 2012, 2012

Two-part segmentation of text documents.

P. Deepak, Karthik Visweswariah, Nirmalie Wiratunga, Sadiq Sani

Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012

2011

Clause-Based Reordering Constraints to Improve Statistical Machine Translation.

Ananthakrishnan Ramanathan, Pushpak Bhattacharyya, Karthik Visweswariah, Kushal Ladha, Ankur Gandhe

Proceedings of the Fifth International Joint Conference on Natural Language Processing, 2011

Handling verb phrase morphology in highly inflected Indian languages for Machine Translation.

Ankur Gandhe, Rashmi Gangadharaiah, Karthik Visweswariah, Ananthakrishnan Ramanathan

Proceedings of the Fifth International Joint Conference on Natural Language Processing, 2011

Front-end feature transforms with context filtering for speaker adaptation.

Jing Huang, Karthik Visweswariah, Peder A. Olsen, Vaibhava Goel

Proceedings of the IEEE International Conference on Acoustics, 2011

A Word Reordering Model for Improved Machine Translation.

Karthik Visweswariah, Rajakrishnan Rajkumar, Ankur Gandhe, Ananthakrishnan Ramanathan, Jirí Navrátil

Proceedings of the 2011 Conference on Empirical Methods in Natural Language Processing, 2011

CQC: classifying questions in CQA websites.

Amit Singh, Karthik Visweswariah

Proceedings of the 20th ACM Conference on Information and Knowledge Management, 2011

Privacy protected knowledge management in services with emphasis on quality data.

Debapriyo Majumdar, Rose Catherine, Shajith Ikbal, Karthik Visweswariah

Proceedings of the 20th ACM Conference on Information and Knowledge Management, 2011

2010

Effective decision support systems for workforce deployment.

Vijil Chenthamarakshan, Kashyap Dixit, M. Gattani, Munish Goyal, Pranav Gupta, Nanda Kambhatla, Rohit Lotlikar, Debapriyo Majumdar, Gyana R. Parija, Sambuddha Roy, Soujanya Soni, Karthik Visweswariah

IBM J. Res. Dev., 2010

Call transcript segmentation using word cooccurrence model.

Shajith Ikbal, Karthik Visweswariah

Proceedings of the 2010 IEEE Spoken Language Technology Workshop, 2010

Utilizing relationships between named entities to improve speech recognition in dialog systems.

Shajith Ikbal, Om D. Deshmukh, Karthik Visweswariah, Ashish Verma

Proceedings of the 2010 IEEE Spoken Language Technology Workshop, 2010

Timesheet assistant: mining and reporting developer effort.

Renuka Sindhgatta, Nanjangud C. Narendra, Bikram Sengupta, Karthik Visweswariah, Arthur G. Ryman

Proceedings of the ASE 2010, 2010

Role of language models in spoken fluency evaluation.

Om Deshmukh, Harish Doddala, Ashish Verma, Karthik Visweswariah

Proceedings of the 11th Annual Conference of the International Speech Communication Association, 2010

Syntax Based Reordering with Automatically Derived Rules for Improved Statistical Machine Translation.

Karthik Visweswariah, Jirí Navrátil, Jeffrey S. Sorensen, Vijil Chenthamarakshan, Nandakishore Kambhatla

Proceedings of the COLING 2010, 2010

Urdu and Hindi: Translation and sharing of linguistic resources.

Karthik Visweswariah, Vijil Chenthamarakshan, Nandakishore Kambhatla

Proceedings of the COLING 2010, 2010

PROSPECT: a system for screening candidates for recruitment.

Amit Singh, Rose Catherine, Karthik Visweswariah, Vijil Chenthamarakshan, Nandakishore Kambhatla

Proceedings of the 19th ACM Conference on Information and Knowledge Management, 2010

Process Behavior Analysis: Mechanism to Enable Superior Customer Experience.

Karthik Visweswariah, Om Deshmukh, Ashish Verma, Sai Zeng, Chitra Dorai, Maureen Rzasa, Gary Wright

Proceedings of the 2010 IEEE International Conference on Services Computing, 2010

2009

CAESAR: A Context-Aware, Social Recommender System for Low-End Mobile Devices.

Lakshmish Ramaswamy, P. Deepak, Ramana Polavarapu, Kutila Gunasekera, Dinesh Garg, Karthik Visweswariah, Shivkumar Kalyanaraman

Proceedings of the MDM 2009, 2009

Combined discriminative training for multi-stream HMM-based audio-visual speech recognition.

Jing Huang, Karthik Visweswariah

Proceedings of the 10th Annual Conference of the International Speech Communication Association, 2009

Improved decision trees for multi-stream HMM-based audio-visual continuous speech recognition.

Jing Huang, Karthik Visweswariah

Proceedings of the 2009 IEEE Workshop on Automatic Speech Recognition & Understanding, 2009

2008

An empirical analysis of word error rate and keyword error rate.

Youngja Park, Siddharth Patwardhan, Karthik Visweswariah, Stephen C. Gates

Proceedings of the 9th Annual Conference of the International Speech Communication Association, 2008

Learning essential speaker sub-space using hetero-associative neural networks for speaker clustering.

Shajith Ikbal, Karthik Visweswariah

Proceedings of the 9th Annual Conference of the International Speech Communication Association, 2008

Boosted MMI for model and feature-space discriminative training.

Daniel Povey, Dimitri Kanevsky, Brian Kingsbury, Bhuvana Ramabhadran, George Saon, Karthik Visweswariah

Proceedings of the IEEE International Conference on Acoustics, 2008

Semi-automated logging of contact center telephone calls.

Roy J. Byrd, Mary S. Neff, Wilfried Teiken, Youngja Park, Keh-Shin F. Cheng, Stephen C. Gates, Karthik Visweswariah

Proceedings of the 17th ACM Conference on Information and Knowledge Management, 2008

2007

Discriminative Estimation of Subspace Constrained Gaussian Mixture Models for Speech Recognition.

Scott Axelrod, Vaibhava Goel, Ramesh A. Gopinath, Peder A. Olsen, Karthik Visweswariah

IEEE Trans. Speech Audio Process., 2007

Detection, diarization, and transcription of far-field lecture speech.

Jing Huang, Etienne Marcheret, Karthik Visweswariah, Vit Libal, Gerasimos Potamianos

Proceedings of the 8th Annual Conference of the International Speech Communication Association, 2007

Improving speaker diarization for CHIL lecture meetings.

Jing Huang, Etienne Marcheret, Karthik Visweswariah

Proceedings of the 8th Annual Conference of the International Speech Communication Association, 2007

Efficient, Low Latency Adaptation for Speech Recognition.

Suleyman Serdar Kozat, Karthik Visweswariah, Ramesh Gopinath

Proceedings of the IEEE International Conference on Acoustics, 2007

The IBM RT07 Evaluation Systems for Speaker Diarization on Lecture Meetings.

Jing Huang, Etienne Marcheret, Karthik Visweswariah, Gerasimos Potamianos

Proceedings of the Multimodal Technologies for Perception of Humans, 2007

The IBM Rich Transcription 2007 Speech-to-Text Systems for Lecture Meetings.

Jing Huang, Etienne Marcheret, Karthik Visweswariah, Vit Libal, Gerasimos Potamianos

Proceedings of the Multimodal Technologies for Perception of Humans, 2007

2006

Gaussian mixture models with covariances or precisions in shared multiple subspaces.

Satya Dharanipragada, Karthik Visweswariah

IEEE Trans. Speech Audio Process., 2006

The IBM RT06s Evaluation System for Speech Activity Detection in CHIL Seminars.

Etienne Marcheret, Gerasimos Potamianos, Karthik Visweswariah, Jing Huang

Proceedings of the Machine Learning for Multimodal Interaction, 2006

Feature Adaptation Based on Gaussian Posteriors.

Suleyman Serdar Kozat, Karthik Visweswariah, Ramesh Gopinath

Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006

2005

Subspace constrained Gaussian mixture models for speech recognition.

Scott Axelrod, Vaibhava Goel, Ramesh A. Gopinath, Peder A. Olsen, Karthik Visweswariah

IEEE Trans. Speech Audio Process., 2005

Feature adaptation using projection of Gaussian posteriors.

Karthik Visweswariah, Peder A. Olsen

Proceedings of the 9th European Conference on Speech Communication and Technology, 2005

Speech activity detection fusing acoustic phonetic and energy features.

Etienne Marcheret, Karthik Visweswariah, Gerasimos Potamianos

Proceedings of the 9th European Conference on Speech Communication and Technology, 2005

Improving lip-reading with feature space transforms for multi-stream audio-visual speech recognition.

Jing Huang, Karthik Visweswariah

Proceedings of the 9th European Conference on Speech Communication and Technology, 2005

Rapid Feature Space Speaker Adaptation for Multi-Stream HMM-Based Audio-Visual Speech Recognition.

Jing Huang, Etienne Marcheret, Karthik Visweswariah

Proceedings of the 2005 IEEE International Conference on Multimedia and Expo, 2005

Initializing Subspace Constrained Gaussian Mixture Models.

Peder A. Olsen, Karthik Visweswariah, Ramesh Gopinath

Proceedings of the 2005 IEEE International Conference on Acoustics, 2005

2004

Task adaptation of acoustic and language models based on large quantities of data.

Karthik Visweswariah, Ramesh A. Gopinath, Vaibhava Goel

Proceedings of the 8th International Conference on Spoken Language Processing, 2004

Adaptation of front end parameters in a speech recognizer.

Karthik Visweswariah, Ramesh A. Gopinath

Proceedings of the 8th International Conference on Spoken Language Processing, 2004

Fast clustering of Gaussians and the virtue of representing Gaussians in exponential model format.

Peder A. Olsen, Karthik Visweswariah

Proceedings of the 8th International Conference on Spoken Language Processing, 2004

Stochastic gradient adaptation of front-end parameters.

Sreeram Balakrishnan, Karthik Visweswariah, Vaibhava Goel

Proceedings of the 8th International Conference on Spoken Language Processing, 2004

2003

Acoustic modeling with mixtures of subspace constrained exponential models.

Karthik Visweswariah, Scott Axelrod, Ramesh A. Gopinath

Proceedings of the 8th European Conference on Speech Communication and Technology, EUROSPEECH 2003, 2003

Toward domain-independent conversational speech recognition.

Brian Kingsbury, Lidia Mangu, George Saon, Geoffrey Zweig, Scott Axelrod, Vaibhava Goel, Karthik Visweswariah, Michael Picheny

Proceedings of the 8th European Conference on Speech Communication and Technology, EUROSPEECH 2003, 2003

Discriminative estimation of subspace precision and mean (SPAM) models.

Vaibhava Goel, Scott Axelrod, Ramesh A. Gopinath, Peder A. Olsen, Karthik Visweswariah

Proceedings of the 8th European Conference on Speech Communication and Technology, EUROSPEECH 2003, 2003

Large vocabulary conversational speech recognition with a subspace constraint on inverse covariance matrices.

Scott Axelrod, Vaibhava Goel, Brian Kingsbury, Karthik Visweswariah, Ramesh A. Gopinath

Proceedings of the 8th European Conference on Speech Communication and Technology, EUROSPEECH 2003, 2003

Maximum likelihood training of subspaces for inverse covariance modeling.

Karthik Visweswariah, Peder A. Olsen, Ramesh Gopinath, Scott Axelrod

Proceedings of the 2003 IEEE International Conference on Acoustics, 2003

Covariance and precision modeling in shared multiple subspaces.

Satya Dharanipragada, Karthik Visweswariah

Proceedings of the 2003 IEEE International Conference on Acoustics, 2003

Dimensional reduction, covariance modeling, and computational complexity in ASR systems.

Scott Axelrod, Ramesh Gopinath, Peder A. Olsen, Karthik Visweswariah

Proceedings of the 2003 IEEE International Conference on Acoustics, 2003

2002

Universal lossless source coding with the Burrows Wheeler Transform.

Michelle Effros, Karthik Visweswariah, Sanjeev R. Kulkarni, Sergio Verdú

IEEE Trans. Inf. Theory, 2002

Large vocabulary conversational speech recognition with the extended maximum likelihood linear transformation (EMLLT) model.

Jing Huang, Vaibhava Goel, Ramesh Gopinath, Brian Kingsbury, Peder A. Olsen, Karthik Visweswariah

Proceedings of the 7th International Conference on Spoken Language Processing, ICSLP2002, 2002

Structuring linear transforms for adaptation using training time information.

Karthik Visweswariah, Vaibhava Goel, Ramesh Gopinath

Proceedings of the IEEE International Conference on Acoustics, 2002

Adaptation experiments on the SPINE database with the Extended Maximum Likelihood Linear Transformation (EMLLT) model.

Ramesh Gopinath, Vaibhava Goel, Karthik Visweswariah, Peder A. Olsen

Proceedings of the IEEE International Conference on Acoustics, 2002

Rapid adaptation with linear combinations of rank-one matrices.

Vaibhava Goel, Karthik Visweswariah, Ramesh Gopinath

Proceedings of the IEEE International Conference on Acoustics, 2002

2001

Universal variable-to-fixed length source codes.

Karthik Visweswariah, Sanjeev R. Kulkarni, Sergio Verdú

IEEE Trans. Inf. Theory, 2001

Language models conditioned on dialog state.

Karthik Visweswariah, Harry Printz

Proceedings of the EUROSPEECH 2001 Scandinavia, 2001

Speech recognition for DARPA Communicator.

Andrew Aaron, Scott Saobing Chen, Paul S. Cohen, Satya Dharanipragada, Ellen Eide, Martin Franz, Jean-Michel LeRoux, X. Luo, Benoît Maison, Lidia Mangu, T. Mathes, Miroslav Novak, Peder A. Olsen, Michael Picheny, Harry Printz, Bhuvana Ramabhadran, Andrej Sakrajda, George Saon, Borivoj Tydlitát, Karthik Visweswariah, D. Yuk

Proceedings of the IEEE International Conference on Acoustics, 2001

2000

Separation of random number generation and resolvability.

Karthik Visweswariah, Sanjeev R. Kulkarni, Sergio Verdú

IEEE Trans. Inf. Theory, 2000

Universal coding of nonstationary sources.

Karthik Visweswariah, Sanjeev R. Kulkarni, Sergio Verdú

IEEE Trans. Inf. Theory, 2000

Impact of bucketing on performance of linearly interpolated language models.

Karthik Visweswariah, Harry Printz, Michael Picheny

Proceedings of the Sixth International Conference on Spoken Language Processing, 2000

1998

Source Codes as Random Number Generators.

Karthik Visweswariah, Sanjeev R. Kulkarni, Sergio Verdú

IEEE Trans. Inf. Theory, 1998