Raytheon BBN Technologies

Journal Papers

Krishna Subramanian, Rohit Prasad, and Prem Natarajan, "Robust Named Entity Detection From Optical Character Recognition Output," International Journal of Document Analysis and Recognition, Vol. 14, No. 2, pp. 189-200, April 2011.

Conference Papers

S. Ananthakrishnan, A. N. Vembu, and R. Prasad, "Model-based Parametric Features for Emotion Recognition from Speech," Proceedings of IEEE ASRU Workshop, pp. 529-534, Waikoloa, HI, December 2011.

S. Ananthakrishnan, R. Prasad, and Prem Natarajan, "On-line Language Model Biasing for Statistical Machine Translation," Proceedings of ACL-HLT, pp. 445-449, Portland, OR, June 2011.

S. Ananthakrishnan, S. Tsakalidis, R. Prasad, and Prem Natarajan, "On-line Language Model Biasing for Multi-pass Automatic Speech Recognition," Proceedings of Interspeech, pp. 621-624, Florence, Italy, August 2011.

S. Ananthakrishnan, S. Vitaladevuni, R. Prasad, and Prem Natarajan, "Source Error-projection for Sample Selection in Phrase-based SMT for Resource-poor Languages," Proceedings of IJCNLP, pp. 819-827, Chiang Mai, Thailand, November 2011.

C. Andersen, "SILK: Efficiently Building Systems with Complex Behaviors and Varieties," Proceedings of the 3rd Annual DoD SOA & Semantic Technology Symposium, Springfield, Virginia, July 2011.

H. Cao, R. Prasad, and Prem Natarajan, "Handwritten and Typewritten Text Identification and Recognition Using Hidden Markov Models," Proceedings of the Eleventh International Conference on Document Analysis and Recognition, pp. 744-748, Beijing, China, 2011.

H. Cao, R. Prasad, and Prem Natarajan, "OCR-driven Writer Identification and Adaptation in an HMM Handwriting Recognition System," Proceedings of the Eleventh International Conference on Document Analysis and Recognition, pp. 739-743, Beijing, China, 2011.

M. Dean, "Knowledge Streams: Stream Processing of Semantic Web Content," Proceedings of the Semantic Tech & Business Conference, Washington, DC, November 2011.

J. Devlin, A. Rosti, S. Ananthakrishnan, and S. Matsoukas, "System Combination Using Discriminative Cross-adaptation," Proceedings of 5th International Joint Conference on Natural Language Processing, pp. 667–675, Chiang Mai, Thailand, November 2011.

I. Emmons, S. Collier, M. Garlapati, and M. Dean, "RDF Literal Data Types in Practice," 7th International Workshop on Scalable Semantic Web Knowledge Base Systems (SSWS 2011), Bonn, Germany, October 2011.

M. Freedman, L. Ramshaw, E. Boschee, R. Gabbard, G. Kratkiewicz, N. Ward, and R. Weischedel, "Extreme Extraction -- Machine Reading in a Week," Proceedings of the 2011 Conference on Empirical Methods in Natural Language Processing, pp. 1437-1446, Edinburgh, Scotland, 2011.

R. Gabbard, M. Freedman, and R. Weischedel, "Coreference for Learning to Extract Relations: Yes, Virginia, Coreference Matters," Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics, pp. 288-293, Portland, OR, 2011.

D. Glasner, S.N. Vitaladevuni and R. Basri, "Contour Based Joint Clustering of Multiple Segmentations," Proceedings of IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2011), pp. 2385-2392, Colorado Springs, CO, June 2011.

M. Kang, T. Ng, and L. Nguyen, "Mandarin Word-character Hybrid-input Neural Network Language Model," Proceedings of the 12th Annual Conference of the International Speech Communication Association (Interspeech 2011), pp. 625-628, Florence, Italy, August 2011.

J. Kumar, R. Prasad, H. Cao, W. Abd-Almageed, D. S. Doermann, and Prem Natarajan, "Shape Codebook based Handwritten and Machine Printed Text Zone Extraction," in Proceedings of Document Recognition and Retrieval (DRR) XVIII, pp. 1-10, San Francisco, CA, 2011.

J. Ma and S. Matsoukas, "Building a Statistical Machine Translation System for Translating Patent Documents," Proceedings of the MT Summit XIII 4th Workshop on Patent Translation, Xiamen, China, September 2011.

J. Ma, S. Matsoukas, and R. Schwartz, "Improving Low-resource Statistical Machine Translation with a Novel Semantic Word Clustering Algorithm," Proceedings of the MT Summit XIII, Xiamen, China, September 2011.

V. Manohar, S. Tsakalidis, Pradeep Natarajan, R. Prasad, and Prem Natarajan, "Audio-visual Fusion using Bayesian Model Combination for Web Video Retrieval," Proceedings of the 19th ACM International Conference on Multimedia (MM 11), New York, NY, 1537-1540, 2011.

V. Manohar, S. Vitaladevuni, H. Cao, R. Prasad, and Prem Natarajan, "Graph Clustering-based Ensemble Method for Handwritten Text Line Segmentation," Proceedings of the Eleventh International Conference on Document Analysis and Recognition, pp. 574-578, Beijing, China, 2011.

Pradeep Natarajan, D. Belanger, R. Prasad, M. Kamali, K. Subramanian, and Prem Natarajan, "Baseline Dependent Percentile Features for Offline Arabic Handwriting Recognition," Proceedings of the Eleventh International Conference on Document Analysis and Recognition, pp. 329-333, Beijing, China, 2011.

Pradeep Natarajan, Prem Natarajan, V. Manohar, S. Wu, S. Tsakalidis, S. N. Vitaladevuni, X. Zhuang, R. Prasad, G. Ye, D. Liu, I-H. Jhuo, S.-F. Chang, H. Izadinia, I. Saleemi, M. Shah, B. White, T. Yeh and L. Davis, "BBN VISER TRECVID 2011 Multimedia Event Detection System," TRECVID 2011 Multimedia Event Detection Workshop (MED 11), November 2011.

Pradeep Natarajan, Y. Wu, R. Prasad, S. Saleem, E. MacRostie, F. Bernardin and Prem Natarajan, "Large-scale, Real-time Logo Recognition in Broadcast Videos," Proceedings of International Conference on Multimedia and Expo (ICME), pp. 1-4, Barcelona, Spain, July 2011.

Pradeep Natarajan, S. Tsakalidis, V. Manohar, R. Prasad, and Prem Natarajan, "Unsupervised Audio Analysis for Categorizing Heterogeneous Consumer Domain Videos," 12th Annual Conference of the International Speech Communication Association (INTERSPEECH-2011), pp. 313-316, Florence, Italy, August 2011.

T. Ng, B. Zhang, S. Matsoukas, and L. Nguyen, "Region Dependent Transform on MLP Features for Speech Recognition," Proceedings of the 12th Annual Conference of the International Speech Communication Association (Interspeech 2011), pp. 221-224, Florence, Italy, August 2011.

C. Olsson, P. Petrov, J. Sherman, and A. Perez-Lopez, "Finding and Explaining Similarities in Linked Data," Proceedings of Semantic Technology for Intelligence, Defense, and Security (STIDS 2011), Fairfax, Virginia, November 2011.

X. Peng, H. Cao, R. Prasad, and Prem Natarajan, "Text Extraction from Video Using Conditional Random Fields," Proceedings of the Eleventh International Conference on Document Analysis and Recognition, pp. 1029-1033, Beijing, China, 2011.

A. Rosti, B. Zhang, S. Matsoukas, and R. Schwartz, "Expected BLEU Training for Graphs: BBN System Description for WMT11 System Combination Task," Proceedings of the 6th Workshop on Statistical Machine Translation, pages 159–165, Edinburgh, Scotland, UK, July 2011.

S. N. Vitaladevuni, H. Cao, D. Belanger, K. Subramanian, R. Prasad and Prem Natarajan, "Sparsity-based Super-resolution for Offline Handwriting Recognition," Proceedings of Joint Workshop on Multilingual OCR and Analytics for Noisy Unstructured Text Data (J-MOCR-AND), pp. 1-5, Beijing, China, 2011.

Y. Wu, Pradeep Natarajan, J. Noonan, R. Prasad and Prem Natarajan, "Wavelet Band-pass Filters for Matching Multiple Templates in Real Time," Proceedings of British Machine Vision Conference (BMVC), pp. 1-12, Dundee, U.K., August 2011.

J. Xu and J. Chen, "How Much Can We Gain from Supervised Word Alignment?," Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies (ACL-HLT), pp. 19-24, Portland, OR, 2011.

Book Chapters

S. Ananthakrishnan, R. Prasad, D. Stallard, and Prem Natarajan, "Batch-mode Semi-supervised Active Learning for Statistical Machine Translation," in Computer Speech and Language: Special Issue on Speech-to-Speech Translation, ISSN 0885-2308, November 2011.

Elizabeth Boschee, Marjorie Freedman, Roger Bock, John Graettinger, and Ralph Weischedel, "Distillation at BBN - The AGILE System," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson, J. McCary (Eds.), Springer, pp. 626-631, 2011.

Elizabeth Boschee, Marjorie Freedman, Roger Bock, John Graettinger, and Ralph Weischedel, "Error Analysis and Future Directions for Distillation," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson, J. McCary (Eds.), Springer, pp. 727-734, 2011.

Marjorie Freedman, Elizabeth Boschee, and John Graettinger, "Using Structural Semantic Information for Language Understanding Problems," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson, J. McCary (Eds.), Springer, pp. 665-673, 2011.

Adria de Gispert, William Byrne, Jinxi Xu, Rabih Zbib, John Makhoul, Achraf Chalabi, Hazem Nader, Nizar Habash, and Fatiha Sadat, "Preprocessing Arabic for Arabic-English Statistical Machine Translation," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson, J. McCary (Eds.), Springer, pp. 135-144, 2011.

Roland Kuhn, Jean Senellart, Jeff Ma, Rabih Zbib, John Makhoul, Spyros Matsoukas, Richard Schwartz, Antti-Veikko Rosti, Archraf Chalabi, Loic Dugast, George Foster, Evgeny Matusov, Hazem Nader, Rami Safadi, Jens Stephan, Nicola Ueffing, and Jin Yang, "Serial System Combination for Integrating Rule-based and Statistical Machine Translation," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson, J. McCary (Eds.), Springer, pp. 361-374, 2011.

Jeff Ma, Elizabeth Boschee, and Marjorie Freedman, "Improving Answer Identification by Merging Distiller Responses," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson, J. McCary (Eds.), Springer, pp. 673-683, 2011.

S. Matsoukas, B. Zhang, J. Ma, T. Ng, L. Nguyen, F. Diehl, M. Gales, X. Liu, J. Park, M. Tomalin, P. Woodland, J. Gauvain, L. Lamel, A. Messaudi, P. Fousek, and J. Luo, "Optimizing Speech-to-Text System Combination for Machine Translation," in the Handbook of Natural Language Processing and Machine Translation, J. Olive, C. Christianson, and J. McCary (eds.), Springer, pp. 590-597, 2011.

Long Nguyen, Tim Ng, Rabih Zbib, John Makhoul, and Kham Nguyen, "Recognition Units in Arabic Automatic Speech Recognition," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson and J. McCary (Eds.), Springer, pp. 554-561, 2011.

R. Prasad, Prem Natarajan, D. Stallard, S. Saleem, S. Ananthakrishnan, S. Tsakalidis, C. Kao, F. Choi, R. Meermeier, M. Rawls, J. Devlin, K. Krstovski, and A. Challenner, "BBN TransTalk: Robust Multilingual Two-way Speech-to-Speech Translation for Mobile Platforms," in Computer Speech and Language: Special Issue on Speech-to-Speech Translation, ISSN 0885-2308, November 2011.

Lance Ramshaw, Elizabeth Boschee, Marjorie Freedman, Jessica MacBride, Ralph Weischedel, and Alex Zamanian, "SERIF Language Processing - Effective Trainable Language Understanding," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson, J. McCary (Eds.), Springer, pp. 636-644, 2011.

A.V. Rosti, E. Matusov, J. Smith, N. Ayan, J. Eisner, D. Karakos, S. Khundanpur, G. Leusch, Z. Li, S. Matsoukas, H. Ney, R. Schwartz, B. Zhang, and J. Zheng, "Confusion Network Decoding for MT System Combination," in the Handbook of Natural Language Processing and Machine Translation, J. Olive, C, Christianson, and J. McCary (eds.), Springer, pp. 333-361, 2011.

David Stallard, Rohit Prasad, Prem Natarajan, Fred Choi, Shirin Saleem, Ralf Meermeier, Kriste Krstovski, Shankar Ananthakrishnan, and Jacob Devlin, "The BBN TransTalk Speech-to-Speech Translation System," in Speech and Language Technologies, Intech, I. Ipsic (Ed.) pp. 31-52, 2011.

Ralph Weischedel, Eduard Hovy, Mitchell Marcus, Martha Palmer, Robert Belvin, Sameer Pradhan, Lance Ramshaw, and Nianwen Xue, "OntoNotes: A Large Training Corpus for Enhanced Processing," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson, J. McCary (Eds.), Springer, pp. 54-63, 2011.

Jinxi Xu and Roger Bock, "Combinations of Alternative Word Segmentations for Chinese Machine Translation," in Handbook of Natural Language Processing and Machine Translation: DARPA Global Autonomous Language Exploitation, J. Olive, C. Christianson, J. McCary (Eds.), Springer, pp. 152-156, 2011.

R. Zbib, M. Kayser, S. Matsoukas, J. Makhoul, H. Nader, H. Soliman, and R. Safadi, "Methods for Integrating Rule-based and Statistical Systems for Arabic to English Machine Translation," Machine Translation, pp. 1-17, September 2011.

Journal Papers

Libin Shen, Jinxi Xu, and Ralph Weischedel, "String-to-Dependency Statistical Machine Translation," Computational Linguistics, Vol. 36, No. 4, pp. 649-671, 2010.

Conference Papers

S. Ananthakrishnan, R. Prasad, and P. Natarajan, "An Unsupervised Boosting Technique for Refining Word Alignment," Proceedings of the IEEE Workshop on Spoken Language Technology (SLT), Berkeley, CA, December 2010.

S. Ananthakrishnan, R. Prasad, D. Stallard, and P. Natarajan, "Discriminative Sample Selection for Statistical Machine Translation," Proceedings of EMNLP: Conference on Empirical Methods in Natural Language Processing, pp. 626-635, Cambridge, MA, October 2010.

S. Ananthakrishnan, R. Prasad, and P. Natarajan, "Phrase Alignment Confidence for Statistical Machine Translation," Proceedings of Interspeech, pp. 2878-2881, Makuhari, Japan, September 2010.

S. Ananthakrishnan, R. Prasad, D Stallard, and P. Natarajan, "A Semi-supervised Batch-mode Active Learning Strategy for Improved Statistical Machine Translation," Proceedings of the 14th Conference on Computational Natural Language Learning (CoNLL), pp. 126-134, Uppsala, Sweden, July 2010.

I. Bulyko, "Speech Recognizer Optimization Under Speed Constraints," Proceedings of InterSpeech, pp 1497-1500, Makuhari, Japan, 2010.

H. Cao, R. Prasad, and P. Natarajan, "Improvements in HMM Adaptation for Handwriting Recognition Using Writer Identification and Duration Adaptation," Proceedings of the International Conference on Frontiers in Handwriting Recognition (ICFHR), Kolkata, India, 2010.

J. Chen, H. Cao, R. Prasad, A. Bhardwaj, and P. Natarajan, "Gabor Features for Offline Arabic Handwriting Recognition," Proceedings of the International Workshop on Document Analysis Systems (DAS), pp. 53-58, Boston, MA, 2010.

M. Freedman, E. Loper, E. Boschee, and R. Weischedel, "Empirical Studies in Learning to Read," Proceedings of NAACL 2010 Workshop on Formalisms and Methodology for Learning by Reading, pp. 61-69, June 2010.

J. Herrero, G. Kratkiewicz, and M. Rawls, "Using Java Native Interface to Enhance Speech and Language Understanding Systems," Proceedings of the 2010 JavaOne Conference, San Francisco, CA, September 2010.

J. Herrero, G. Kratkiewicz, and M. Rawls, "Using Java Native Interface to Enhance Speech and Language Understanding Systems," Proceedings of the 2010 JavaOne Conference, San Francisco, CA, September 2010.

E. MacRostie, R. Prasad, S. Rawls, M. Kamali, H. Cao, K. Subramanian, and P. Natarajan, "The BBN Document Analysis Service: A Platform for Multilingual Document Translation," Proceedings of the International Workshop on Document Analysis Systems (DAS), pp. 447-454, Boston, MA, 2010.

V. Manohar, M. Shreve, D. Goldgof, and S. Sarkar, "Modeling Facial Skin Motion Properties in Video and Its Application to Matching Faces across Expressions," Proceedings of the Twentieth International Conference on Pattern Recognition, pp. 2122-2125, Istanbul, Turkey, 2010.

P. Natarajan, P. Banerjee, F. Khan, and R. Nevatia, "Graphical Framework for Action Recognition Using Temporally Dense STIPs," Proceedings of the IEEE Workshop on Motion and Video Computing, pp. 1-8, Snowbird, UT, 2010.

P. Natarajan, V. Singh, and R. Nevatia, "Learning 3D Action Models from a Few 2D Videos for View Invariant Action Recognition," Proceedings of the Twenty Third IEEE Conference on Computer Vision and Pattern Recognition, pp. 2006-2013, San Francisco, CA, 2010.

P. Natarajan, P. Banerjee, and R. Nevatia, "Accurate Person Tracking Through Changing Poses for Multi-view Action Recognition," Proceedings of the Seventh Indian Conference on Computer Vision, Graphics, and Image Processing, Chennai, India, 2010.

T. Ng, B. Zhang, and L. Nguyen, "Jointly Optimized Discriminative Features for Speech Recognition," Proceedings of the InterSpeech 2010, Japan, September 2010.

S. Novotney and C. Callison-Burch, "Cheap, Fast, and Good Enough: Automatic Recognition with Non-expert Transcription," Proceedings of the 2010 Annual Conference of the North American Chapter of the Association for Computational Linguistics, pp. 207-215, Los Angeles, California, 2010.

S. Novotney and C. Callison-Burch, "Shared Task: Crowd Sourced Accessibility Elicitation of Wikipedia Articles," Proceedings of the NAACL HLT 2010 Workshop on Creating Speech and Language Data with Amazon's Mechanical Turk, pp. 41-44, Los Angeles, California, 2010.

R. Prasad, S. Tsakalidis, I. Bulyko, C-l Kao, and P. Natarajan, "Pashto Speech Recognition with Limited Pronunciation Lexicon," Proceedings of the International Conference on Acoustics, Speech, and Signal Processing (ICASSP), pp. 5086-5089, Dallas, TX, March 2010.

R. Prasad, A. Bhardwaj, K. Subramanian, H. Cao, and P. Natarajan, "Stochastic Segment Model Adaptation for Offline Handwriting Recognition," Proceedings of the Twentieth International Conference on Pattern Recognition (ICPR), pp. 1993-1996, Istanbul, Turkey, 2010.

R. Prasad, M. Kamali, D. Belanger, A.-V Rosti, S. Matsoukas, and P. Natarajan, "Consensus Network Based Hypotheses Combination for Arabic Offline Handwriting Recognition," Proceedings of the Twentieth International Conference on Pattern Recognition (ICPR), pp. 2861-2864, Istanbul, Turkey, 2010.

M. Raugus, V. Sridhar, R. Prasad, and P. Natarajan, "Multi-resolution Discriminative Models for Subvocalic Speech Recognition," Proceedings of Interspeech, pp. 2878-2881, Makuhari, Japan, September 2010.

A.-V.I. Rosti, B. Zhang, S. Matsoukas, and R. Schwartz, "BBN System Description for WMT10 System Combination Task," Proceedings of the Joint 5th Workshop on Statistical Machine Translation and MetricsMATR, pp. 321–326, Uppsala, Sweden, 2010.

L. Shen, B. Zhang, S. Matsoukas, J. Xu, and R. Weischedel, "Statistical Machine Translation with a Factorized Grammar," Proceedings of the 2010 Conference on Empirical Methods in Natural Language Processing, pp. 616-625, Cambridge, MA, October 2010.

M. Shreve, V. Manohar, D. Goldgof, and S. Sarkar, "Face Recognition Under Camouflage and Adverse Illumination," Proceedings of the IEEE Fourth International Conference on Biometrics: Theory, Applications and Systems, pp. 1-6, Crystal City, VA, 2010.

M. Siu, H. Gish, A. Chan, and W. Belfield, "Improved Topic Classification and Keyword Discovery Using an HMM-based Speech Recognizer Trained without Supervision," Proceedings of INTERSPEECH 2010, Makuhari, Japan, September 2010.

M. Siu, T. Vessenes, I. Bulyko, and O. Kimball, "Improved Named Entity Extraction from Conversational Speech with Language Model Adaptation," Proceedings of the IEEE Workshop on Spoken Language Technology, pp. 406-411, Berkeley, CA, December 2010.

V. Sridhar, R. Prasad, P. Natarajan, "Mutual Information Analysis for Feature and Sensor Subset Selection in Surface Electromyography Based Speech Recognition," Proceedings of Interspeech, pp. 2878-2881, Makuhari, Japan, September 2010.

D. Stallard, R. Prasad, S. Ananthakrishnan, F. Choi, S. Saleem, and P. Natarajan, "Evaluating Different Confirmation Strategies for Speech-to-Speech Translation Systems," Proceedings of the International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 5218-5221, Dallas, TX, March 2010.

K. Subramanian, V. Manohar, H. Cao, R. Prasad, and P. Natarajan, "Subword-based Stochastic Segment Modeling for Offline Arabic Handwriting Recognition," Proceedings of the First International Workshop on Frontiers in Arabic Handwriting Recognition, Istanbul, Turkey, 2010.

J. Xu and A.-V.I. Rosti, "Combining Unsupervised and Supervised Alignments for MT: An Empirical Study," Proceedings of the 2010 Conference on Empirical Methods in Natural Language Processing, pp. 667–673, Cambridge, MA, October 2010.

R. Zbib, S. Matsoukas, R. Schwartz, and J. Makhoul, "Decision Trees for Lexical Smoothing in Statistical Machine Translation," Proceedings of the ACL 2010: Joint Fifth Workshop on Statistical Machine Translation and MetricsMATR, pp. 428-437, Uppsala, Sweden, 2010.

Book Chapters

Marjorie Freedman, Alex Baron, and Ralph Weischedel, "Language Understanding Technology for Cross Cultural Decision Making," in Advances in Cross-Cultural Decision Making, D. Schmorrow and D. Nicholson (Eds.), CRC Press, pp. 395-406, 2011.

Pradeep Natarajan and Ramakant Nevatia, "Graphical Models for Representation and Recognition of Human Actions," in Machine Learning for Human Motion Analysis: Theory and Practice, L. Wang, L. Cheng, and G. Zhao (Eds.), pp. 31-54, 2010.

Journal Papers

S. Ananthakrishnan and S. Narayanan, "Unsupervised Adaptation of Categorical Prosody Models for Prosody Labeling and Speech Recognition," IEEE Transactions on Audio, Speech, and Language Processing, Vol. 17, No. 1, pp. 138-149, 2009.

Pradeep Natarajan and R. Nevatia, "Graphical Models for Representation and Recognition of Human Actions," Machine Learning for Human Motion Analysis: Theory and Practice, L. Wang, L. Cheng, G. Zhao (Eds.), ISBN 978-1- 60566-900-7, 2009.

V. Rangarajan Sridhar, S. Bangalore, and S. Narayanan, "Combining Lexical, Syntactic, and Prosodic Cues for Improved Online Dialog Act Tagging," Computer Speech & Language, Vol. 23, No. 4, pp. 407-422, 2009.

M. Siu, Y. Xi, and H. Gish, "Discriminatively Trained GMM’s for Language Classification Using Boosting Methods," IEEE Transactions on Audio, Speech, and Language Processing, Vol. 17, No. 1, pp. 187-197, 2009.

J. Tu, Y. Fu, and T. Huang, "Locating Nose-tips and Estimating Head Poses in Images by Tensorposes," IEEE Transactions on Circuits and Systems for Video Technology (T-CSVT), Volume 19, No. 1, pp. 90-102, January 2009.

Conference Papers

S. Ananthakrishnan, R. Prasad, and Prem Natarajan, "Alignment Entropy as an Automated Predictor of Bitext Fidelity for Statistical Machine Translation," 7th International Conference on Natural Language Processing (ICON '09), Hyderabad, India, December 2009.

H. Cao, R. Prasad, and Prem Natarajan, "A Stroke Regeneration Method for Cleaning Rule-lines in Handwritten Document Images," First International Workshop on Multilingual OCR, Barcelona, Spain, July 2009.

H. Cao, R. Prasad, Prem Natarajan, and V. Govindaraju, "Nested State Indexing in Pairwise Markov Networks for Fast Handwritten Document Image Rule-line Removal," IEEE International Conference on Image Processing, Egypt, November 2009.

H. Cao, R. Prasad, S. Saleem, and Prem Natarajan, "Unsupervised HMM Adaptation Using Page Style Clustering," International Conference on Document Analysis and Recognition (ICDAR), Barcelona, Spain, July 2009.

H. Gish, M. Siu, A. Chan, and W. Belfield, "Unsupervised Training of an HMM-based Speech Recognizer for Topic Classification," Proceedings of the 10th Annual Conference of the International Speech Communication Association (Interspeech 2009), pp. 1935-1938, Brighton, UK, September 2009.

G. Guo, G. Mu, and Y. Fu, "Gender from Body: A Biologically Inspired Approach with Manifold Learning," The Ninth Asian Conference on Computer Vision (IEEE ACCV '09), Xi'an, China, 2009.

G. Guo, G. Mu, Y. Fu, C. Dyer, and T. Huang, "A Study on Automatic Age Estimation Using a Large Database," IEEE International Conference on Computer Vision (IEEE ICCV '09), Kyoto, Japan, 2009.

G. Guo, G. Mu, Y. Fu, T. Huang, "Human Age Estimation Using Bio-inspired Features," IEEE Conference on Computer Vision and Pattern Recognition (IEEECVPR '09), Miami, FL, 2009.

G. Guo, C. R. Dyer, Y. Fu, and T. Huang, "Is Gender Recognition Affected by Age?," IEEE International Conference on Computer Vision (IEEE ICCV'09), Workshop on Human Computer Interaction (HCI), Kyoto, Japan, 2009.

S. Matsoukas, A.-V.I Rosti, and B. Zhang, "Discriminative Corpus Weight Estimation for Machine Translation," Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing, pp. 708­717, Singapore, August 2009.

Pradeep Natarajan, P. Banerjee, F. Khan, and R. Nevatia, "Graphical Framework for Action Recognition Using Temporally Dense STIPs," IEEE Workshop on Motion and Video Computing, Snowbird, UT, December 2009.

Prem Natarajan, K. Subramanian, A. Bhardwaj, and R. Prasad, "Stochastic Segment Modeling for Offline Handwriting Recognition," International Conference on Document Analysis and Recognition (ICDAR), Barcelona, Spain, July 2009.

T. Ng, K. Nguyen, R. Zbib, and L. Nguyen, "Improved Morphological Decomposition for Arabic Broadcast News Transcription," Proceedings of the International Conference on Acoustics, Speech, and Signal Processing, pp. 4309-4312, Taipei, Taiwan, April 2009.

L. Nguyen, T. Ng, K. Nguyen, R. Zbib, and J. Makhoul, "Lexical and Phonetic Modeling for Arabic Automatic Speech Recognition," Proceedings of the 10th Annual Conference of the International Speech Communication Association (Interspeech ’09), pp. 712-715, Brighton, UK, September 2009.

S. Novotney, R. Schwartz, and J. Ma, "Unsupervised Acoustic and Language Model Training with Small Amounts of Labeled Data," Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2009), pp. 4297-4300, Taipei, China, April 2009.

A.-V.I Rosti, B. Zhang, S. Matsoukas, and R. Schwartz, "Incremental Hypothesis Alignment with Flexible Matching for Building Confusion Networks: BBN System Description for WMT09 System Combination Task," Proceedings of the Fourth Workshop on Statistical Machine Translation, pp. 61-65, Athens, Greece, March 2009.

S. Saleem, H. Cao, K. Subramanian, M. Kamali, R. Prasad, and Prem Natarajan, "Improvements in BBN's HMM-based Offline Handwriting Recognition System," International Conference on Document Analysis and Recognition (ICDAR), Barcelona, Spain, July 2009.

L. Shen, J. Xu, B. Zhang, S. Matsoukas, and R. Weischedel, "Effective Use of Linguistic and Contextual Information for Statistical Machine Translation," Proceedings of Conference on Empirical Methods in Natural Language Processing, pp. 72-80, Singapore, 2009.

M. Snover, N. Madnani, B. Dorr, and R. Schwartz, "Adequacy, or HTER? Exploring Different Human Judgments with a Tunable MT Metric," Proceedings of the Fourth Workshop on Statistical Machine Translation, pp. 259-268, Athens, Greece, March 2009.

V. Sridhar, S. Bangalore, and S. Narayanan, " Combining Lexical, Syntactic, and Prosodic Cues for Improved Online Dialog Act Tagging," Computer Speech & Language, Volume 23, Issue 4, pp. 407-422, October 2009.

Journal Papers

J. Tu, Y. Fu, and T. Huang, "Locating Nose-Tips and Estimating Head Poses in Images by Tensorposes, " IEEE Transactions on Circuits and Systems for Video Technology, Vol. 19, No. 1, pp. 1-13, January 2009.

Y. Fu, Z. Li, J. Yuan, Y. Wu, and T. Huang, "Locality Versus Globality: Query-Drive Localized Linear Models for Facial Image Computing," IEEE Transactions on Circuits and Systems for Video Technology, Vol. 18, No. 12, pp. 1741-1752, December 2008.

P. Natarajan, S. Saleem, R. Prasad, E. MacRostie, and K. Subramanian, "Multilingual Offline Handwriting Recognition Using Hidden Markov Models: A Script-Independent Approach," Springer Lecture Notes in Computer Science, Vol. 4768, pp. 231-250, 2008.

P. Natarajan, R. Prasad, K. Subramanian, S. Saleem, F. Choi, and R. Schwartz, “Finding Structure in Noisy Text: Topic Classification and Unsupervised Clustering,” International Journal on Document Analysis & Recognition, Vol. 10, pp. 187-198, 2007.

S. Pradhan, W. Ward, and J. Martin, "Toward Robust Semantic Role Labeling," Computational Linguistics, Vol. 34, No. 2, pp. 289-310, June 2008.

S. Pradhan, E. Hovy, M. Marcus, M. Palmer, L. Ramshaw, and R. Weischedel, "Ontonotes: A Unified Relational Semantic Representation," International Journal of Semantic Computing, Vol. 1, No. 2, pp. 405-419, 2007.

V. Punyakanok, D. Roth, and W. Yih, "The Importance of Syntactic Parsing and Inference in Semantic Role Labeling," Computational Linguistics, Vol. 34, No. 2, pp. 257-287, June 2008.

L. Shen, L. Champollion, and A. Joshi, "LTAG-spinal and the Treebank: A New Resource for Incremental Dependency and Semantic Parsing," Language Resources and Evaluation, Vol. 42, No. 1, pp. 1-19, March 2008.

J. Au-Yeung and M. Siu, "Evaluation of the Robustness of the Polynomial Segment Models to Noisy Environments with Unsupervised Adaptation," Speech Communication, Vol. 50, pp. 769-781, 2008.

Conference Papers

A. Baron and M. Freedman, "Who Is Who and What Is What: Experiments in Cross-Document Co-Reference," Proceedings of 2008 Conference on Empirical Methods in Natural Language Processing, pp. 274-284, Honolulu, HI, 2008.

F. Choi, S. Tsakalidis, S. Saleem, K. Krstovski, C.-L. Kao, R. Meermeier, C. Moran, K. Subramanian, R. Prasad, P. Natarajan, and D. Stallard, "Recent Improvements in BBN’s English/Iraqi Speech-to-Speech Translation System," IEEE/ACL Workshop on Spoken Language Technology (SLT 2008), Goa, India, December 2008.

C.-L. Kao, S. Saleem, R. Prasad, F. Choi, P. Natarajan, D. Stallard, K. Krstovski, and M. Kamali, "Rapid Development of an English/ Farsi S2S Translation System," International Workshop on Spoken Language Translation (IWSLT 2008), Hawaii, October 2008.

K. Krstovski, E. MacRostie, R. Prasad, and P. Natarajan, "End-to-End Trainable Thai OCR System Using Hidden Markov Models," Eighth IAPR Workshop on Document Analysis Systems (DAS 2008), Nara, Japan, September 2008.

K. Krstovski, M. Decerbo, R. Prasad, D. Stallard, S. Saleem, and P. Natarajan, "A Wearable Headset Speech-to-Speech Translation System," ACL-08: HLT Workshop on Mobile Language Processing, pp. 10-12, Columbus, OH, USA, March 2008.

E. MacRostie, J. Watson, and P. Natarajan, "Comparison of Spoken and Visual Natural Language Content in Video," AAAI Fall Symposium, Arlington, VA, November 2008.

R. Prasad, C. Moran, F. Choi, S. Saleem, R. Meermeier, C.-L. Kao, D. Stallard, and P. Natarajan, "Name Aware Speech-to-Speech Translation for English/Iraqi," IEEE/ACL Workshop on Spoken Language Technology (SLT 2008), Goa, India, December 2008.

D. Liu, S. McVeety, R. Prasad, and P. Natarajan, "Semi-Supervised Topic Classification for Low Resource Languages," IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Las Vegas, NV, March 2008.

R. Prasad, S. Saleem, M. Kamali, R. Meermeier, and P. Natarajan, "Improvements in Hidden Markov Model Based Arabic OCR," International Conference on Pattern Recognition, Tampa, FL, December 2008.

R. Prasad, S. Saleem, E. MacRostie, P. Natarajan, and M. Decerbo, "Multi-Frame Combination for Robust Videotext Recognition," IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Las Vegas, NV, March 2008.

A.-V.I Rosti, B. Zhang, S. Matsoukas, and R. Schwartz, "Incremental Hypothesis Alignment for Building Confusion Networks with Application to Machine Translation System Combination," Proceedings of the Third Workshop on Statistical Machine Translation, pp. 183-186, Columbus, OH, June 2008.

L. Shen, J. Xu and R. Weischedel, "A New String-to-Dependency Machine Translation Algorithm with a Target Dependency Language Model," Proceedings of the 46th Annual Meeting of the Association for Computational Linguistics (ACL), Columbus, OH, 2008.

L. Shen and A. K. Joshi, "LTAG Dependency Parsing with Bidirectional Incremental Construction." Proceedings of Conference on Empirical Methods in Natural Language Processing (EMNLP). Hawaii, 2008

D. Stallard, C.-L. Kao, K. Krstovski, D. Liu, P. Natarajan, F. Choi, R. Prasad, S. Saleem, and K. Subramanian, "Recent Improvements and Performance Analysis of ASR and MT in a Speech-to-Speech Translation System," IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Las Vegas, NV, March 2008.

K. Subramanian, R. Prasad, E. MacRostie, and P. Natarajan, "Robust Named Entity Detection in Videotext Using Character Lattices," IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Las Vegas, NV, USA, March 2008.

Book Chapters

W. Kamersell and M. Dean, "Conceptual Search: Incorporating Geospatial Data into Semantic Queries," in The Geospatial Web: How Geobrowsers, Social Software and the Web 2.0 Are Shaping the Network Society, A. Scharl and K. Tochtermann (Eds.), Springer, pp. 47-54, 2007.

Journal Papers

Datsutoshi Ohtsuki and Long Nguyen,"Incremental Language Modeling for Automatic Transcription of Broadcast," IEICE Transactions on Information and Systems, vol. E90-D, no. 2, pp. 526-532, 2007.

Conference Papers

I. Bulyko, M. Ostendorf, M. Siu, T. Ng, Andreas Stolcke, Özgür Çetin, "Web Resources for Language Modeling in Conversational Speech Recognition," ACM Transactions on Speech and Language Processing, Volume 5, Issue 1, pp. 1-25, December 2007.

I. Bulyko, S. Matsoukas, R. Schwartz, L. Nguyen and J. Makhoul, "Language Model Adaptation in Machine Translation from Speech," Proceedings of ICASSP, vol. IV, pp. 117-120, 2007.

S. Matsoukas, I. Bulyko, B. Xiang, K. Nguyen, R. Schwartz and J. Makhoul, "Integrating Speech Recognition and Machine Translation," Proceedings of ICASSP, vol. IV. pp 1281-1283, 2007.

P. Natarajan, R. Prasad, K. Subramanian, S. Saleem, and R. Schwartz, "Finding Structure in Noisy Text:Topic Classification and Unsupervised Clustering," Special Issue of Springer International Journal on Document Analysis and Recognition (IJDAR) on Noisy Text Analytics, Vol. 10, No. 3-4, pp. 187-198, December 2007.

R. Prasad, P. Natarajan, K. Subramanian, S. Saleem, and R. Schwartz, "Finding Structure in Noisy Text: Topic Classification and Unsupervised Clustering," IAPR International Joint Conference on Artificial Intelligence (IJCAI-2007) Workshop on Analytics for Noisy Unstructured Text Data, pp. 3-8, Hyderabad, India, Jan 8, 2007.

R. Prasad, K. Krstovski, F. Choi, S. Saleem, P. Natarajan, M. Decerbo, and D. Stallard, "Real-time Speech-to-Speech Translation for PDAs," IEEE Conference on Portable Devices (Portable’07), pp. 1-5, Orlando, FL, March 25-29, 2007.

H. Cao, R. Prasad, P. Natarajan, E. MacRostie, and V. Govindraju, "Page Segmentation Based on Smearing and Error Correction Unifying Top-down and Bottomup Approaches," International Conference on Document Analysis and Recognition (ICDAR), Brazil, September 23-26, 2007.

A.-V.I. Rosti, N.F. Ayan, B. Xiang, S. Matsoukas, R. Schwartz, and B.J. Dorr, "Combining Outputs from Multiple Machine Translation Systems," Proceedings of the North American Chapter of the Association for Computational Linguistics Conference on Human Language Technologies, pp. 228–235, Rochester, NY, April 22-27, 2007.

A.-V.I. Rosti, S. Matsoukas, and R. Schwartz, "Improved Word-Level System Combination for Machine Translation," Proceedings of the 45th Annual Meeting of the Association of Computational Linguistics, pp. 312–319, Prague, Czech Republic, June 24-29, 2007.

S. Saleem, K. Subramanian, R. Prasad, D. Stallard, C. Kao, P. Natarajan, and R. Suleiman, "Improvements in Machine Translation for English/Iraqi Speech Translation," Proceedings of the 8th Annual Conference of the International Speech Communication Association (Interspeech 2007), pp. 2445-2448, Antwerp, Belgium, August 27-31, 2007.

L. Shen, G. Satta, and A. K. Joshi, "Guided Learning for Bidirectional Sequence Classification," Proceedings of the 45th Annual Meeting of the Association for Computational Linguistics (ACL), pp. 760-767, Prague, Czech Republic, June 23-30, 2007.

D. Stallard, F. Choi, C. Kao, K. Krstovski, P. Natarajan, R. Prasad, S. Saleem, and K. Subramanian, "The BBN 2007 Displayless English/Iraqi Speech-to-Speech Translation System," Proceedings of the 8th Annual Conference of the International Speech Communication Association (Interspeech 2007), pp. 2817-2821, Antwerp, Belgium, August 27-31, 2007.

K. Subramanian, P. Natarajan, M. Decerbo, and D. Castanon, "Character-Stroke Detection for Text-Localization and Extraction," International Conference on Document Analysis and Recognition (ICDAR), pp. 33-37, Brazil, September 23-26, 2007.

K. Subramanian, D. Stallard, R. Prasad, S. Saleem, and P. Natarajan, "Semantic Translation Error Rate for Evaluating Translation Systems," Proceedings of 2007 IEEE Automatic Speech Recognition and Understanding Workshop (ASRU’07), Kyoto, Japan, December 9-13, 2007.

K. Subramanian, R. Prasad, P. Natarajan, and R. Schwartz, "Optimal Estimation of Rejection Thresholds for Topic Spotting," IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), pp. IV-81-IV-84, Honolulu, Hawaii, USA, April 15-20, 2007.

S. Tsakalidis and S. Matsoukas, "Bayesian Adaptation in HMM Training and Decoding Using a Mixture of Feature Transforms," In IEEE Workshop on Automatic Speech Recognition and Understanding, Kyoto, Japan, 2007.

Book Chapters

Bernhard Suhm, "IVR Usability Engineering Using Guidelines and Analyses of End-to-End Calls," in Human Factors and Voice Interactive Systems, Second Edition, Chapter 1, D. Gardner-Bonneau and H.E. Blanchard (eds.), Springer Science, 2007.