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AU-KBC RESEARCH CENTRE

Language Technologies and Knowledge Discovery Group

Selected Publications

Year 2012:

Journal Articles:

1. Vijay Sundar Ram and Sobha Lalitha Devi. (2012). "Coreference Resolution using Tree-CRF", In A. Gelbukh (ed), Computational Linguistics and Intelligent Text Processing, Springer LNCS Vol. 7181/2012 pp 285 - 296.

Conference Papers:

2. Vijay Sundar Ram, Bakyavathi T, Sobha Lalitha Devi (2012). "Anaphora-antecedent annotation in Indian Language using PALINKA", presented in 40th All India conference for Dravidian Linguistics held at CALTS, School Of Humanities, University Of Hyderabad.

3. Sindhuja Gopalan, Bakyavathi T, Vijay Sundar Ram, Sobha Lalitha Devi. (2012). "Analysis of 'genetive drop' in Tamil-Hindi machine translation", presented in 40th All India conference for Dravidian Linguistics held at CALTS, School Of Humanities, University Of Hyderabad. (Received Best Paper Award)

4. Akilandeswari A, Sobha Lalitha Devi. (2012). "Analysis of Tamil pronominals", presented in 40th All India conference for Dravidian Linguistics held at CALTS, School Of Humanities, University Of Hyderabad.

5. Lakshmi S, Anitha S.Pillai, Sobha Lalitha Devi. (2012). "Morphological Analysis of Malayalam words using paradigm approach and FSA", presented in 40th All India conference for Dravidian Linguistics held at CALTS, School Of Humanities, University Of Hyderabad.

6. Pattabhi R K Rao, Sobha Lalitha Devi. (2012). "Semantic Representation of Tamil Text using Conceptual Graphs", presented in 40th All India conference for Dravidian Linguistics held at CALTS, School Of Humanities, University Of Hyderabad.

7. Vijay Sundar Ram R, Bakiyavathi T, Sindhujagopalan R, Amudha K and Sobha Lalitha Devi. (2012). "Tamil Clause Boundary Identification: Annotation and Evaluation", In Proceedings of LREC 2012, Istanbul

8. Akilandeswari A, Bakiyavathi T and Sobha Lalitha Devi. (2012). "Difficult Pronominal in Tamil", In Proceedings of LREC 2012, Istanbul

9. Malarkodi C.S and Sobha Lalitha Devi.(2012). "A Deeper Look into Features for NE Resolution in Indian Languages", In Proceedings of LREC 2012, Istanbul

Year 2011:

Books:

10. Iris Hendrickx, Sobha Lalitha Devi, António Horta Branco, Ruslan Mitkov (eds.) 2011. "Anaphora Processing and Applications", LNCS, Springer Berlin/Heidelberg, Vol.7099

11. Iris Hendrickx, Sobha Lalitha Devi, António Branco and Ruslan Mitkov (eds.), 2011. "Proceedings of the 8th Discourse Anaphora and Anaphor Resolution Colloquium (DAARC2011)"

12. Dipti Misra Sharama, Rajeev Sangal and Sobha L (eds.), 2011. "Proceedings of the 9th International Conference on Natural Language Processing (ICON, 2011)"

Journal Articles:

13. Menaka S., Pattabhi R. K. Rao, Sobha Lalitha Devi. (2011). "Automatic Identification of Cause-Effect Relations in Tamil Using CRFs", In A. Gelbukh (ed), Springer LNCS Vol. 6608/2011 pp 316-327

14. Sobha Lalitha Devi, Pralayankar P., Kavitha V., Menaka S. (2011). "Translation of Hindi Se to Tamil in a MT syatem", In Chandan Singh .et .al (ed), Information Systems for Indian Languages, Springer Berlin/Heidelberg, CCIS, 2011, Vol. 139, Part-2, ISBN - 978-3-642-19402-3 pp 246-249

15. Sobha Lalitha Devi and Menaka S. (2011). "Semantic Representation of Causality", In Kommaluri Vijayanand, and L. Ramamoorthy, (ed), LANGUAGE IN INDIA, Vol. 11, ISSN 1930-2940

16. Sankar K., Vijay Sundar Ram R. and Sobha Lalitha Devi. (2011). "Text Extraction for an Agglutinative Language", In Kommaluri Vijayanand, and L. Ramamoorthy, (ed), LANGUAGE IN INDIA, Vol. 11, ISSN 1930-2940

17. Vijay Sundar Ram R. and Pattabhi R.K. Rao and Sobha Lalitha Devi. (2011). "Identification of Different Feature Sets for NER Tagging Using CRFs and Its Impact", In Kommaluri Vijayanand, and L. Ramamoorthy, (ed), LANGUAGE IN INDIA, Vol. 11, ISSN 1930-2940

Conference Papers:

18. Sobha Lalitha Devi, Vijay Sundar Ram and Pattabhi RK Rao. (2011). "Resolution of Pronominal Anaphors using Linear and Tree CRFs", In Proceedings of 8th DAARC, Faro, Portugal

19. Sobha Lalitha Devi.,Pattabhi Ramakrishna Rao, Vijay Sundar Ram, Malarkodi.C.S, and Akilandeswari , A. (2011). "Hybrid Approach for Coreference Resolution", In Proceedings of 15th Conference on Computational Natural Language Learning: Shared Task, pp 93-96, Portland, Oregon

20. Ananth Ramakrishnan A and Sobha Lalitha Devi. (2011). "Automatic Generation of Tamil Lyrics for a Given Melody", In Proceedings of International Symposium Frontiers of Research on Speech and Music & Computer Music Modeling and Retrieval (FRSM/CMMR-2011), March 09-12, Bhubaneswar, Orissa

Year 2010:

Journal Articles:

21. Sobha Lalitha Devi, R. Vijay Sundar Ram, Pravin Pralayankar, T. Bakiyavathi. (2010). "Syntactic Structure Transfer in a Tamil to Hindi MT System - A Hybrid Approach", In A. Gelbukh (ed), Computational Linguistics and Intelligent Text Processing, Springer LNCS Vol. 6008/2010 pp 438 - 450

22. Pravin Pralayankar and Sobha Lalitha Devi. (2010). "Anaphora Resolution Algorithm for Sanskrit", Sanskrit Computational Linguistics,Springer LNAI, Vol. 6465, pp. 209 - 217

Conference Papers:

23. Sobha Lalitha Devi, Pravin Pralayankar, S. Menaka, T. Bakiyavathi,R. Vijay Sundar Ram, and V. Kavitha. (2010). "Verb Transfer in a Tamil to Hindi Machine Translation System", In Proceedings of International Conference on Asian Language Processing (IALP), Harbin, China, Dec 28-30,2010, pp. 261 - 264

24. Sobha Lalitha Devi, V. Kavitha, Pravin Pralayankar, S. Menaka, T. Bakiyavathi,and R. Vijay Sundar Ram. (2010). "Nominal Transfer from Tamil to Hindi", In Proceedings of International Conference on Asian Language Processing (IALP), Harbin, China, Dec 28-30,2010, pp. 270 - 273

25. R. Vijay Sundar Ram, A. Akilandeswari, and Sobha Lalitha Devi. (2010). "Linguistic Features for Named Entity Recognition Using CRFs", In Proceedings of International Conference on Asian Language Processing (IALP), Harbin, China, Dec 28-30,2010, pp. 158 - 161

26. Pattabhi R K Rao and Sobha Lalitha Devi. (2010). "How to Get the Same News from Different Language News Papers", In Proceedings of Fourth International Workshop on Cross Lingual Information Access, Coling, Beijing, 28th August 2010, pp 11 - 15

27. Vijay Sundar Ram R. and Sobha Lalitha Devi. (2010). "Noun Phrase Chunker Using Finite State Automata for an Agglutinative Language", Proceedings of the Tamil Internet - 2010 at Coimbatore, India, June 23-27, pp. 218 - 224

28. Sobha Lalitha Devi, Pattabhi R K Rao T. and Vijay Sundar Ram R. (2010). "Searchko - The King of Search for Tamil Web Documents", Proceedings of the Tamil Internet - 2010 at Coimbatore, India, June 23 -27, pp. 781 - 785

29. Ananth Ramakrishnan A. and Sobha Lalitha Devi. (2010). "An alternate approach towards meaningful lyric generation in Tamil", Proceedings of the Workshop on Computational Approaches to Linguistic Creativity (CALC 2010), Association for Computational Lingusitics (ACL), LA, USA, pp.31-39.

30. Sobha Lalitha Devi and Pattabhi R K Rao T. (2010). "Hybrid Approach for POS Tagging for Relatively Free Word Order Languages", In the Proceedings of Knowledge Sharing Event on Part-Of-Speech Tagging, 25-26th March, 2010, LDC-IL, CIIL, Mysore.

31. Vijay Sundar Ram R, Menaka S and Sobha Lalitha Devi. (2010). "Tamil Morphological Analyser", In "Morphological Analysers and Generators" (ed.) Mona Parakh, LDC-IL, Mysore, pp. 1 -18.

32. Menaka S, Vijay Sundar Ram and Sobha Lalitha Devi. (2010). "Morphological Generator for Tamil", In "Morphological Analysers and Generators" (ed.) Mona Parakh, LDC-IL, Mysore, pp. 82 -96.

33. Vijay Sundar Ram and Sobha Lalitha Devi.(2010). "Malayalam Stemmer", In "Morphological Analysers and Generators" (ed.) Mona Parakh, LDC-IL, Mysore, pp. 105 -113.

34. Pattabhi R K Rao T and Sobha L. (2010). "AU-KBC FIRE2010 Submission - Cross Lingual Information Retrieval Track: Tamil- English", In the Working Notes of Forum for Information Retrieval (FIRE) 2010, 19-21, February 2010, DAIICT, Gandhinagar, Gujarat, India.

Year 2009:

Books:

35. Sobha Lalitha Devi, António Horta Branco, Ruslan Mitkov (eds.) 2009. "Anaphora Processing and Applications", LNCS, Springer Berlin/Heidelberg, Vol.5847

36. Sobha Lalitha Devi, António Branco and Ruslan Mitkov (eds.), 2009. "Proceedings of the 7th Discourse Anaphora and Anaphor Resolution Colloquium (DAARC2009)"

Journal Articles:

37. Sobha Lalitha Devi, Sankar Kuppan, Kavitha Venkataswamy and Pattabhi R.K. Rao(2009). "Identification of Similar Documents Using Coherent Chunks", Anaphora Processing and Applications, LNCS, Springer Berlin/Heidelberg, Vol.5847, pp.54-68.

38. Menaka S and Sobha L. (2009). "Optimising the Tamil Morphological Analyser", PIMT Journal of Research, Patiala, Vol.2. No.1, March-April 2009, pp.13-16.

39. Pralayankar P, Kavitha V and Sobha L.(2009). "Case Marking Pattern from Hindi to Tamil MT", PIMT Journal of Research, Patiala, Vol.2. No.1, March-April 2009, pp.26-31.

40. Vijay Sundar Ram R, T. Bakiyavathi and Sobha L (2009). "Tamil Clause Identifier", PIMT Journal of Research, Patiala, Vol.2. No.1, March-April 2009, pp.42-46.

Conference Papers:

41. Girish Nath Jha, Sobha L, Diwakar Mishra (2009). "Discourse Anaphora and Resolution Techniques in Sanskrit", In 7th Discourse Anaphora and Anaphora Resolution Colloquium, Goa, India, Nov 5-6, pp. 136 - 150

42. Pralayankar P. (2009). "Sanskrit Adverbs: From Sanskrit to Modern Linguistics", presented in Malayalam Grammatical Theories: Tradition to the Present, Kerala University, Trivandrum

43. Sankar K, Sobha L. (2009). "An Approach to High Entropy Text Summarization", NAACL HLT-2009, Third International Workshop on Cross Lingual Information Access (CLIAWS3 2009), Boulder, CO, USA.

44. Ananth Ramakrishnan, Sankar K, Sobha L. (2009). "Automaic Generation of Tamil Lyrics for Melodies", NAACL HLT-2009, Workshop on Computational Approaches to Linguistic Creativity (CALC 2009), Boulder, CO, USA.

Year 2008:

Book Chapters:

45. Sobha, L. (2008). "Anaphora Resolution Using Named Entity and Ontology", The Second Workshop on Anaphora Resolution (WAR II), Ed Christer Johansson, NEALT Proceedings Series, Vol. 2 (2008) Estonia. pp.91-96

Journal Articles:

46. Vijay Sundar Ram R. and Sobha Lalitha Devi. (2008). "Clause Boundary Identification Using Conditional Random Fields", In A. Gelbukh (ed), Computational Linguistics and Intelligent Text Processing, Springer LNCS Vol. 4919/2008, pp. 140-150.

Conference Papers:

47. Pattabhi R. K. Rao and Sobha L (2008). "AU-KBC FIRE2008 Submission - Cross Lingual Information Retrieval Track: Tamil-English", First Workshop of the Forum for Information Retrieval Evaluation (FIRE), Kolkata. pp 1-5.

48. Menaka S, Vijay Sundar Ram R, Pattabhi Ramakrishna Rao and Sobha L. (2008). "Issues with Encoding Schemes in Natural Language Processing",International Conference on Asain Language Processing (IALP), Thailand. pp 22-28.

49. Pattabhi R K Rao T and Sobha L (2008). "Identifying Similar and Co-referring Documents Across Languages", In Proceedings of International Joint Conference on Natural Language Processing Workshop on Cross Lingual Information Access (CLIA- 2008), Hyderabad, India. pp. 10 -17.

50. Vijay Sundar Ram R. and Sobha L., (2008). "Clause Boundary Identification Using Conditional Random Fields", In Proceedings of 9th International Conference on Intelligent Text Processing and Computational Linguistics, Haifa, Israel.

51. Sankar K. (2008) "An Efficient Graph Based Ranking Algorithm for Text Extraction", 6th International Conference on Natural Language Processing(ICON2008), Pune, India. (Student Paper ).

52. Jha G N, Sobha L, Mishra D, Singh S K, Pralayankar P. (2008). "Anaphors in Sanskrit", Proceedings of the Second Workshop on Anaphora Resolution(WAR II), NEALT Proceedings Series, Vol. 2, pp.11-25.

53. Sobha L and Pralayankar P. (2008). "Algorithm for Anaphor Resolution in Sanskrit", Paper selected for 2nd Sanskrit Computational Linguistics Symposium, Brown University, USA,.

54. Menaka S, (2008). "Anaphors in French", International Workshop on Referential Entity Resolution, MIT, Anna university, Chennai, India.

55. Sobha L and Pralayankar P. (2008). "Discourse Anaphor in Sanskrit", International Workshop on Referential Entity Resolution, MIT, Anna University, Chennai, India.

56. Mohammad Afraz and Sobha L (2008). "English to Dravidian Language Machine Transliteration: A Statistical Approach Based on N-grams", In the Proceedings of International Seminar on Malayalam and Globalization, Trivandrum, Kerala.

57. Vijayakrishna R and Sobha L (2008). "Domain focused Named Entity Recognizer for Tamil using Conditional Random Fields", In Proceedings of International Joint Conference on Natural Language Processing Workshop on NER for South and South East Asian Languages, Hyderabad, India. pp. 59 - 66.

Till 2007:

Book Chapters:

58.Narayana Murthi, K.N, Sobha, L, Muthukumari, B (2007) "Pronominal Resolution in Tamil Using Machine Learning Approach" The First Workshop on Anaphora Resolution (WAR I),Ed Christer Johansson, Cambridge Scholars Publishing, 15 Angerton Gardens, Newcastle, NE5 2JA, UK pp.39-50

Conference Papers:

59. Vijay Sundar Ram R and Sobha L. (2007). "Automatic Identification of Semantic Arguments" Fifth Malaysia International Conference on Languages, Literatures, and Cultures (MICOLLAC ’07) Malaysia.

60. Sobha, L . (2007). "Resolution of Pronominals in Tamil", Computing Theory and Application, The IEEE Computer Society Press, Los Alamitos, CA, pp. 475-79

61. R K Rao Pattabhi, L Sobha, and Amit Bagga. (2007). "Multilingual cross-document co-referencing". In the Proceedings of 6th Discourse Anaphora and Anaphor Resolution Colloquium (DAARC), Portugal.pp. 115-119

62. Pattabhi R K Rao T, Vijay Sundar Ram R, Vijayakrishna R and Sobha L. (2007). "A Text Chunker and Hybrid POS Tagger for Indian Languages". In the Proceedings of IJCAI Workshop on Shallow Parsing for South Asian Languages, Hyderabad. pp. 9-12.

63. Sobha L and Vijay Sundar Ram R. (2007). "Multilingual Place Name Tagger for Indian Languages", In the Proceedings of IJCAI Workshop on Cross Lingual Information Access (CLIA ) - Addressing the Information Need of Multilingual Societies, Hyderabad. pp 34 - 39.


64. Sobha L, Pattabhi Rama Krishna Rao, Amit Bagga. (2006)."Multilingual Cross-document Co-referencing", presented in 34th All India conference for Dravidian Linguistics held at International School of Dravidian Linguistics , Trivandrum.

65. Sobha. L, Arulmozhi. P. (2006). "Translingual Information Accessor Using Information Extraction - English to Tamil". presented in 34th All India conference for Dravidian Linguistics held at International School of Dravidian Linguistics,Trivandrum

66. Sobha L, R .Vijay Sundar Ram. (2006). "NP Chunker for Agglutinative Language". presented in 34th All India conference for Dravidian Linguistics held at International School of Dravidian Linguistics, Trivandrum.

67. Arulmozhi. P, Sobha. L. (2006). "Semantic Tagging for Language Processing". presented in 34th All India conference for Dravidian Linguistics held at International School of Dravidian Linguistics, Trivandrum. (Received The Best paper Award)

68. Arulmozhi Palanisamy and Sobha Lalitha Devi. (2006). "HMM-based Part of Speech Tagger for Relatively Free Word Order Language" Advances in Natural Language Processing, Research in Computing Science Journal, Mexico Volume18, 2006, pp. 37-48

69. Sobha, L., Vijay Sundar Ram. R. (2006). "Noun Phrase Chunker for Tamil", In Proceedings of Symposium on Modeling and Shallow Parsing of Indian Languages, Indian Institute of Technology, Mumbai, pp 194-198.

70. Arulmozhi. P, Sobha L, Pattabhi R K Rao. (2006) "A Hybrid POS Tagger for a Relatively Free Word Order Language", In Proceedings of Symposium on Modeling and Shallow Parsing of Indian Languages, Indian Institute of Technology, Mumbai, pp 79-85.

71. Sobha, L. (2006) "Identifying the Clause Boundaries", Invited paper for Symposium on Modelling and Shallow Parsing of Indian Languages, Indian Institute of Technology, Mumbai, pp 306.

72. Sivagami K, GowriGanesh N. S, Sobha, L. (2006) "A Tamil Web Database" Proceedings of the National Conference on Emerging Trends in Computer Science and Engineering, K.S.R College of Technology. India


73. Vijay Sundar Ram R, Chandra Mouli N, Bhuvaneswari P, Ananda Priya J and B. Kumara Shanmugam. (2005), “Hybrid Approach for Developing a Tamil Spell Checker” in the Proceedings of International Conference on Natural Language, Indian Institute of Technology, Kanpur, pp 111-115.

74. Vinosh Babu James, Baskaran Sankaran. (2005). “Automatic Language Identification Using Multivariate Analysis”. Proceedings of Sixth International Conference on Intelligent Text Processing and Computational Linguistics (CICLing 2005). Lecture Notes in Computer Science 3406 Springer 2005, ISBN 3-540-24523-5. pp. 789-792.


75. Baskaran Sankaran. (2004). “Intelligent Tamil Texting for Mobile Environment”. In the Proceedings of Tamil Internet 2004. Singapore.

76. Arulmozhi, P., Sobha, L, Kumara Shanmugam. B. (2004) “Part of Speech Tagger for Tamil” In the Proceedings of Symposium on Indian Morphology, Phonology and Language Engineering,IIT Khadagpur, pp. 55-57, India.

77. Baskaran Sankaran et al. (2004). "Issues in Setting up a Tamil Digital Library". In the Proceedings of International Conference on Digital Libraries 2004. New Delhi.


78. Sobha, L. (2003) “Pronominal Resolution in South Dravidian languages”, 23rd South Asian Language Analysis, University of Texas, Austin.

79. Baskaran Sankaran, Vijay K. Shanker. (2003). "Influence of Morphology in Word Sense Disambiguation for Tamil". Proceedings of International Conference on Natural LanguageProcessing-2003, Mysore.

80. S.Viswanathan, S.Ramesh Kumar, B.Kumara Shanmugam, S.Arulmozi and K.Vijay Shanker. (2003). “A Tamil Morphological Analyser” Proceedings of International Conference on Natural LanguageProcessing-2003, Mysore.

81. Meenakshi Narayanaswamy, K. E. Ravikumar, Vijay K. Shanker . (2003). “Biological Named Entity Recognizer”. Pacific Symposium on Biocomputing, Hawaii.


82. S Baskaran, V Vaidehi. (2002). “Role of Collocations and Case-Markers in Word Sense Disambiguation: A Clustering-Based Approach”. IEEE-NLPKE 2002, Hammamet, Tunisia.

83. Baskaran S. (2002). “Tamil Search Engine”.Tamil Internet 2002, INFITT, San Francisco, CA, USA.

84. S Thiyagarajan, S Arulmozi, S Rajendran. (2002). “Tamil WordNet”. First Global WordNet Conference, CIIL, Mysore.

85. S Ramesh Kumar, S Viswanathan, S Arulmozi, S Rajendran . (2001). “Computational Morphology of Verbal Complex”. National Seminar on Word Structure of Dravidian Languages, Dravidian University, Kuppam.

86. K Vijayakumar, S Baskaran, B Kumara Shanmugam, V Vaidehi, T C Bina . (2001). “Parallel Virtual Machine Solution for Natural Language Processing”. National Seminar on Systems, Indian Institute of Technology Madras, Chennai.

87. B Kumara Shanmugam, D Vidhya. (2001). “Corpus Analyser”. National Seminar on Computational Linguistics and Dravidian Languages Annamalai University, Annamalai Nagar.

88. S Baskaran, V Vaidehi. (2001). “Tamil Search Engine”. National Seminar on Computational Linguistics and Dravidian Languages Annamalai University, Annamalai Nagar.

89. M K Saravanan, B Kumarashanmugam, S Baskaran, S Viswanathan, S Ramesh Kumar. (2001). “Towards a Common Lexicon - A case study using Machine Translation”. Workshop on Lexical Resources for Natural Language Processing Indian Institute of Information Technology, Hyderabad.


90. M. K. Saravanan . (2000). “High Precision Optical Character Recognition of printed Tamil characters”. Tamil Inaiyam - 2000, Singapore.


91. M. K. Saravanan. (1999). “Typographical feature analysis of Tamil characters for OCR”. National Seminar on Information Revolution and Indian Languages Osmania University, Hyderabad.

Internal Notes:

S Ramesh Kumar, S Viswanathan An API for the Tamil Morphological Analyser - Version 1.0
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