Publications

  • Haputhanthri, H. H. S. N., Tennakoon, H. M. N., Wijesekara, M. A. S. M., Pushpananda, B. H. R., & Thilini, H. N. D. (2023). Multi-modal Deep Learning Approach to Improve Sentence level Sinhala Sign Language Recognition. The International Journal on Advances in ICT for Emerging Regions, 16(2).
  • Ranasinghe, D., Pushpananda, R., & Weerasinghe, R. (2023). Image Caption Generator for Sinhala Using Deep Learning. The International Journal on Advances in ICT for Emerging Regions, 16(2).
  • Ekanayaka, Y. D., Pushpananda, R., Welgama, V., & Liyanage, C. (2023). Applying Deep Learning for Morphological Analysis in the Sinhala Language. The International Journal on Advances in ICT for Emerging Regions, 16(2). 
  • Liyanage, C., Sarveswaran, K., Nadungodage, T., & Pushpananda, R. (2023, March). Sinhala dependency treebank (stb). In Proceedings of the Sixth Workshop on Universal Dependencies (UDW, GURT/SyntaxFest 2023) (pp. 17-26).
  • Udurawana, L., Weerasinghe, R., & Pushpananda, R. (2022, November). A hybrid approach for detection of fake news in sinhala text. In 2022 22nd International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 039-044). IEEE.
  • Nanayakkara, R., Nadungodage, T., & Pushpananda, R. (2022, November). Context aware back-transliteration from english to sinhala. In 2022 22nd International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 051-056). IEEE.
  • Gamage, K., Welgama, V., & Weerasinghe, R. (2022, November). Improving sinhala hate speech detection using deep learning. In 2022 22nd International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 045-050). IEEE.
  • Jayasekara, T. K., Weerasinghe, A. R., & Welgama, W. V. (2022). A Comprehensive Analysis of Aspect-Oriented Suggestion Extraction from Online Reviews. In Deep Learning Applications, Volume 4 (pp. 111-134). Singapore: Springer Nature Singapore.
  • Jayasekara, T., Weerasinghe, R., & Welgama, V. (2021, December). Aspect oriented suggestion extraction from online reviews. In 2021 20th IEEE International Conference on Machine Learning and Applications (ICMLA) (pp. 1561-1568). IEEE.
  • Gamage, B., Pushpananda, R., Nadungodage, T., & Weerasinghe, R. (2021, December). Improve sinhala speech recognition through e2e lf-mmi model. In Proceedings of the 18th International Conference on Natural Language Processing (ICON) (pp. 213-219).
  • Anuradha, I., Liyanage, C., & Weerasinghe, R. (2021). Estimating the effects of text genre, image resolution and algorithmic complexity needed for sinhala optical character recognition. The International Journal on Advances in ICT for Emerging Regions, 14(03), 43-51.
  • Karunathilaka, H., Welgama, V., Nadungodage, T., & Weerasinghe, R. (2020, November). Low-resource sinhala speech recognition using deep learning. In 2020 20th International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 196-201). IEEE.
  • Nissanka, L. N. A. S. H., Pushpananda, B. H. R., & Weerasinghe, A. R. (2020, November). Exploring neural machine translation for sinhala-tamil languages pair. In 2020 20th International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 202-207). IEEE.
  • Hisan, M. H. M., Weerasinghe, A. R., & Pushpananda, B. H. R. (2020, November). Cross language information retrieval for accessing the english web in sinhala. In 2020 20th International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 244-249). IEEE.
  • Pramodya, A., Pushpananda, R., & Weerasinghe, R. (2020, November). A comparison of transformer, recurrent neural networks and SMT in Tamil to Sinhala MT. In 2020 20th International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 155-160). IEEE.
  • Gamage, B., Pushpananda, R., & Weerasinghe, R. (2020, November). The impact of using pre-trained word embeddings in Sinhala chatbots. In 2020 20th International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 161-165). IEEE.
  • Gamage, B., Pushpananda, R., Weerasinghe, R., & Nadungodage, T. (2020, November). Usage of combinational acoustic models (dnn-hmm and sgmm) and identifying the impact of language models in sinhala speech recognition. In 2020 20th International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 17-22). IEEE.
  • Anuradha, I., Liyanage, C., Wijayawardhana, H., & Weerasinghe, R. (2020, November). Deep learning based sinhala optical character recognition (ocr). In 2020 20th International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 298-299). IEEE. 
  • Rupasinghe, G., Abeyweera, R., Pushpananda, R., & Weerasinghe, R. (2020, November). A Mobile-Based Alphabet Learning Game To Intervene Dyslexia Among Children. In 2020 20th International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 290-291). IEEE.
  • Arukgoda, A., Weerasinghe, A.R., Pushpananda, R. (2019). Improving sinhala-tamil translation through deep learning techniques. 
  • Nanayakkara, L., Liyanage, C., Viswakula, P. T., Nagungodage, T., Pushpananda, R., & Weerasinghe, R. (2018, August). A Human Quality Text to Speech System for Sinhala. In SLTU (pp. 157-161).
  • Nadungodage, T., Liyanage, C., Prerera, A., Pushpananda, R., & Weerasinghe, R. (2018). Sinhala G2P Conversion for Speech Processing. In SLTU (pp. 112-116).
  • Gunasekara, D., Welgama, W. V., & Weerasinghe, A. R. (2016, September). Hybrid part of speech tagger for sinhala language. In 2016 Sixteenth International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 41-48). IEEE.
  • Pushpananda, R., Weerasinghe, R., & Niranjan, M. (2015). Statistical machine translation from and into morphologically rich and low resourced languages. In Computational Linguistics and Intelligent Text Processing: 16th International Conference, CICLing 2015, Cairo, Egypt, April 14-20, 2015, Proceedings, Part I 16 (pp. 545-556). Springer International Publishing.
  • Viraj, W., Ruvan, W., & Niranjan, M. (2015). Defining the gold standard definitions for the morphology of sinhala words. Research in Computing Science, 90, 163-171.
  • Liyanage, C., Nadungodage, T., & Weerasinghe, R. (2015, August). Developing a commercial grade Tamil OCR for recognizing font and size independent text. In 2015 Fifteenth International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 130-134). IEEE.
  • Nadungodage, T., Weerasinghe, R., & Niranjan, M. (2015). Speaker Adaptation Applied to Sinhala Speech Recognition. Int. J. Comput. Linguistics Appl., 6(1), 117-129.
  • Pushpananda, R., Weerasinghe, R., & Niranjan, M. (2014, November). Sinhala-tamil machine translation: Towards better translation quality. In Proceedings of the Australasian Language Technology Association Workshop 2014 (pp. 129-133).
  • Lushanthan, S., Weerasinghe, A. R., & Herath, D. L. (2014, December). Morphological analyzer and generator for Tamil language. In 2014 14th International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 190-196). IEEE.
  • Welgama, V., Weerasinghe, R., & Niranjan, M. (2013). Evaluating a machine learning approach to sinhala morphological analysis. In Proceedings of the 10th International Conference on Natural Language Processing, Noida, India (Vol. 6, No. 7).
  • Nadungodage, T., Weerasinghe, R., & Niranjan, M. (2013, December). Efficient use of training data for sinhala speech recognition using active learning. In 2013 International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 149-153). IEEE.
  • Pushpananda, R., Weerasinghe, R., & Niranjan, M. (2013, December). Towards sinhala tamil machine translation. In 2013 International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 288-288). IEEE. 
  • Nadungodage, T., Welgama, V., & Weerasinghe, R. (2013). Developing a speech corpus for sinhala speech recognition. ICON, 10, 26. 
  • Liyanage, C., Pushpananda, R., Udalamatta, N., & Weerasinghe, R. (2013). An evaluation of Computer Assisted Language Learning (CALL) among university students. IRCHS 2013: The Second International Research Conference on Humanities and Social Sciences, Faculty of Humanities and Social Sciences, University of Sri Jayewardenepura, Sri Lanka, 4-5 December 2013.
  • Liyanage, C., Pushpananda, R., Herath, D. L., & Weerasinghe, R. (2012). A computational grammar of Sinhala. In Computational Linguistics and Intelligent Text Processing: 13th International Conference, CICLing 2012, New Delhi, India, March 11-17, 2012, Proceedings, Part I 13 (pp. 188-200). Springer Berlin Heidelberg.
  • Liyanapathirana, J., & Weerasinghe, R. (2011). English to sinhala machine translation: Towards better information access for sri lankans. In Conference on Human Language Technology for Development (pp. 182-186). 
  • Nadungodage, T., & Weerasinghe, R. (2011, May). Continuous sinhala speech recognizer. In Conference on Human Language Technology for Development, Alexandria, Egypt (pp. 2-5). 
  • Welgama, V., Herath, D. L., Liyanage, C., Udalamatta, N., Weerasinghe, R., & Jayawardana, T. (2011). Towards a sinhala wordnet. In Proceedings of the Conference on Human Language Technology for Development (Vol. 7).
  • Pushpananda, R., Udalamatta, N., Liyanage, C., & Weerasinghe, R. (2011). Content independent open-source language teaching framework. In Proceedings of the Conference on Human Language Technology for Development (Vol. 7). 
  • Jayawardhane, T., Liyanage, C., Udalamatta, N., Pushpananda, R., & Weerasinghe, R. (2011). The Course of Study of Spoken Sinhala. 4th Research Conference, Royal Asiatic Society, Sri Lanka. 26-26 March 2011.
  • Wasala, A., Weerasinghe, R., Pushpananda, R., Liyanage, C., & Jayalatharachchi, E. (2010). A data-driven approach to checking and correcting spelling errors in sinhala. Int. J. Adv. ICT Emerg. Reg, 3(01), 13. 
  • Liyanage, C., Weerasinghe, R., Jayawardhane, T., Halahakoon, V., Herath, D., Welgama, V., & Udalamatta, N. (2010). A Semantic Study of Sinhala Words. Annual Research Symposium, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka. 30th November 2010. 
  • Sripirakas, S., Weerasinghe, A. R., & Herath, D. L. (2010, September). Statistical machine translation of systems for Sinhala-Tamil. In 2010 International Conference on Advances in ICT for Emerging Regions (ICTer) (pp. 62-68). IEEE.
  • Wasala, A., Weerasinghe, R., Pushpananda, R., Liyanage, C., & Jayalatharachchi, E. (2009). An Open-Source Data Driven Spell Checker for Sinhala. e-Asia 2009. Colombo, Sri Lanka, 2-4 December 2009.
  • Weerasinghe, A. R., Liyanapathirana, J. U., Asanka Wasala, Dulip Herath, Viraj Welgama (2009). OpenTM: A Translation Memory System for Complex Script Languages. International Conference on Machine Translation Twenty-Five Years On, Bedfordshire, UK, 21-22 November 2009.
  • Weerasinghe, R., Herath, D., & Welgama, V. (2009, August). Corpus-based Sinhala lexicon. In Proceedings of the 7th Workshop on Asian Language Resources (ALR7) (pp. 17-23).
  • Wasala, A., & Weerasinghe, R. (2008, November). Ensitip: a tool to unlock the english web. In 11th international conference on humans and computers, Nagaoka University of Technology, Japan (pp. 20-23). 
  • Wijayawardhana, H., Wasala, A., Weerasinghe, R., & Liyanage, C. (2008). Implementation of Internet Domain Names in Sinhala. In International Symposium on Country Domain Governance. Nagaoka, Japan (pp. 20-23). 
  • Silva, A. M., & Weerasinghe, R. (2008). Example based machine translation for english-sinhala translations. In Proceedings of the 09th International IT Conference (pp. 27-28).
  • Weerasinghe, R., Wasala, A., Herath, D., & Welgama, V. (2008). NLP Applications of Sinhala: TTS & OCR. Proceedings of the 03rd International Joint Conference on Natural Language Processing (IJCNLP 2008), Hyderabad, India, 7-12 January 2008.
  • Weerasinghe, R., Wasala, A., Welgama, V., & Gamage, K. (2007). Festival-si: A sinhala text-to-speech system. In Text, Speech and Dialogue: 10th International Conference, TSD 2007, Pilsen, Czech Republic, September 3-7, 2007. Proceedings 10 (pp. 472-479). Springer Berlin Heidelberg.
  • Kandeepan S. and Weerasinghe A.R (2007). Text Based Tamil SMS for Mobile Devices. Proceedings of the e-Asia Conference 2007, Kuala Lumpur, Malaysia.
  • Weerasinghe, R., Wasala, A., & Arachchi, S. M. (2007). Facilitating Information Accessibility for the Print Disabled. Diriya 2007 – a conference on “Mainstreaming Disability into Development”. Colombo, Sri Lanka.
  • Weerasinghe, A. R., Herath, D. L., & Medagoda, N. P. K. (2006, October). A knn based algorithm for printed sinhala character recognition. In Proceedings of 8th International Information Technology Conference. Colombo, Sri Lanka, 12-13 October 2006.
  • Wasala, A., Weerasinghe, R., & Gamage, K. (2006, July). Sinhala grapheme-to-phoneme conversion and rules for schwa epenthesis. In Proceedings of the COLING/ACL 2006 Main Conference Poster Sessions (pp. 890-897).
  • Weerasinghe, A. R., Herath, D. L., & Medagoda, N. P. K. (2006). A nearest-neighbor based algorithm for printed sinhala character recognition. Innovations for a Knowledge Economy, 11.
  • Weerasinghe, R., Wasala, A., & Gamage, K. (2005). A rule based syllabification algorithm for Sinhala. In Natural Language Processing–IJCNLP 2005: Second International Joint Conference, Jeju Island, Korea, October 11-13, 2005. Proceedings 2 (pp. 438-449). Springer Berlin Heidelberg.
  • Weerasinghe, A. R., Herath, D. L., & Gamage, K. N. (2005). The sinhala collation sequence and its representation in UNICODE. Localisation Focus – The International Journal for Localisation. March 2006. 13-19. 
  • Herath, D. L., & Weerasinghe, A. R. (2004). A stochastic part of speech tagger for sinhala. In Proceedings of the 06th International Information Technology Conference (pp. 27-28).
  • Yogendirakumar, K., Weerasinghe, A. R., & Wathugala, W. G. D. M. Isolated-Word Speech Recognition for Tamil Language using Hidden Markov Models.
  • Samaranayake, V. K., Nandasara, S. T., Disanayaka, J. B., Weerasinghe, A. R., & Wijayawardhana, H. (2003). An introduction to UNICODE for Sinhala characters. University Of Colombo School of Computing.

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