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0117543111

amitha.c@sliit.lk

Dr. Amithalal Caldera

Senior Lecturer (Higher Grade)

Faculty of Computing | Information Technology

Career Summary

  • Senior Lecturer (HG), Sri Lanka Institute of Information Technology, from Jan, 2023 onwards (Sabbatical)

  • Sienior Lecturer (GI), University of Colombo School of Computing, since 2014
  • Sienior Lecturer (GII), University of Colombo School of Computing, since 2008
  • Lecturer, University of Colombo School of Computing, since 2001
  • Lecturer, Department of Mathematics, University of Colombo, 1987-1992

ACADEMIC QUALIFICATIONS

  • Ph.D. (Computer Science), University of Western Sydney, Australia,2008. 

  • M.Sc. (Computer Science), University of Colombo, Sri Lanka, 1996

  • PG-Diploma (Computer Technology), University of Colombo, Sri Lanka, 1990

  • B.Sc. (Mathematics), University of Colombo, Sri Lankla,1986

HONOURS AND AWARDS

  • SENATE COMMENDATIONS FOR RESEARCH EXCELLENCE 2021. Awarded in Recognition of Excellence in Research at the Annual Research Symposium held in University of Colombo on 16th November 2022.
  • SENATE COMMENDATIONS FOR RESEARCH EXCELLENCE 2020. Awarded in Recognition of Excellence in Research at the Annual Research Symposium held in University of Colombo on 16th November 2022.

Research Interests and Memberships

Research Interests

  • Data Science
  • Automatic Text Sumertization
  • Sentimental Analysis
  • Stock Market Prediction

Memberships

  • Member, Computer Society of Sri Lanka (CSSL) since 2011

  • Member, IEEE Sri Lanka Section since 2012

Ongoing Research

  • Cross Fertilization of data mining and Natural Language processing Methods to generate abstractive web news summaries, started in 2019 and to be completed in 2024.
  • Sentiment Analysis of Sinhala-English Code-Mixed Social Media Text, started in 2021 and to be completed in 2024

My Publications

Journal Publications

  • Goonetilleke, T.O. and Caldera, H.A.  " Mining life insurance data for customer attrition analysis "  Journal of Industrial and Intelligent Information,  vol.1,  Issue 1,  2013,        
  • Nanayakkara, C. and Caldera, H.  " Music emotion recognition with audio and lyrics features "  International Journal of Digital Information and Wireless Communications,  vol.6,  Issue 4,  2016,  pp.260-273,      
  • Caldera, A. and Serasinghe, D.R.  " Analyzing Tea Auction Trends for Beneficial Seasonal Tea Production in Sri Lanka "  Journal of Advanced Management Science ,  vol.5,  Issue 2,  2017,        
  • Pramodi De Silva, Chandima Imalika, Thushani Weerasinghe, Amitha Caldera  " Impact on Students Position in the Online Discussion Network on their Learning Performance "  International Journal of Soft Computing And Artificial Intelligence (IJSCAI),  vol.7,  Issue 1,  2019,        
  • Semini, K.H. and Caldera, H.A  " Determining Local Hematology Reference Ranges: A Data-driven Approach "  International Journal of Advanced Computer Science and Applications,  vol.12,  Issue 8,  2021,        
  • Lakshika, M.V.P.T. and Caldera, H.A.  " Knowledge Graphs Representation for Event-Related E-News Articles "  Machine Learning and Knowledge Extraction,  vol.3,  Issue 4,  2021,  pp.802-818,      
  • Dilrukshi, R.S.N. and Caldera, H.A.  " Improving Customer Experience in Supermarkets: A New Approach based on Travel Path "  International Journal of Research in Computing,  vol.1,  Issue 2,  2022,  pp.31-39,      
  • Perera, W.A.S.C. and Caldera, H.A.  " Predicting an Optimal Sri Lankan Cricket Team for One Day International Matches According to the Nature of the Game "  International Journal of Psychosocial Rehabilitation,  vol.24,  Issue 4,  2020,        
  • Isura Nirmal. and Caldera, H.A.  " Classification of Web based Recipes using Random Forests Algorithm. "  Test Engineering & Management,  vol.82,  Issue 1,  2020,  pp.12731-12737,      
  • Lakshika, M.V.P.T. and Caldera, H.A.  " Association Rules for Knowledge Discovery From E-News Articles: A Review of Apriori and FP-Growth Algorithms "  Advances in Science, Technology and Engineering Systems Journal,  vol.7,  Issue 5,  2022,        

Conference Proceedings

  • Dilrukshi, I., De Zoysa, K. and Caldera, A.   Twitter news classification using SVM  in 8th International Conference on Computer Science & Education ,  year 2013,    pp.287-291,  IEEE,    April,  
  • Perera, I. K. C. U., and H. A. Caldera.   Aspect based opinion mining on restaurant reviews  in International Conference on Computational Intelligence and Applications (ICCIA),  year 2017,  Beijing, China,  pp.542-546,  IEEE,      
  • Nuwangi, S.M., Oruthotaarachchi, C.R., Tilakaratna, J.M.P.P. and Caldera, H.A.   Utilization of data mining techniques in knowledge extraction for diminution of diabetes  in Second Vaagdevi International Conference on Information Technology for Real World Problems,  year 2010,    pp.3-8,  IEEE,    December,  
  • S. M. Nuwangi, C. R. Oruthotaarachchi, J. M. P. P. Tilakaratna and H. A. Caldera   Usage of association rules and classification techniques in knowledge extraction of diabetes  in 6th International Conference on Advanced Information Management and Service (IMS),  year 2010,    pp.372-377,        
  • T. Watawana and A. Caldera   Analyse Near Collision Situations of Ships Using Automatic Identification System Dataset  in 5th International Conference on Soft Computing & Machine Intelligence (ISCMI),  year 2018,  Kenya,  pp.155-162,        
  • Bandara, H.M.K.G. and Caldera, H.A.   Towards optimising wi-fi energy consumption in mobile phones: A data driven approach  in Fifteenth International Conference on Advances in ICT for Emerging Regions (ICTer),  year 2015,    pp.226-235,  IEEE,    August,  
  • Samaranayake, C.P. and Caldera, H.A.   A data mining solution on high failure rate in Physical Science stream at the university entrance examination  in Tenth International Conference on ICT and Knowledge Engineering,  year 2012,  Bangkok,  pp.163-170,  IEEE,    November,  
  • Amithalal Caldera   A Framework for Improving Time-Oriented Heuristic in Estimating User Session from Web Server Logs  in The 2008 International Conference on Data Mining, DMIN,  year 2008,  Las Vegas, USA,  pp.633-639,  CSREA Press,,    July 14-17,  
  • Caldera, A. and Deshpande, Y.   Effectively capturing user navigation paths in the web using web server logs  in International Conference on Web Engineering,  year 2005,  Berlin, Heidelberg,  pp.63-68,  Springer,    July,  
  • M. V. P. T. Lakshika, H. A. Caldera and W. V. Welgama   Abstractive Web News Summarization Using Knowledge Graphs  in 20th International Conference on Advances in ICT for Emerging Regions (ICTer),  year 2020,  Sri Lanka,  pp.300-301,        
  • H.A. Caldera and W.P.A. Lavanya   Combinatorial Impact of Technical Indicators on Price Prediction in Colombo Stock Market  in International Conference on ICT for Emerging Region (ICTer),  year 2020,  University of Colombo School of Computing,  pp.256-261,  IEEE,    November,  
  • J. Logeesan, Y Rishoban and H.A. Caldera   Automatic Summarization of Stock Market News Articles  in 4th International Conference on Natural Language Processing and Information Retrieval(NLPIR 2020),  year 2020,    pp.1-5,  ACM Digital Library,    December,  
  • Isura Nirmal, Amith Caldera and Roshan Dela Bandara   Optimization Framework for Flavour and Nutrition Balanced Recipe: A Data Driven Approach  in 2018 5th IEEE Uttar Pradesh Section International Conference on Electrical, Electronics and Computer Engineering (UPCON),  year 2011,  India,  pp.308-316,  IEEE,    November,  
  • Inoshika Dilrukshi, Kasun De Zoysa and Amitha Caldera   Twitter news classification using SVM  in 2013 8th International Conference on Computer Science & Education,  year 2013,    pp.287-291,  IEEE,    April,  
  • Amitha Caldera, Sajitha N. Kaluarachchi, Dilini and T. R. Serasinghe   Estimating Tea Stock Values Using Cluster Analysis  in The International Conference on Data Mining, Internet Computing, and Big Data (BigData2014),  year 2014,  Malaysia,  pp.1-11,  SDIWC,    November,  
  • C.V. Nanayakkara and H.A. Caldera   Identification of Musically Induced Emotion: A Machine Learning Based Approach  in The Third International Conference on Data Mining, Internet Computing, and Big Data (BigData2016),  year 2016,  Turkey,  pp.44-54,  SDIWC,    August,  

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