Profile image of Lasitha Dharmasena

Dr Lasitha Dharmasena

STAFF PROFILE

Position

Senior Lecturer

Faculty

Faculty of Business and Law

Department

Deakin Business School

Campus

Melbourne Burwood Campus

Qualifications

GCHE Exempt, Deakin University, 2011
Graduate Certificate of Higher Education, Monash University, 2010
Doctor of Philosophy, Royal Melb Inst. of Technology, 2009
Master of Applied Science, Royal Melb Inst. of Technology, 2003
Bachelor of Science with First Class Honours, University of Colombo, 2002

Contact

Biography

Dr Lasitha Dharmasena is a Senior Lecturer in the Department of Information Systems and Business Analytics in Deakin Business School. Lasitha's research interests are broad, encompassing diverse areas such as information systems, stochastic processes, information retrieval, software/system reliability analysis, production process capability analysis, sequential analysis, optmisation modelling, and statistical modelling of SMS reminder communication networks and patient appointments. Also, she is involved in projects both within the academia as well as in industry, mainly in the area of design and analysis of surveys and experiments and data analysis.

Read more on Lasitha's profile

Research interests

Production Research/Economics
Software/System Reliability
Information retrieval
Optimisation modelling and evolutionary algorithms
Statistical modelling

Affiliations

  • Member, Australian Computer Society.

Teaching interests

  • Business statistics
  • Exploratory data analysis
  • Statistical modelling
  • Optimisation modelling
  • Data Visualisation

Units taught

  • MIS171 - Business Analytics
  • MSQ171 - Business Data Analysis
  • MSQ791 - Data Analysis for Managers
  • MIS770 - Analytical Skills for Managers
  • MIS770/MIS770A - Foundation Skills in Data Analysis
  • MIS771 - Descriptive Analytics and Visualisation
  • MIS793 - Business Analytics Project
  • MIS775 - Decision Modelling for Business Analytics
  • MIS275 - Decision Analytics

Knowledge areas

Mathematical Statistics

Applied Statistics

Operations Research

Data Mining

Awards

2021 International Education Association of Australia’s (IEAA) Best Practice Award - International Students to Responsible Information Systems Professionals

Publications

Filter by

2017

The effectiveness of SMS Reminders and the impact of patient characteristics on missed appointments in a public dental outpatient clinic

E Bellucci, L Dharmasena, L Nguyen, H Calache

(2017), Vol. 21, pp. 1-21, Australasian journal of information systems, Bruce, A.C.T., C1

journal article
2016

A new process capability index for multiple quality characteristics based on principal components

L Dharmasena, P Zeephongsekul

(2016), Vol. 54, pp. 4617-4633, International Journal of Production Research, C1

journal article

Teaching data analysis with interactive visual narratives

D Saundage, J Cybulski, S Keller, L Dharmasena

(2016), Vol. 27, pp. 233-247, Journal of information systems education, Boone, N.C., C1

journal article
2015

Statistical comparisons of non-deterministic IR systems using two dimensional variance

G Jayasinghe, W Webber, M Sanderson, L Dharmasena, J Culpepper

(2015), Vol. 51, pp. 677-694, Information processing and management, Amsterdam, The Netherlands, C1

journal article
2014

Univariate and multivariate process yield indices based on location-scale family of distributions

L Dharmasena, P Zeephongsekul

(2014), Vol. 52, pp. 3348-3365, International journal of production research, Abingdon, Eng., C1

journal article
2011

Software reliability growth models based on local polynomial modeling with kernel smoothing

L Dharmasena, P Zeephongsekul, C Jayasinghe

(2011), pp. 220-229, ISSRE 2011 : Proceedings of the 22nd IEEE International Symposium on Software Reliability Engineering, Hiroshima, Japan, E1

conference
2010

Fitting software reliability growth curves using nonparametric regression methods

L Sandamali Dharmasena, P Zeephongsekul

(2010), Vol. 7, pp. 109-120, Statistical methodology, Amsterdam, The Netherlands, C1-1

journal article

Estimating process capability index Cpm using a bootstrap sequential sampling procedure

L Dharmasena, P Zeephongsekul, P Castagliola

(2010), Vol. 39, pp. 1097-1110, Communications in statistics - simulation and computation, Philadelphia, Pa., C1-1

journal article
2009

Predicting software reliability growth using bootstrap nonparametric fixed-width confidence intervals

L Dharmasena, P Zeephongsekul

(2009), pp. 362-366, Proceedings of the 15th ISSAT International Conference on Reliability and Quality in Design, San Francisco, Calif., E1-1

conference
2008

Two-stage sequential procedure for nonparametric regression estimation

L Dharmasena, P Zeephongsekul, B de Silva

(2008), Vol. 49, pp. 699-716, ANZIAM journal, Adelaide, S. A., C1-1

journal article

Sample size determination for kernel regression estimation using sequential fixed-width confidence bands

L Dharmasena, P Zeephongsekul, B de Silva

(2008), Vol. 38, pp. 129-135, IAENG international journal of applied mathematics, Hong Kong, China, C1-1

journal article

Bootstrap sequential fixed-width confidence interval estimation of process capability index CPM

L Dharmasena, P Zeephongsekul

(2008), pp. 250-254, Proceedings of the 14th ISSAT International Conference, Orlando, Fla., E1-1

conference

Sequential fixed-width confidence bands for kernel regression estimation

L Dharmasena, B de Silva, P Zeephongsekul

(2008), pp. 1-5, IMECS 2008 : Proceedings of the International MultiConference of Engineers and Computer Scientists 2008, Kowloon, Hong Kong, E1-1

conference

Fixed-width sequential confidence bands in kernel regression using bootstrap approximation

L Dharmasena, B de Silva, P Zeephongsekul

(2008), pp. 1252-1260, ICDM 2008 : Proceedings of the International Conference on Data Management, New Delhi, India, E1-1

conference

Predicting software reliability growth using nonparametric regression

P Zeephongsekul, L Dharmasena

(2008), pp. 337-341, Proceedings of the 14th ISSAT International Conference on Reliability and Quality in Design, Orlando, Fla., E1-1

conference
2007

Application of sequential nonparametric confidence bands in finance

L Dharmasena, B de Silva, P Zeephongsekul

(2007), pp. 1-17, ACE 2007 : Proceedings of 36th Australian Conference of Economists, Hobart, Tas., E1-1

conference

Funded Projects at Deakin

Australian Competitive Grants

Enhancing collaborative learning in information systems business analytics using data visualisation and manipulation techniques

A/Prof Jacob Cybulski, Prof Dineli Mather, Dr Susan Keller, Dr Lasitha Dharmasena, Dr Dilal Saundage

OLT Seed Projects - Office for Learning and Teaching

  • 2015: $36,599
  • 2014: $7,107
  • 2012: $165,000

Supervisions

No completed student supervisions to report