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Buddhika W. Nettasinghe

Assistant Professor

Current Positions

  • Assistant Professor, Business Analytics

Education

  • PhD in Electrical and Computer Engineering, Cornell University
  • MS in Electrical and Computer Engineering, Cornell University
  • MASc in Electrical and Computer Engineering, University of British Columbia
  • BSc in Electrical and Electronic Engineering, University of Peradeniya

Research Interests

  • Network Science
  • Complex Systems
  • Uncertainty Quantification

Selected Publications

  • Nettasinghe, D., Percus, A. G., & Lerman, K. (In Press). (2025). The Crucial Role of Out-Group Animosity in Shaping Partisan Polarization. PNAS Nexus.
  • Nettasinghe, D., Rao, A., Jiang, B., Percus,, A. G., & Lerman, K. (In Press). In-Group Love, Out-Group Hate: A Framework to Measure Affective Polarization via Contentious Online Discussions. In Proceedings of The Web Conference 2025.
  • Nettasinghe, D., Tipireddy, R., Chatterjee, S., & Halappanavar, M. Extending Conformal Prediction to Hidden Markov Models with Exact Validity via de Finetti’s Theorem for Markov Chains. In Proceedings of International Conference on Machine Learning 2023.
  • Nettasinghe, D., Alipourfard, N., Iota, S., Vikram, K., & Lerman, K. (2022). Scale-free degree distributions, homophily and the glass ceiling effect in directed networks. Journal of Complex Networks. 10 (2) pp. cnac007.
  • Nettasinghe, D. & Krishnamurthy, V. (2021). Maximum Likelihood Estimation of Power-law Degree Distributions via Friendship Paradox-based Sampling. ACM Transactions on Knowledge Discovery from Data. 15 (6) pp. 1-28.
  • Joseph, G., Nettasinghe, D., Krishnamurthy, V., & Varshney, P. K. (2021). Controllability of Network Opinion in Erdös--Rényi Graphs Using Sparse Control Inputs. SIAM Journal on Control and Optimization. 59 (3) pp. 2321-2345.
  • Alipourfard, N., Nettasinghe, D., Abeliuk, A., Krishnamurthy, V., & Lerman, K. (2020). Friendship paradox biases perceptions in directed networks. Nature Communications. 11 (1) pp. 707.
  • Nettasinghe, D. & Krishnamurthy, V. (2019). “What do your friends think?”: Efficient polling methods for networks using friendship paradox. IEEE Transactions on Knowledge and Data Engineering. 33 (3) pp. 1291-1305.