MAITRA, Ranjan
Full Professor

Personal Homepage

Curriculum Vitae

2220 Snedecor , 515-294-7757



Analysis of Massive Datasets, Clustering, Data Mining, Finite Mixture Models, Image Analysis, functional Magnetic Resonance Imaging, Tomography, Statistical Computing, Simulation Algorithms


PhD, University of Washington, Seattle, Washington, 1996
MS, Indian Statistical Institute, Calcutta, India, 1992
BS, Indian Statistical Institute, Calcutta, India, 1990

Recent Publications:

  • Maitra, R (2013), 'On the Expectation-Maximization algorithm for Rice-Rayleigh mixtures with application to noise parameter estimation in magnitude MR datasets', Sankhya, Series B Online Copy
  • Maitra, R., Melnykov, V. and Lahiri, S. N (2012), 'Bootstrapping Significance of Compact Clusters in Mult-dimensional Datasets', Journal of the American Statistical Association Vol. 107, No. 497, Pages 378-392. Online Copy Accepted
  • Chen, W.-C. and Maitra, R (2011), 'Model-based Clustering of Regression Time Series Data via APECM - An AECM Algorithm Sung to an Even Faster Beat', Statistical Analysis and Data Mining Vol. 4, Pages 567-578.
  • Melnykov, V. and Maitra, R (2011), 'CARP: Software for Fishing out Good Clustering Algorithms', Journal of Machine Learning Research Vol. Jan, No. 12, Pages 69-73. Online Copy
  • Melnykov, V., Maitra, R. and Nettleton, D. S (2011), 'Accounting for Spot Matching Uncertainty in the Analysis of Proteomics Data from Two-Dimensional Gel Electrophoresis', Sankhya, Series B Vol. 73, No. 1, Pages 123-143.