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Ian J. Barnett, Ph.D.

Assistant Professor of Biostatistics in Biostatistics and Epidemiology
Department: Biostatistics and Epidemiology
Graduate Group Affiliations

Contact information
Division of Biostatistics
Department of Biostatistics, Epidemiology, and Informatics
University of Pennsylvania Perelman School of Medicine
212 Blockley Hall
423 Guardian Drive
Philadelphia, PA 19104
Office: 650-799-7868
B.S. (Mathematical and Computational Sciences)
Stanford University, Stanford, CA, 2010.
Ph.D. (Biostatistics)
Harvard University T.H. Chan School of Public Health, Boston, MA, 2014.
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Selected Publications

Torous, J., Staples, P., Barnett, I., Sandoval, L., Keshavan, M., Onnela, J.: Characterizing the clinical relevance of digital phenotyping data quality with applications to a cohort with schizophrenia and mental health. npj Digital Medicine 1(1), 2018.

Torous, J., Staples, P., Barnett, I., Onnela, J. Keshavan, M.: A crossroad for validating digital tools in schizophrenia and mental health. npj Schizophrenia 6, 2018.

Barnett, I., Torous, J., Staples, P., Sandoval, L., Keshavan, M., Onnela, J.: Relapse Prediction in Schizophrenia through Digital Phenotyping. Neuropsychopharmacology Page: 1, 2018.

Barnett, G.,Barnett, I., Wilson, S.,and Smith, P.: A comparison of six injectable anesthetic regimens in the gray short-tailed opossum. Journal of the American Association for Laboratory Animal Science September 2017 Notes: In press.

Barnett I, Mukherjee R, and Lin X: The generalized higher criticism for testing SNP-sets in genetic association studies. Journal of the American Statistical Association:Case Studies and Applications 112(517): 64-76, May 2017.

Staples, P., Torous, J., Barnett, I., Carlson, K., Sandoval, L., Keshavan, M., Onnela, J.: A Comparison of Passive and Active Estimates of Sleep In a Cohort with Schizophrenia. npj Schizophrenia 3(1), 2017.

Barnett I, Khanna T, and Onnela J-P: Social and spatial clustering of people at humanity's largest gathering. PloS ONE 11(6): e0156794, June 2016.

Barnett I, Onnela J-P: Change point detection in correlation networks. Scientific Reports 6, January 2016.

Fan T, Fang SC, Cavallari JM, Barnett IJ, Wang Z, Su L, and Christiani DC: Heart rate variability and DNA methylation levels are altered after short-term metal fume exposure among occupational welders: a repeated-measures panel study. BMC Public Health 14(1): 1279, December 2014.

Barnett I and Lin X: Analytical p-values calculation for the higher criticism test in finite-d problems. Biometrika 101(4): 964-970, March 2014.

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Last updated: 04/25/2018
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