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John Harer, Professor of Mathematics


John Harer

Professor Harer's primary research is in the use of geometric, combinatorial and computational techniques to study a variety of problems in data analysis, shape recognition, image segmentation, tracking, brain imaging, biological networks and gene expression.

Contact Info:
Office Location:  109 Physic Bldg, Durham, NC 27708
Office Phone:  (919) 660-2845
Email Address: send me a message
Web Page:


Ph.D.University of California at Berkeley1979
BSHaverford College1974
B.A.Haverford College1974


Mathematical Biology
Applied Math

Research Interests: Computational Topology, Computational Geometry, Computational Biology, Algorithms

Current projects: Systems Biology, Computational Topology, Geometric Image Analysis

Professor Harer's primary research is in the use of geometric, combinatorial and computational techniques to study a variety of problems in shape recognition, image segmentation, protein structure, root architecture and systems biology.

Areas of Interest:

Computational Biology
Computational Topology


Algorithms • Automatic Data Processing • Biomass • Chromosome Mapping • Crosses, Genetic • Genome, Plant • Genotype • Image Processing, Computer-Assisted • Imaging, Three-Dimensional • Inbreeding • Models, Biological • Multivariate Analysis • Oryza sativa • Phenotype • Plant Roots • Principal Component Analysis • Quantitative Trait Loci • Quantitative Trait, Heritable • Recombination, Genetic • Reproducibility of Results • Software • Workflow

Curriculum Vitae

Current Ph.D. Students   (Former Students)
  • Christopher Traile  
  • Hamza Ghadyali  
  • Colbert Sesanker  
  • Darryl G. Wade  

Postdocs Mentored
  • Henry Adams (2014 - 2015)  
  • Francis Motta (2014/12-present)  
  • Justin Curry (2014/12-present)  
  • Anastasia Deckard (2014/12-present)  
  • Ellen Gasparovic (2013 - 2015)  
  • Xin Guo (2013 - 2014)  
  • Xin Guo (2013 - 2015)  
  • Omer Bobrowski (2012 - 2014)  
  • Joshua Vogelstein (2012 - 2014)  
  • Jurgen Sladeczek (2011 - 2015)  
  • Jose' Perea (2011 - 2015)  
  • Kevin McGoff (2011 - 2015)  
  • Nate Strawn (2011 - 2015)  
  • Paul Bendich (January 01, 2011 - present)  
  • Chris Topp (2009 - 2011)  
  • Anjali Iyer-Pascuzzi (2007 - 2011)  
  • Yuriy Mileyko (2008 - 2011)  

Recent Publications   (More Publications)

  1. Hughes, ME; Abruzzi, KC; Allada, R; Anafi, R; Arpat, AB; Asher, G; Baldi, P; de Bekker, C; Bell-Pedersen, D; Blau, J; Brown, S; Ceriani, MF; Chen, Z; Chiu, JC; Cox, J; Crowell, AM; DeBruyne, JP; Dijk, D-J; DiTacchio, L; Doyle, FJ; Duffield, GE; Dunlap, JC; Eckel-Mahan, K; Esser, KA; FitzGerald, GA; Forger, DB; Francey, LJ; Fu, Y-H; Gachon, F; Gatfield, D; de Goede, P; Golden, SS; Green, C; Harer, J; Harmer, S; Haspel, J; Hastings, MH; Herzel, H; Herzog, ED; Hoffmann, C; Hong, C; Hughey, JJ et al., Guidelines for Genome-Scale Analysis of Biological Rhythms., Journal of Biological Rhythms, vol. 32 no. 5 (October, 2017), pp. 380-393 [doi]  [abs]
  2. Bendich, P; Chin, SP; Clark, J; Desena, J; Harer, J; Munch, E; Newman, A; Porter, D; Rouse, D; Strawn, N; Watkins, A, Topological and statistical behavior classifiers for tracking applications, IEEE Transactions on Aerospace and Electronic Systems, vol. 52 no. 6 (December, 2016), pp. 2644-2661 [doi]  [abs]
  3. McGoff, KA; Guo, X; Deckard, A; Kelliher, CM; Leman, AR; Francey, LJ; Hogenesch, JB; Haase, SB; Harer, JL, The Local Edge Machine: inference of dynamic models of gene regulation., Genome Biology: biology for the post-genomic era, vol. 17 no. 1 (October, Submitted, 2016), pp. 214  [abs]
  4. Bendich, P; Gasparovic, E; Harer, J; Tralie, C, Geometric models for musical audio data, LIPIcs, vol. 51 (June, 2016), pp. 65.1-65.5, ISBN 9783959770095 [doi]  [abs]
  5. Bendich, P; Gasparovic, E; Harer, J; Izmailov, R; Ness, L, Multi-scale local shape analysis and feature selection in machine learning applications, Proceedings of the International Joint Conference on Neural Networks, vol. 2015-September (September, Accepted, 2015) [doi]  [abs]