- Professor of Mathematics

**External address:**109 Physic Bldg, Durham, NC 27708

**Internal office address:**Box 90320, Durham, NC 27708-0034

**Phone:**(919) 660-2845

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# John Harer

**External address: **109 Physic Bldg, Durham, NC 27708**Internal office address: **Box 90320, Durham, NC 27708-0034**Phone: **(919) 660-2845
### Research Areas and Keywords

##### Biological Modeling

##### Computational Mathematics

##### Signals, Images & Data

##### Topology

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.

##### Education & Training

### Selected Grants

## Pages

## Pages

## Pages

## Mathematics

## Academics

## Current Students

## Future Students

- Professor of Mathematics

Gene Regulatory Networks, Network Inference

Topological Data Analysis,
Geometric Data Analysis,
Network Dynamics,
Network Inference

Topological Data Analysis,
Geometric Data Analysis

Topological Data Analysis

Ph.D., University of California at Berkeley 1979

B.A., Haverford College 1974

GEPR: Genome-wide analysis of root traits awarded by National Science Foundation (Co-Principal Investigator). 2008 to 2012

Duke on Network Security awarded by Air Force Office of Scientific Research (Principal Investigator). 2010 to 2011

Doctoral Program in Management and Analysis of Large Data Acquired from Sensors awarded by Department of Education (Co-Principal Investigator). 2007 to 2011

TRPGR Genomic Approaches to Identify Genes for Root System Architecture Traits awarded by National Science Foundation (Co-Principal Investigator). 2006 to 2008

Distributed multiscale geometric processing on real-time sensor networks on radiation fields awarded by National Science Foundation (Co-Principal Investigator). 2002 to 2004

Persistence, Combinatorial Morse Functions awarded by National Science Foundation (Principal Investigator). 2001 to 2003

(98-0205) Computational Geometry, Robotics, and Geographic Information Systems awarded by National Science Foundation (Principal Investigator). 1998 to 2000

(96-1030) The Moduli Space of Curves; Its Level-n Covers and Torelli Space awarded by National Science Foundation (Principal Investigator). 1994 to 1997

(94-0252) The Moduli Space of Curves, its Level n Covers and Torelli Space awarded by National Science Foundation (Principal Investigator). 1994 to 1996

(95-0888) The Moduli Space of Curves, its Level-n Covers and Torelli Space awarded by National Science Foundation (Principal Investigator). 1994 to 1996

Deckard, A, Anafi, RC, Hogenesch, JB, Haase, SB, and Harer, J. "Design and analysis of large-scale biological rhythm studies: a comparison of algorithms for detecting periodic signals in biological data." *Bioinformatics* 29.24 (December 2013): 3174-3180.
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Topp, CN, Iyer-Pascuzzi, AS, Anderson, JT, Lee, C-R, Zurek, PR, Symonova, O, Zheng, Y, Bucksch, A, Mileyko, Y, Galkovskyi, T, Moore, BT, Harer, J, Edelsbrunner, H, Mitchell-Olds, T, Weitz, JS, and Benfey, PN. "3D phenotyping and quantitative trait locus mapping identify core regions of the rice genome controlling root architecture." *Proc Natl Acad Sci U S A* 110.18 (April 30, 2013): E1695-E1704.
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Topp, , CN, , Iyer-Pascuzzi, AS, Anderson, JT, Lee, C-R, Zurek, PR, Symonova, O, Zheng, Y, Bucksch, A, Milyeko, Y, Galkovskyi, T, Moore, BT, Harer, J, Edelsbrunner, H, Mitchell-Olds, T, Weitz, JS, and Benfey, PN. "3-dimensional phenotyping of growing root systems and QTL mapping identifies core regions of the rice genome controlling root architecture (Submitted)." *PNAS* 110 (2013): E1695-1704.

Galkovskyi, T, Mileyko, Y, Bucksch, A, Moore, B, Symonova, O, Price, CA, Topp, CN, Iyer-Pascuzzi, AS, Zurek, PR, Fang, S, Harer, J, Benfey, PN, and Weitz, JS. "GiA Roots: software for the high throughput analysis of plant root system architecture. (Published online)" *BMC Plant Biol* 12 (July 26, 2012): 116-.
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Michael Jenista, . "Realizing Boolean Dynamics in Switching Networks (Submitted)." *Siam Journal of Applied Dynamical Systems* (2012): 12-. (Academic Article)

Bendich, P, Harer, J, and Harer, J. "Persistent Homology Enhanced Dimension Reduction (Submitted)." *Foundations of Computational Mathematics* (2012). (Academic Article)

Munch, E, Shapiro, M, and Harer, J. "Failure filtrations for fenced sensor networks." *International Journal of Robotics Research* 31.9 (2012): 1044-1056.
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Bendich, P, Galkovskyi, T, and Harer, J. "Improving homology estimates with random walks." *Inverse Problems* 27.12 (2011).
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Bini, G, and Harer, J. "Euler characteristics of moduli spaces of curves." *JOURNAL OF THE EUROPEAN MATHEMATICAL SOCIETY* 13.2 (2011): 487-512.
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Bini, G, and Harer, J. "Euler characteristics of moduli spaces of curves." *Journal of the European Mathematical Society* 13.2 (2011): 487-512.
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120 Science Drive

117 Physics Building

Campus Box 90320

Durham, NC 27708-0320

phone: 919.660.2800

fax: 919.660.2821

dept@math.duke.edu