# John Harer

### Professor with Tenure

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.

###### Appointments and Affiliations

- Professor with Tenure
- Professor in the Department of Electrical and Computer Engineering

###### Contact Information:

**Office Phone:**(919) 660-2845**Web Page:**

###### Education:

- Ph.D. University of California at Berkeley, 1979
- B.A. Harvard University, 1974

###### Curriculum Vitae

###### Research Interests:

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.

###### Specialties:

Topology

Geometry

Mathematical Biology

Applied Math

###### Awards, Honors, and Distinctions:

###### Courses Taught:

- BIOLOGY 218: Biological Clocks: How Organisms Keep Time
- COMPSCI 434: Topology with Applications
- MATH 89S: First-Year Seminar
- MATH 190: Special Topics in Mathematics
- MATH 221: Linear Algebra and Applications
- MATH 412: Topology with Applications
- MATH 573S: Modeling of Biological Systems
- MATH 611: Algebraic Topology I
- MATH 790-90: Minicourse in Advanced Topics
- MATH 799: Special Readings

###### Representative Publications: (More Publications)

- Farr, RS; Harer, JL; Fink, TMA,
*Easily Repairable Networks: Reconnecting Nodes after Damage*, Physical Review Letters, vol 113 no. 13 (2014) [10.1103/PhysRevLett.113.138701] [abs]. - Perea, J; Harer, J,
*Sliding Windows and Persistence: An Application of Topological Methods to Signal Analysis*(2013) [abs]. - Topp, CN; Iyer-Pascuzzi, AS; Anderson, JT; Lee, CR; Zurek, PR; Symonova, O; Zheng, Y; Bucksch, A; Mileyko, Y; Galkovskyi, T; Moore, BT; Harer, J; Edelsbrunner, H; Mitchell-Olds, T; Weitz, JS; Benfey, PN,
*3D phenotyping and quantitative trait locus mapping identify core regions of the rice genome controlling root architecture.*, Proceedings of the National Academy of Sciences of USA, vol 110 no. 18 (2013), pp. E1695-E1704 [10.1073/pnas.1304354110] [abs]. - Turner, K; Mileyko, Y; Mukherjee, S; Harer, J,
*Fréchet Means for Distributions of Persistence diagrams*(2012) [abs]. - Bendich, P; Harer, J; Harer, J,
*Persistent Homology Enhanced Dimension Reduction*, Foundations of Computational Mathematics (2012) [abs].