John Harer
Professor Emeritus of Mathematics
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, cyber security, ioT, biological networks and gene expression.
Current Appointments & Affiliations
- Professor Emeritus of Mathematics, Mathematics, Trinity College of Arts & Sciences 2021
Contact Information
- 109 Physic Bldg, Durham, NC 27708
- Box 90320, Durham, NC 27708-0034
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john.harer@duke.edu
(919) 660-2845
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http://cms.math.duke.edu/harer/?q=home
- Background
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Education, Training, & Certifications
- Ph.D., University of California - Berkeley 1979
- B.A., Haverford College 1974
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Previous Appointments & Affiliations
- Professor of Mathematics, Mathematics, Trinity College of Arts & Sciences 1993 - 2021
- Professor in the Department of Electrical and Computer Engineering, Electrical and Computer Engineering, Pratt School of Engineering 2011 - 2016
- Professor in the Department of Computer Science, Computer Science, Trinity College of Arts & Sciences 2001 - 2014
- Director of the PhD Program in Computational Biology and Bioinformatics, University Institutes and Centers, Institutes and Provost's Academic Units 2010 - 2012
- Vice Provost for Academic Affairs, Duke University 1999 - 2005
- Chair, Department of Mathematics, Mathematics, Trinity College of Arts & Sciences 1994 - 1999
- Visiting Professor, Mathematics, Trinity College of Arts & Sciences 1992 - 1993
- Recognition
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In the News
- Research
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Selected Grants
- Geometric and Topological Methods for Multi-Modal Data Analysis and Fusion awarded by Air Force Office of Scientific Research 2018 - 2023
- BIGDATA: F: DKA: CSD: Topological Data Analysis and Machine-Learning with Community-Accepted Features awarded by National Science Foundation 2014 - 2019
- Quantifying Complex Spatiotemporal Systems awarded by Rutgers, The State University of New Jersey 2016 - 2018
- EMSW21-RTG: Geometric, Topological and Statistical Methods for Analyzing Massive Datasets awarded by National Science Foundation 2011 - 2018
- ATD: Online Multiscale Algorithms for Geometric Density Estimation in High-Dimensions and Persistent Homology of Data for Improved Threat awarded by National Science Foundation 2012 - 2017
- Foundation of Information Systems awarded by Johns Hopkins University 2012 - 2017
- Analysis of High Dimensional Complex Spatio-Temporal Data awarded by Defense Advanced Research Projects Agency 2015 - 2016
- Inferring Network Controls from Topology Using the CHomP Database awarded by Air Force Office of Scientific Research 2010 - 2015
- A Multidimensional Imaging Platform to Analyze Crop Root System Dynamics in Response to Changing Environments awarded by Department of Agriculture 2011 - 2013
- GEPR: Genome-wide analysis of root traits awarded by National Science Foundation 2008 - 2012
- Duke on Network Security awarded by Air Force Office of Scientific Research 2010 - 2011
- Doctoral Program in Management and Analysis of Large Data Acquired from Sensors awarded by Department of Education 2007 - 2011
- TRPGR Genomic Approaches to Identify Genes for Root System Architecture Traits awarded by National Science Foundation 2006 - 2008
- Distributed multiscale geometric processing on real-time sensor networks on radiation fields awarded by National Science Foundation 2002 - 2004
- Persistence, Combinatorial Morse Functions and Shape Spaces and Their Applications awarded by National Science Foundation 2001 - 2003
- Computational Geometry, Robotics, and Geographic Information Systems awarded by National Science Foundation 1998 - 2000
- The Moduli Space of Curves; Its Level-n Covers and Torelli Space awarded by National Science Foundation 1994 - 1997
- The Moduli Space of Curves, its Level n Covers and Torelli Space awarded by National Science Foundation 1994 - 1996
- The Moduli Space of Curves, its Level-n Covers and Torelli Space awarded by National Science Foundation 1994 - 1996
- Mathematical Sciences Mapping Class Group & Invariants of 3-Manifolds awarded by National Science Foundation 1992 - 1994
- Mapping Class Group and Invariants of 3-Manifolds awarded by National Science Foundation 1992 - 1994
- Publications & Artistic Works
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Selected Publications
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Books
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Edelsbrunner, Herbert, and John Harer. Computational Topology - an Introduction. American Mathematical Society, 2010.
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Academic Articles
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Denny, Thomas N., Laura Andrews, Mattia Bonsignori, Kyle Cavanaugh, Michael B. Datto, Anastasia Deckard, C Todd DeMarco, et al. “Implementation of a Pooled Surveillance Testing Program for Asymptomatic SARS-CoV-2 Infections on a College Campus - Duke University, Durham, North Carolina, August 2-October 11, 2020.” Mmwr Morb Mortal Wkly Rep 69, no. 46 (November 20, 2020): 1743–47. https://doi.org/10.15585/mmwr.mm6946e1.Full Text Open Access Copy Link to Item
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Smith, Lauren M., Francis C. Motta, Garima Chopra, J Kathleen Moch, Robert R. Nerem, Bree Cummins, Kimberly E. Roche, et al. “An intrinsic oscillator drives the blood stage cycle of the malaria parasite Plasmodium falciparum.” Science (New York, N.Y.) 368, no. 6492 (May 2020): 754–59. https://doi.org/10.1126/science.aba4357.Full Text
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Bendich, P., E. Gasparovic, J. Harer, and C. J. Tralie. “Scaffoldings and Spines: Organizing High-Dimensional Data Using Cover Trees, Local Principal Component Analysis, and Persistent Homology” 13 (January 1, 2018): 93–114. https://doi.org/10.1007/978-3-319-89593-2_6.Full Text
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Hughes, Michael E., Katherine C. Abruzzi, Ravi Allada, Ron Anafi, Alaaddin Bulak Arpat, Gad Asher, Pierre Baldi, et al. “Guidelines for Genome-Scale Analysis of Biological Rhythms.” Journal of Biological Rhythms 32, no. 5 (October 2017): 380–93. https://doi.org/10.1177/0748730417728663.Full Text
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Bendich, P., S. P. Chin, J. Clark, J. DeSena, J. Harer, E. Munch, A. Newman, et al. “Topological and statistical behavior classifiers for tracking applications.” Ieee Transactions on Aerospace and Electronic Systems 52, no. 6 (December 1, 2016): 2644–61. https://doi.org/10.1109/TAES.2016.160405.Full Text
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McGoff, Kevin A., Xin Guo, Anastasia Deckard, Christina M. Kelliher, Adam R. Leman, Lauren J. Francey, John B. Hogenesch, Steven B. Haase, and John L. Harer. “The Local Edge Machine: inference of dynamic models of gene regulation.” Genome Biology 17, no. 1 (October 2016): 214. https://doi.org/10.1186/s13059-016-1076-z.Full Text
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Perea, Jose A., Anastasia Deckard, Steve B. Haase, and John Harer. “SW1PerS: Sliding windows and 1-persistence scoring; discovering periodicity in gene expression time series data.” Bmc Bioinformatics 16 (August 2015): 257. https://doi.org/10.1186/s12859-015-0645-6.Full Text
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Perea, J. A., and J. Harer. “Sliding Windows and Persistence: An Application of Topological Methods to Signal Analysis.” Foundations of Computational Mathematics 15, no. 3 (June 27, 2015): 799–838. https://doi.org/10.1007/s10208-014-9206-z.Full Text
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Munch, E., K. Turner, P. Bendich, S. Mukherjee, J. Mattingly, and J. Harer. “Probabilistic Fréchet means for time varying persistence diagrams.” Electronic Journal of Statistics 9 (January 1, 2015): 1173–1204. https://doi.org/10.1214/15-EJS1030.Full Text Open Access Copy
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Bristow, Sara L., Adam R. Leman, Laura A. Simmons Kovacs, Anastasia Deckard, John Harer, and Steven B. Haase. “Checkpoints couple transcription network oscillator dynamics to cell-cycle progression.” Genome Biology 15, no. 9 (September 2014): 446. https://doi.org/10.1186/s13059-014-0446-7.Full Text
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Farr, Robert S., John L. Harer, and Thomas M. A. Fink. “Easily repairable networks: reconnecting nodes after damage.” Physical Review Letters 113, no. 13 (September 2014): 138701. https://doi.org/10.1103/physrevlett.113.138701.Full Text
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Turner, K., Y. Mileyko, S. Mukherjee, and J. Harer. “Fréchet Means for Distributions of Persistence Diagrams.” Discrete and Computational Geometry 52, no. 1 (January 1, 2014): 44–70. https://doi.org/10.1007/s00454-014-9604-7.Full Text
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Turner, K., Y. Mileyko, S. Mukherjee, and J. Harer. “Fréchet Means for Distributions of Persistence Diagrams.” Discrete & Computational Geometry, 2014.Open Access Copy
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Topp, Christopher N., Anjali S. Iyer-Pascuzzi, Jill T. Anderson, Cheng-Ruei Lee, Paul R. Zurek, Olga Symonova, Ying Zheng, et al. “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 the United States of America 110, no. 18 (April 2013): E1695–1704. https://doi.org/10.1073/pnas.1304354110.Full Text
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Topp, S., S. CN, A. S. Iyer-Pascuzzi, J. T. Anderson, C. -. R. Lee, P. R. Zurek, O. Symonova, et al. “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.
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Munch, E., M. Shapiro, and J. Harer. “Failure filtrations for fenced sensor networks.” International Journal of Robotics Research 31, no. 9 (August 1, 2012): 1044–56. https://doi.org/10.1177/0278364912451671.Full Text
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Galkovskyi, Taras, Yuriy Mileyko, Alexander Bucksch, Brad Moore, Olga Symonova, Charles A. Price, Christopher N. Topp, et al. “GiA Roots: software for the high throughput analysis of plant root system architecture.” Bmc Plant Biology 12 (July 2012): 116. https://doi.org/10.1186/1471-2229-12-116.Full Text
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Bendich, Paul, Jacob Harer, and John Harer. “Persistent Homology Enhanced Dimension Reduction (Submitted).” Foundations of Computational Mathematics, 2012.
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Deckard, Anastasia, Ron C. Anafi, John B. Hogenesch, Steven B. Haase, and John Harer. “Design and Analysis of Large-Scale Biological Rhythm Studies: A Comparison of Algorithms for Detecting Periodic Signals in Biological Data (Submitted).” Plos Computational Biology, 2012.
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Michael Jenista, P. N. “Realizing Boolean Dynamics in Switching Networks (Submitted).” Siam Journal of Applied Dynamical Systems, 2012, 12.
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Mileyko, Y., S. Mukherjee, and J. Harer. “Probability measures on the space of persistence diagrams.” Inverse Problems 27, no. 12 (December 1, 2011). https://doi.org/10.1088/0266-5611/27/12/124007.Full Text
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Bendich, P., T. Galkovskyi, and J. Harer. “Improving homology estimates with random walks.” Inverse Problems 27, no. 12 (December 1, 2011). https://doi.org/10.1088/0266-5611/27/12/124002.Full Text
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Bendich, P., and J. Harer. “Persistent Intersection Homology.” Foundations of Computational Mathematics 11, no. 3 (June 1, 2011): 305–36. https://doi.org/10.1007/s10208-010-9081-1.Full Text
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Bini, Gilberto, and John Harer. “Euler characteristics of moduli spaces of curves.” Journal of the European Mathematical Society, 2011, 487–512. https://doi.org/10.4171/jems/259.Full Text
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Cohen-Steiner, D., H. Edelsbrunner, J. Harer, and Y. Mileyko. “Lipschitz functions have Lp-stable persistence.” Foundations of Computational Mathematics 10, no. 2 (April 1, 2010): 127–39. https://doi.org/10.1007/s10208-010-9060-6.Full Text
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Iyer-Pascuzzi, Anjali S., Olga Symonova, Yuriy Mileyko, Yueling Hao, Heather Belcher, John Harer, Joshua S. Weitz, and Philip N. Benfey. “Imaging and analysis platform for automatic phenotyping and trait ranking of plant root systems.” Plant Physiology 152, no. 3 (March 2010): 1148–57. https://doi.org/10.1104/pp.109.150748.Full Text
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Edelsbrunner, H., and J. Harer. “The persistent Morse complex segmentation of a 3-manifold.” Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) 5903 LNCS (December 1, 2009): 36–50. https://doi.org/10.1007/978-3-642-10470-1_4.Full Text
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Cohen-Steiner, D., H. Edelsbrunner, and J. Harer. “Extending persistence using poincaré and lefschetz duality (Foundations of Computational Mathematics DOI 10.1007/s10208-008-9027-z).” Foundations of Computational Mathematics 9, no. 1 (February 1, 2009): 133–34. https://doi.org/10.1007/s10208-008-9038-9.Full Text
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Cohen-Steiner, D., H. Edelsbrunner, J. Harer, and D. Morozov. “Persistent homology for kernels, images, and cokernels.” Proceedings of the Annual Acm Siam Symposium on Discrete Algorithms, January 1, 2009, 1011–20. https://doi.org/10.1137/1.9781611973068.110.Full Text
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Cohen-Steiner, D., H. Edelsbrunner, and J. Harer. “Extending persistence using poincaré and lefschetz duality.” Foundations of Computational Mathematics 9, no. 1 (January 1, 2009): 79–103. https://doi.org/10.1007/s10208-008-9027-z.Full Text
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Fink, T., S. Ahnert, R. Bar On, and J. Harer. “Exact dynamics of Boolean networks with connectivity one (Submitted).” Prl, 2009.
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Edelsbrunner, H., J. Harer, and A. K. Patel. “Reeb spaces of piecewise linear mappings.” Proceedings of the Annual Symposium on Computational Geometry, December 12, 2008, 242–50. https://doi.org/10.1145/1377676.1377720.Full Text
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Edelsbrunner, H., J. Harer, A. Mascarenhas, V. Pascucci, and J. Snoeyink. “Time-varying Reeb graphs for continuous space-time data.” Computational Geometry: Theory and Applications 41, no. 3 (November 1, 2008): 149–66. https://doi.org/10.1016/j.comgeo.2007.11.001.Full Text
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Bendice, P., D. Cohen-Steiner, H. Edelsbrunner, J. Harer, and D. Morozov. “Inferring local homology from sampled stratified spaces.” Proceedings Annual Ieee Symposium on Foundations of Computer Science, Focs, December 1, 2007, 536–46. https://doi.org/10.1109/FOCS.2007.4389523.Full Text
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Cohen-Steiner, D., H. Edelsbrunner, and J. Harer. “Stability of persistence diagrams.” Discrete and Computational Geometry 37, no. 1 (January 1, 2007): 103–20. https://doi.org/10.1007/s00454-006-1276-5.Full Text
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Attali, D., H. Edelsbrunner, J. Harer, and Y. Mileyko. “Alpha-beta witness complexes.” Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) 4619 LNCS (January 1, 2007): 386–97. https://doi.org/10.1007/978-3-540-73951-7_34.Full Text
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Agarwal, P. K., H. Edelsbrunner, J. Harer, and Y. Wang. “Extreme elevation on a 2-manifold.” Discrete and Computational Geometry 36, no. 4 (January 1, 2006): 553–72. https://doi.org/10.1007/s00454-006-1265-8.Full Text
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Cohen-Steiner, D., H. Edelsbrunner, and J. Harer. “Stability of persistence diagrams.” Proceedings of the Annual Symposium on Computational Geometry, December 1, 2005, 263–71. https://doi.org/10.1145/1064092.1064133.Full Text
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Edelsbrunner, H., J. Harer, V. Natarajan, and V. Pascucci. “Local and global comparison of continuous functions.” Ieee Visualization 2004 Proceedings, Vis 2004, December 1, 2004, 275–80.
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Agarwal, P. K., H. Edelsbrunner, J. Harer, and Y. Wang. “Extreme elevation on a 2-manifold.” Proceedings of the Annual Symposium on Computational Geometry, January 1, 2004, 357–65. https://doi.org/10.1145/997817.997871.Full Text
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Cole-McLaughlin, K., H. Edelsbrunner, J. Harer, V. Natarajan, and V. Pascucci. “Loops in Reeb graphs of 2-manifolds.” Discrete and Computational Geometry 32, no. 2 (January 1, 2004): 231–44. https://doi.org/10.1007/s00454-004-1122-6.Full Text
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Edelsbrunner, H., J. Harer, A. Mascarenhas, and V. Pascucci. “Time-varying Reeb graphs for continuous space-time data.” Proceedings of the Annual Symposium on Computational Geometry, January 1, 2004, 366–72. https://doi.org/10.1145/997817.997872.Full Text
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Collins, A. D., P. K. Agarwal, and J. L. Harer. “HPRM: A hierarchical PRM.” Proceedings Ieee International Conference on Robotics and Automation 3 (December 9, 2003): 4433–38.
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Cole-McLaughlin, K., H. Edelsbrunner, J. Harer, V. Natarajan, and V. Pascucci. “Loops in Reeb graphs of 2-manifolds.” Proceedings of the Annual Symposium on Computational Geometry, January 1, 2003, 344–50. https://doi.org/10.1145/777842.777844.Full Text
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Edelsbrunner, H., J. Harer, V. Natarajan, and V. Pascucci. “Morse-Smale complexes for piecewise linear 3-manifolds.” Proceedings of the Annual Symposium on Computational Geometry, January 1, 2003, 361–70. https://doi.org/10.1145/777792.777846.Full Text
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Edelsbrunner, H., J. Harer, and A. Zomorodian. “Hierarchical Morse-Smale complexes for piecewise linear 2-manifolds.” Discrete and Computational Geometry 30, no. 1 (January 1, 2003): 87–107. https://doi.org/10.1007/s00454-003-2926-5.Full Text
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Agarwal, P. K., A. D. Collins, and J. L. Harer. “Minimal trap design.” Proceedings Ieee International Conference on Robotics and Automation 3 (January 1, 2001): 2243–48. https://doi.org/10.1109/ROBOT.2001.932956.Full Text
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Goulden, I. P., J. L. Harer, and D. M. Jackson. “A geometric parametrization for the virtual euler characteristics of the moduli spaces of real and complex algebraic curves.” Transactions of the American Mathematical Society 353, no. 11 (January 1, 2001): 4405–27. https://doi.org/10.1090/s0002-9947-01-02876-8.Full Text
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Edelsbrunner, H., J. Harer, and A. Zomorodian. “Hierarchical Morse complexes for piecewise linear 2-manifolds.” Proceedings of the Annual Symposium on Computational Geometry, January 1, 2001, 70–79. https://doi.org/10.1145/378583.378626.Full Text
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Bern, Marshall, David Eppstein, Pankaj K. Agarwal, Nina Amenta, Paul Chew, Tamal Dey, David P. Dobkin, et al. “Emerging Challenges in Computational Topology,” September 1, 1999.Link to Item
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Harer, J. “The third homology group of the moduli space of curves.” Duke Mathematical Journal 63, no. 1 (January 1, 1991): 25–55. https://doi.org/10.1215/S0012-7094-91-06302-7.Full Text
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Harer, J. L. “Stability of the homology of the moduli spaces of Riemann surfaces with spin structure.” Mathematische Annalen 287, no. 1 (March 1, 1990): 323–34. https://doi.org/10.1007/BF01446896.Full Text
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Harer, J., and D. Zagier. “The Euler characteristic of the moduli space of curves.” Inventiones Mathematicae 85, no. 3 (October 1, 1986): 457–85. https://doi.org/10.1007/BF01390325.Full Text
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Harer, J. L. “The virtual cohomological dimension of the mapping class group of an orientable surface.” Inventiones Mathematicae 84, no. 1 (February 1, 1986): 157–76. https://doi.org/10.1007/BF01388737.Full Text
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HARER, J., A. KAS, and R. KIRBY. “HANDLEBODY STRUCTURES FOR COMPLEX-SURFACES.” Memoirs of the American Mathematical Society 62, no. 350 (1986): 1–102.Link to Item
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Harer, J. “The second homology group of the mapping class group of an orientable surface.” Inventiones Mathematicae 72, no. 2 (June 1, 1983): 221–39. https://doi.org/10.1007/BF01389321.Full Text
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Harer, J. “How to construct all fibered knots and links.” Topology 21, no. 3 (January 1, 1982): 263–80. https://doi.org/10.1016/0040-9383(82)90009-X.Full Text
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Harer, J. “On Almost-Everywhere Convergent Eigenfunction Expansions of the Laplace-Beltrami Operator.” Mathematical Proceedings of the Cambridge Philosophical Society 92, no. 1 (January 1, 1982): 133–38. https://doi.org/10.1017/S030500410005979X.Full Text
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Casson, A. J., and J. L. Harer. “Some homology lens spaces which bound rational homology balls.” Pacific Journal of Mathematics 96, no. 1 (January 1, 1981): 23–36. https://doi.org/10.2140/pjm.1981.96.23.Full Text
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Harer, J. “On handlebody structures for hypersurfaces in ℂ3 and ℂP3.” Mathematische Annalen 238, no. 1 (February 1, 1978): 51–58. https://doi.org/10.1007/BF01351453.Full Text
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Conference Papers
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Tralie, C. J., P. Bendich, and J. Harer. “Multi-Scale Geometric Summaries for Similarity-Based Sensor Fusion.” In Ieee Aerospace Conference Proceedings, Vol. 2019-March, 2019. https://doi.org/10.1109/AERO.2019.8741399.Full Text
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Garagić, D., J. Peskoe, F. Liu, M. S. Claffey, P. Bendich, J. Hineman, N. Borggren, J. Harer, P. Zulch, and B. J. Rhodes. “Upstream fusion of multiple sensing modalities using machine learning and topological analysis: An initial exploration.” In Ieee Aerospace Conference Proceedings, 2018-March:1–8, 2018. https://doi.org/10.1109/AERO.2018.8396737.Full Text
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Tralie, C. J., A. Smith, N. Borggren, J. Hineman, P. Bendich, P. Zulch, and J. Harer. “Geometric Cross-Modal Comparison of Heterogeneous Sensor Data.” In Proceedings of the 39th Ieee Aerospace Conference, 2018.Open Access Copy Link to Item
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Bendich, P., E. Gasparovic, J. Harer, and C. Tralie. “Geometric models for musical audio data.” In Leibniz International Proceedings in Informatics, Lipics, 51:65.1-65.5, 2016. https://doi.org/10.4230/LIPIcs.SoCG.2016.65.Full Text Open Access Copy
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Bendich, P., E. Gasparovic, J. Harer, and C. Tralie. “Geometric Models for Musical Audio Data.” In Proceedings of the 32st International Symposium on Computational Geometry (Socg), 2016.Link to Item
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Bendich, P., E. Gasparovic, J. Harer, R. Izmailov, and L. Ness. “Multi-scale local shape analysis and feature selection in machine learning applications.” In Proceedings of the International Joint Conference on Neural Networks, Vol. 2015-September, 2015. https://doi.org/10.1109/IJCNN.2015.7280428.Full Text Open Access Copy
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Rouse, D., A. Watkins, D. Porter, J. Harer, P. Bendich, N. Strawn, E. Munch, et al. “Feature-aided multiple hypothesis tracking using topological and statistical behavior classifiers.” In Proceedings of Spie the International Society for Optical Engineering, Vol. 9474, 2015. https://doi.org/10.1117/12.2179555.Full Text
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Edelsbrunner, Herbert, and John Harer. “Persistent homology - a survey.” In Surveys on Discrete and Computational Geometry: Twenty Years Later, edited by J. E. Goodman, J. Pach, and R. Pollack, 453:257-+. AMER MATHEMATICAL SOC, 2008.Link to Item
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Bendich, Paul, David Cohen-Steiner, Herbert Edelsbrunner, John Harer, and Dmitriy Morozov. “Inferring Local Homology from Sampled Stratified Spaces.” In 48th Annual Ieee Symposium on Foundations of Computer Science (Focs’07). IEEE, 2007. https://doi.org/10.1109/focs.2007.45.Full Text
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Czumaj, Artur, and Christian Sohler. “Testing Expansion in Bounded-Degree Graphs.” In 48th Annual Ieee Symposium on Foundations of Computer Science (Focs’07). IEEE, 2007. https://doi.org/10.1109/focs.2007.33.Full Text
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- Scholarly, Clinical, & Service Activities
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Presentations & Appearances
- Inferring Control from Topology & Data, AFOSR Annual Review. December 17, 2013 2013
- Topological Data Analysis. July 1, 2013 2013
- Finding Gene Regulatory Networks and Their Parameters from Time Series Gene Expression Data. June 11, 2013 2013
- Learning Tracks and Group Behavior. June 1, 2013 2013
- Persistent Homology of Time-Delay Embeddings. June 1, 2013 2013
- Topological Data Analysis. June 1, 2013 2013
- Topological Data Analysis. June 1, 2013 2013
- Topological Data Analysis. May 31, 2013 2013
- DARPA BIochronicity: Biochronicity: Time, evolution, networks, and function. May 1, 2013 2013
- Topology for Tracking. March 15, 2013 2013
- Obstruction Theory and Quantum Information. March 1, 2013 2013
- Topology and Security. March 1, 2013 2013
- Topological Data Analysis,. February 1, 2013 2013
- Topological Data Analysis. February 1, 2013 2013
- Inferring Control from Topology & Data, AFOSR Annual Review. December 21, 2012 2012
- Building Regulatory Networks _x000B_for Periodic Procceses. November 1, 2012 2012
- Frechet means for persistence diagrams and vineyads. October 1, 2012 2012
- Mathematical Ideas in the Life Sciences Modeling Cellular Clocks. September 1, 2012 2012
- Topological Data Analysis. September 1, 2012 2012
- Building Gene Regulatory Networks for Periodic Processes. August 1, 2012 2012
- DARPA Biochronicity: Toward Building a Unified Biological Clock and Understanding its Response to External Factors. August 1, 2012 2012
- DARPA BIochronicity: Biochronicity: Time, evolution, networks, and function. May 8, 2012 2012
- DARPA Biochronicity Kick-Off: Biochronicity: Time, evolution, networks, and function. February 1, 2012 2012
- DARPA Biochronicity: Algorithms and methods of discovering periodicity in biological datasets. February 1, 2012 2012
- Time Series, Time Varying Data, Geometry and Topology. February 1, 2012 2012
- Topological & Geometric Structure in Noisy Data. February 1, 2012 2012
- Inferring Control from Topology & Data. November 29, 2011 2011
- Structure in Noisy Data. October 7, 2011 2011
- Structure in Data. September 8, 2011 2011
- Modeling Gene Networks. August 29, 2011 2011
- Networks That Self-Heal: Slime Molds in Action. May 19, 2011 2011
- Structure in Data. May 17, 2011 2011
- Statistics on Persistence Diagrams. April 9, 2011 2011
- Structure in Data. April 8, 2011 2011
- Structure in Data. April 1, 2011 2011
- Community Network -_x000B_Biological Inspiration. Princeton University. December 17, 2010 2010
- Computational Topology _x000B_Methods for _x000B_Dimension Reduction. Duke Univesity. December 17, 2010 2010
- Control of the Yeast Cell Cycle. DARPA FunBio Annual Review. DARPA. December 17, 2010 2010
- FunBio_x000B_- Biologically Inspiration_x000B_for Networks. Princeton University. December 17, 2010 2010
- Inferring Control from Topology and Data. November 29, 2010 2010
- Self-Healing Networks. June 1, 2010 2010
- Network Node FunBio. January 1, 2010 2010
- Persistent Local Homology for Root Shape. October 1, 2009 2009
- Dynamics of Biological Models of Gene Regulator y Networks. August 10, 2009 2009
- Finding Cycles in Boolean Networks. June 11, 2009 2009
- Plant Root Architecture. May 27, 2009 2009
- Dynamics on Biological Networks. April 3, 2009 2009
- Persistence, Point Clouds and Local Homology. March 23, 2009 2009
- Gene Regulatory Network Clocks.. March 18, 2009 2009
- Persistence, Point Clouds and Local Homology. March 4, 2009 2009
- Biological Clocks. March 1, 2009 2009
- Gene Regulatory Network Clocks.. March 1, 2009 2009
- Persistent Homology and Applications. November 10, 2008 2008
- How do Biological Networks Keep Time. September 18, 2008 2008
- Persistence, Point Clouds and Local Homology. September 18, 2008 2008
- Persistent Intersection Homology. September 18, 2008 2008
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Outreach & Engaged Scholarship
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Service to the Profession
- Member of 3 person organizing committee : Workshop on Topological Data Analysis - IMA. October 2016 2016
- Consultant to RESCON, Ltd.. December 22, 2013 2013
- Program Review Committee - MBI. December 22, 2013 2013
- Review Committee for all Tulane PhD science programs. March 2013 2013
- Chairman : Board of Trustees, London Institute for Mathematical Sciences. 2013 2013
- Organizer : Workshops of the Mathematics of Cyber for NSF. 2013 2013
- Panel Member : NSF Review Panel - CDS&E program. December 18, 2012 2012
- Consultant to ARGON ST. 2011 - 2012 2011 - 2012
- Consultant to Grassroots Technology. 2009 - 2011 2009 - 2011
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Service to Duke
- Committee for Vice Provost for Research. December 10, 2013 2013
- Center for Systems Biology. December 17, 2010 2010
- Thesis Committee - Andreas Pfenning - CBB. December 17, 2010 2010
- Thesis Committee - Jacob Frelinger - CBB. December 17, 2010 2010
- Thesis Committee - Ying Zheng- CS. December 17, 2010 2010
- CBB Admissions Committee. December 17, 2008 - July 1, 2012 2008 - 2012
- CBB Advisory Comittee. December 17, 2008 - July 1, 2012 2008 - 2012
- Center for Systems Biology Steering Committee. December 12, 2008 2008
- Computational Biology and Bioinformatics PhD Program. October 25, 2008 - July 1, 2012 2008 - 2012
- Modeling Biological Systems Undergraduate Certificate. October 25, 2008 - July 1, 2011 2008 - 2011
- Nescent Director Search Committee. October 25, 2008 2008
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