Dmitriy Morozov

Dmitriy Morozov

Staff Scientist

Phone: +1-510-486-4292

Biographical Sketch

Dmitriy is a research scientist in the Machine Learning and Analytics group of LBNL's Scientifc Data Division, where he has been since January 2011. Dmitriy received a PhD in Computer Science from Duke University in 2008. Before coming to LBNL, he spent two years as a postdoctoral scholar in Computer Science and Mathematics at Stanford University. Dmitriy's research is in the field of computational geometry and topology. At LBNL he has worked on parallel computation of topological descriptors as well as on extracting geometric descriptors of porous materials.

Journal Articles

Andrey Babichev, Dmitriy Morozov, Yuri Dabaghian, "Robust spatial memory maps encoded by networks with transient", PLoS computational biology, 2018, 14:e1006433, doi: https://doi.org/10.1371/journal.pcbi.1006433

K Beketayev, D Yeliussizov, D Morozov, GH Weber, B Hamann, "Measuring the Error in Approximating the Sub-Level Set Topology of Sampled Scalar Data", International Journal of Computational Geometry and Applications, 2018, 28:57--77, doi: 10.1142/S0218195918500036

Michael Kerber, Dmitriy Morozov, Arnur Nigmetov, "Geometry Helps to Compare Persistence Diagrams", Journal of Experimental Algorithmics, 2017, 22:1.4:1--1.4, doi: 10.1145/3064175

Brian Friesen, Ann Almgren, Zarija Lukić, Gunther Weber, Dmitriy Morozov, Vincent Beckner, Marcus Day, "In situ and in-transit analysis of cosmological simulations", Computational Astrophysics and Cosmology, 2016, 3 (4):1-18,

D Morozov, Z Lukić, "Master of puppets: Cooperative multitasking for in situ processing", HPDC 2016 - Proceedings of the 25th ACM International Symposium on High-Performance Parallel and Distributed Computing, 2016, 285--288, doi: 10.1145/2907294.2907301

Paul Bendich, Herbert Edelsbrunner, Dmitriy Morozov, Amit, "Homology and robustness of level and interlevel sets", Homology, Homotopy and Applications, 2013, 15:51--72,

Leonidas Guibas, Dmitriy Morozov, Quentin M\ erigot, "Witnessed k-Distance", Discrete \& computational geometry, 2013, 49:22--45, doi: 10.1007/s00454-012-9465-x

M Aanjaneya, F Chazal, D Chen, M Glisse, L Guibas, D Morozov, "Metric graph reconstruction from noisy data", International Journal of Computational Geometry and Applications, 2012, 22:305--325, doi: 10.1142/S0218195912600072

D Ushizima, D Morozov, GH Weber, AGC Bianchi, JA Sethian, EW Bethel, "Augmented topological descriptors of pore networks for material science", IEEE Transactions on Visualization and Computer Graphics, 2012, 18:2041--2050, LBNL 5964E, doi: 10.1109/TVCG.2012.200

Download File: LBNL-5964E.pdf (pdf: 5.4 MB)

Conference Papers

P Koanantakool, A Ali, A Azad, A Buluç, D Morozov, L Oliker, KA Yelick, S-Y Oh, "Communication-Avoiding Optimization Methods for Distributed Massive-Scale Sparse Inverse Covariance Estimation.", Proceedings of Machine Learning Research, PMLR, 2018, 84:1376--1386,

Erich Lohrmann, Zarija Lukic, Dmitriy Morozov, Juliane Mueller, "Programmable In Situ System for Iterative Workflows", Lecture Notes in Computer Science, Cham, Springer International Publishing, January 1, 2018, 10773:122--131, doi: 10.1007/978-3-319-77398-8\_7

Dmitriy Morozov, Tom Peterka, "Block-parallel data analysis with DIY2", Large Data Analysis and Visualization (LDAV), 2016 IEE Symposium on, 2016, 29--36,

Utkarsh Ayachit, Andrew Bauer, Earl PN Duque, Greg Eisenhauer, Nicola Ferrier, Junmin Gu, Kenneth E Jansen, Burlen Loring, Zarija Lukic, Suresh Menon, others, "Performance analysis, design considerations, and applications of extreme-scale in situ infrastructures", SC 16: Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis, 2016, 921--932, LBNL 1007264,

Dmitriy Morozov, Tom Peterka, "Efficient Delaunay tessellation through K-D tree decomposition", SC 16, Piscataway, NJ, USA, IEEE Press, 2016, 62,

P Koanantakool, A Azad, A Buluc, D Morozov, SY Oh, L Oliker, K Yelick, "Communication-Avoiding Parallel Sparse-Dense Matrix-Matrix Multiplication", Proceedings - 2016 IEEE 30th International Parallel and Distributed Processing Symposium, IPDPS 2016, January 2016, 842--853, doi: 10.1109/IPDPS.2016.117

R Lewis, D Morozov, "Parallel computation of persistent homology using the blowup complex", Annual ACM Symposium on Parallelism in Algorithms and Architectures, 2015, 2015-Jun:323--331, doi: 10.1145/2755573.2755587

T Peterka, D Morozov, C Phillips, "High-Performance Computation of Distributed-Memory Parallel 3D Voronoi and Delaunay Tessellation", International Conference for High Performance Computing, Networking, Storage and Analysis, SC, 2014, 2015-Jan:997--1007, doi: 10.1109/SC.2014.86

Dmitriy Morozov, Gunther Weber, "Distributed Merge Trees", PPoPP 13, New York, NY, USA, ACM, 2013, 93--102, doi: 10.1145/2442516.2442526

Herbert Edelsbrunner, Dmitriy Morozov, "Persistent Homology: Theory and Practice", European Congress of Mathematics Krakow, 2 -- 7 July, 2012, Zuerich, Switzerland, European Mathematical Society Publishing House, 2013, 31--50, doi: 10.4171/120-1/3

K Beketayev, GH Weber, D Morozov, A Abzhanov, B Hamann, "Geometry-preserving topological landscapes", Proceedings - WASA 2012: Workshop at SIGGRAPH Asia 2012, 2012, 155--160, doi: 10.1145/2425296.2425324

Book Chapters

Herbert Edelsbrunner, Dmitriy Morozov, "Persistent Homology", Handbook of Discrete and Computational Geometry, 3rd ed., (CRC Press: 2017)

P Oesterling, C Heine, GH Weber, D Morozov, G Scheuermann, "Computing and visualizing time-varying merge trees for high-dimensional data", Mathematics and Visualization, ( 2017) Pages: 87--101 doi: 10.1007/978-3-319-44684-4_5

Dmitriy Morozov, Gunther H Weber, "Distributed Contour Trees", Topological Methods in Data Analysis and Visualization III, (Springer International Publishing: 2014) Pages: 89--102 doi: 10.1007/978-3-319-04099-8\_6

K Beketayev, D Yeliussizov, D Morozov, GH Weber, B Hamann, "Measuring the distance between merge trees", Mathematics and Visualization, ( 2014) Pages: 151--165 doi: 10.1007/978-3-319-04099-8_10

Others

Dmitriy Smirnov, Dmitriy Morozov, Triplet Merge Trees, 2017,

Gunnar Carlsson, Vin de Silva, Sara Verovsek, Dmitriy Morozov, Parametrized Homology via Zigzag Persistence, 2016,