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Aydın Buluç

Aydın Buluç
Research Scientist
Phone: +1 510 486 5197

Aydın Buluç is a Research Scientist at the Lawrence Berkeley National Lab, working on high-performance graph analysis, libraries, and their applications in genomics and bioinformatics. His current research also includes parallel sparse matrix computations and communication-avoiding algorithms. Previously, he was a Luis W. Alvarez Fellow. He earned his doctorate in computer science from the University of California at Santa Barbara in 2010.

» Visit Aydın Buluç’s personal web page for more information.


Current Research

Journal Articles

Adam Lugowski, Shoaib Kamil, Aydın Buluç, Samuel Williams, Erika Duriakova, Leonid Oliker, Armando Fox, John R. Gilbert,, "Parallel processing of filtered queries in attributed semantic graphs", Journal of Parallel and Distributed Computing (JPDC), September 2014, doi: 10.1016/j.jpdc.2014.08.010

A. Buluç, K. Madduri, "Graph partitioning for scalable distributed graph computations", AMS Contemporary Mathematics, Graph Partitioning and Graph Clustering (Proc. 10th DIMACS Implementation Challenge), 2013,

A. Buluç, J. Gilbert, "Parallel sparse matrix-matrix multiplication and indexing: Implementation and experiments", SIAM Journal on Scientific Computing (SISC), 2012,

A. Buluç, J. Gilbert, "The Combinatorial BLAS: Design, implementation, and applications", International Journal of High-Perormance Computing Applications (IJHPCA), 2011,

A. Buluç, J. R. Gilbert, C. Budak, "Solving path problems on the GPU", Parallel Computing, 36(5-6):241 - 253., 2010, doi: http://dx.doi.org/10.1016/j.parco.2009.12.002

Conference Papers

Evangelos Georganas, Aydin Buluç, Jarrod Chapman, Leonid Oliker, Daniel Rokhsar, Katherine Yelick, "Parallel de bruijn graph construction and traversal for de novo genome assembly", Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis (SC'14), November 2014,

Veronika Strnadova, Aydın Buluç, Joseph Gonzalez, Stefanie Jegelka, Jarrod Chapman, John Gilbert, Daniel Rokhsar, Leonid Oliker, "Efficient and accurate clustering for large-scale genetic mapping", IEEE International Conference on Bioinformatics and Biomedicine (BIBM'14), November 1, 2014,

H. M. Aktulga, A. Buluc, S. Williams, C. Yang, "Optimizing Sparse Matrix-Multiple Vector Multiplication for Nuclear Configuration Interaction Calculations", 2014 International Parallel and Distributed Processing Symposium (IPDPS 2014), May 2014, doi: 10.1109/IPDPS.2014.125

Grey Ballard, Aydin Buluç, James Demmel, Laura Grigori, Benjamin Lipshitz, Oded Schwartz, Sivan Toledo, "Communication optimal parallel multiplication of sparse random matrices", SPAA 2013: The 25th ACM Symposium on Parallelism in Algorithms and Architectures, Montreal, Canada, 2013, 222-231, doi: 10.1145/2486159.2486196

E. Solomonik, A. Buluç, J. Demmel, "Minimizing communication in all-pairs shortest paths", International Parallel and Distributed Processing Symposium (IPDPS), 2013,

Aydın Buluç, Erika Duriakova, Armando Fox, John Gilbert, Shoaib Kamil, Adam Lugowski, Leonid Oliker, Samuel Williams, "High-Productivity and High-Performance Analysis of Filtered Semantic Graphs", International Parallel and Distributed Processing Symposium (IPDPS), 2013, doi: 10.1145/2370816.2370897

Scott Beamer, Aydın Buluç, Krste Asanović, David A Patterson, "Distributed Memory Breadth-First Search Revisited: Enabling Bottom-Up Search", Proc. Workshop on Multithreaded Architectures and Applications (MTAAP), in conjunction with IPDPS, 2013,

K. Kandalla, A. Buluç, H. Subramoni, K. Tomko, J. Vienne, L. Oliker, D. K. Panda, "Can network-offload based non-blocking neighborhood MPI collectives improve communication overheads of irregular graph algorithms?", International Workshop on Parallel Algorithms and Parallel Software (IWPAPS 2012), 2012,

A. Lugowski, D. Alber, A. Buluç, J. Gilbert, S. Reinhardt, Y. Teng, A. Waranis, "A flexible open-source toolbox for scalable complex graph analysis", SIAM Conference on Data Mining (SDM), 2012,

A. Lugowski, A. Buluç, J. Gilbert, S. Reinhardt, "Scalable complex graph analysis with the knowledge discovery toolbox", International Conference on Acoustics, Speech, and Signal Processing (ICASSP), March 2012,

A. Buluç, K. Madduri, "Parallel breadth-first search on distributed memory systems", Supercomputing (SC), November 2011,

A. Buluç, S. Williams, L. Oliker, J. Demmel, "Reduced-Bandwidth Multithreaded Algorithms for Sparse Matrix-Vector Multiplication", International Parallel Distributed Processing Symposium (IPDPS), May 2011, doi: 10.1109/IPDPS.2011.73

A. Buluç, J. T. Fineman, M. Frigo, J. R. Gilbert, C. E. Leiserson, "Parallel sparse matrix-vector and matrix-transpose-vector multiplication using compressed sparse blocks", SPAA '09 Proceedings of the twenty-first annual symposium on Parallelism in algorithms and architectures, 2009, doi: http://dx.doi.org/10.1145/1583991.1584053

A, Buluç, J. Gilbert, "Challenges and Advances in Parallel Sparse Matrix-Matrix Multiplication", Proceedings of the 37th International Conference on Parallel Processing (ICPP), 2008, doi: 10.1109/ICPP.2008.45

A. Buluç, J.R. Gilbert, "On the Representation and Multiplication of Hypersparse Matrices", IEEE International Symposium on Parallel and Distributed Processing (IPDPS), 2008, doi: http://doi.ieeecomputersociety.org/10.1109/IPDPS.2008.4536313

Book Chapters

A. Buluç, J. R. Gilbert, V. B. Shah, "Implementing Sparse Matrices for Graph Algorithms", Graph Algorithms in the Language of Linear Algebra. SIAM Press, ( 2011)

A. Buluç, J. R. Gilbert, "New Ideas in Sparse Matrix-Matrix Multiplication", Graph Algorithms in the Language of Linear Algebra. SIAM Press, ( 2011)


A. Buluç, A. Fox, J. R. Gilbert, S. Kamil, A. Lugowski, L. Oliker, S. Williams, "High-performance analysis of filtered semantic graphs", PACT '12 Proceedings of the 21st international conference on Parallel architectures and compilation techniques (extended abstract), 2012, doi: 10.1145/2370816.2370897