SIAM CSC09 Program
Time Speaker Title
Thursday
1:30 pm IP: Dan Spielman (Yale University) Using Combinatorics to Solve Systems in M-matrices in Nearly-linear Time (joint with LA09)
2:15 pm Break
2:40 pm Opening Remarks
2:45 pm David Fritzsche, Andreas Frommer and Daniel B. Szyld Algorithms for Fast Graph Partitioning and Applications to Preconditioning
3:15 pm Michael M. Wolf, Erik G. Boman and Cédric Chevalier Improved Data Partitioning by Nested Dissection with Applications to Information Retrieval
3:45 pm Assefaw Gebremedhin, Arijit Tarafdar, Duc Nguyen and Alex Pothen Ordering for Coloring and More
4:15 pm Florin Dobrian, Mahantesh Halappanavar and Alex Pothen The Role of the Dulmage-Mendelsohn Decomposition in Bipartite Maximum Vertex-Weight Matching
Break    
5:00 pm Grey Ballard, James Demmel, Olga Holtz and Oded Schwartz Minimizing Communication in Linear Algebra
5:30 pm Patrick Amestoy, François-Henry Rouet and Bora Uçar On Computing Arbitrary Entries of the Inverse of a Matrix
6:00 pm Haim Avron, Petar Maymounkov and Sivan Toledo Engineering a Random-Sampling Numerical Linear Algebra Algorithm
6:30 pm Jennifer Scott, John Reid and Jonathan Hogg A DAG-based Sparse Cholesky Solver for Multicore Architectures
Friday
8:30 am IP: Kevin McCurley (Google) Value from Data: A Case Study using Similarity
9:15 pm Break
9:45 am Fredrik Manne and Md. Mostofa Ali Patwary A Scalable Parallel Union-Find Algorithm for Distributed Memory Computers
10:15 am Stephane Gaubert, Laura Grigori and Meisam Sharify A Parallel Optimal Assignment Algorithm Based on Diagonal Scaling
10:45 am Mahantesh Halappanavar, Florin Dobrian and Alex Pothen Matchings in Massive Graphs on Terascale Computers
11:15 am Jun-Ho Her and Francois Pellegrini Towards Efficient and Scalable Parallel Static Mapping
Lunch    
1:15 pm David Day, Erik G. Boman, Heidi Thornquist and Eric Keiter A Parallel Preconditioning Strategy for Efficient Transistor-Level Circuit Simulation
1:45 pm Satoru Iwata, Mizuyo Takamatsu and Caren Tischendorf Structural Characterization on Index of DAEs in Hybrid Analysis for General Circuits
2:15 pm Bryan Klingner and Jonathan Shewchuk Aggressive Tetrahedral Mesh Improvement
2:45 pm Mary Beth Hribar, Laurent Visconti and Andrew Chapman Numerical Libraries at Microsoft
Break    
3:45 pm Ilya Safro Algebraic Distance and Its Applications to Combinatorial Scientific Computing Problems
4:15 pm Mark Iwen Combinatorial Methods for Computationally Efficient Non-Linear Approximation
4:45 pm CSC Business meeting
5:30 - 7:30 pm Poster Session
Saturday
8:30 am IP: Andreas Griewank (Humboldt-Universität, Berlin) Combinatorics and Algorithmic (Automatic) Differentiation
9:15 pm Break
9:45 am Viktor Mosenkis, Uwe Naumann and Elmar Peise Low-Memory Tour Reversal in Directed Graphs
10:15 am Martin Buecker, Michael Luelfesmann and Andreas Wolf Bidirectional Partitioning is No Better Than Unidirectional Partitioning for Computing Diagonal Jacobian Entries
10:45 am Ebadollah Varnik and Uwe Naumann What Color is the Non-Constant Part of Your Jacobian?
11:15 am Shahadat Hossain, Mahmudul Hasan and Trond Steihaug DSJM: A Software Toolkit for Direct Determination of Sparse Jacobian Matrices



Posters
Authors Title
Cédric Chevalier and Erik G. Boman An Accurate Hypergraph Model For Mesh Partitioning
Klaus Leppkes On the Use of Direct vs. Iterative Sparse Linear Solver in Adjoint Computations
Steven Orla Kimbrough and David Wood Constrained Optimization via Combinatorial Interpolation to the Feasible -- Infeasible Boundary Along Gray Code Paths
Steven Ehrlich and Tzu-Yi Chen On the Complexity of Fill Minimization for Nonsymmetric Matrices
Cancelled: Trond Steihaug and Lennart Frimannslund Sparsity in Derivative Free Optimization
Shmuel Friedland, Per-Hakan Lundow and Klas Markstrom On the 1-Vertex Transfer Matrix
Sanjukta Bhowmick and Suzanne Shontz Obtaining High-Quality Untangled Meshes Through Force-Directed Graph Embedding
Bo Zhang, Jingfang Huang, Nikos Pitsianis and Xiaobai Sun Spatio-temporal Partition of the FMM Interaction Graph
Cancelled: Viral B. Shah and Brad McRae Challenges with Combinatorial Computing in Circuitscape
Cancelled: Timothy A. Davis The University of Florida Sparse Matrix Collection
Gil Shklarski and Sivan Toledo Computing the Null Space of Finite Element Problems
NEW Andrew Lyons Exact Lower Bounds for Derivative Accumulation