Spectral effects of large matrices from oil reservoir simulators on performance of scalable direct solvers

Keyphrases

• Eigenvalues 100%
• Direct Solver 100%
• Large Matrices 100%
• Oil Reservoir Simulation 100%
• Spectral Effects 100%
• Number of Cores 80%
• Sparse Matrices 60%
• Minimum number 60%
• Pattern Matrix 40%
• Eigenvalue Distribution 40%
• Sparsity Level 40%
• Oil Reservoir 20%
• 3-phase 20%
• Performance Bottleneck 20%
• Matrix Effect 20%
• Disjoint 20%
• Large Sparse Linear Systems 20%
• Communication Overhead 20%
• Elapsed Time 20%
• Life Decisions 20%
• Reservoir Simulator 20%
• Gas Reservoir 20%
• University of Florida 20%
• Dual-porosity Dual-permeability 20%
• Gershgorin Circles 20%
• Problem Size 20%
• Black Oil Model 20%
• Dual-permeability Model 20%
• Gershgorin Circle Theorem 20%
• Reservoir Modeling 20%
• Square Matrix 20%
• Single-porosity 20%
• Emilia 20%
• EOS Model 20%
• Test Matrix 20%
• Decision-making Applications 20%
• Wall Clock Time 20%

Engineering

• Eigenvalue 100%
• Oil Reservoir 100%
• Sparsity 28%
• Porosity 28%
• Real Life 14%
• Elapsed Time 14%
• Gas Reservoir 14%
• Square Matrix 14%
• Black Oil 14%

Mathematics

• Matrix (Mathematics) 100%
• Eigenvalue 50%
• Sparse Matrix 21%
• Circle 7%
• Sparse Linear Systems 7%
• Gerschgorin's Theorem 7%
• Real Life 7%
• Square Matrix 7%