1. FFT, FMM, and Multigrid on the Road to Exascale: performance challenges and opportunities Ibeid, H., Olson, L., and Gropp, W. Journal of Parallel and Distributed Computing [abstract] [arXiv]
  2. Learning with Analytical Models Ibeid, H., Meng, S., Dobon, O., Olson, L., and Gropp, W. IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW) [abstract] [arXiv]


  1. Fast Multipole Preconditioners for Sparse Matrices Arising from Elliptic Equations Ibeid, H., Yokota, R., Pestana, J., and Keyes, D. Computing and Visualization in Science [abstract] [arXiv] [code]


  1. Communication Reducing Algorithms for Distributed Hierarchical N-Body Problems with Boundary Distributions Abduljabbar, M., Markomanolis, G., Ibeid, H., Yokota, R., and Keyes, D. International Supercomputing Conference (ISC) [abstract] [arXiv] [code]


  1. A Performance Model for the Communication in Fast Multipole Methods on High-performance Computing Platforms Ibeid, H., Yokota, R., and Keyes, D. International Journal of High Performance Computing Applications (IJHPCA) [abstract] [arXiv] [code]
  2. A Generic Buffer Occupancy Expression for Stop-and-Wait Hybrid Automatic Repeat Request Protocol over Unstable Channels Darabkh, K., Ibeid, H., Jafar, I., and Al-Zubi, R. Telecommunication Systems [abstract]


  1. Fast Multipole Method as a Matrix-Free Hierarchical Low-Rank Approximation Yokota, R., Ibeid, H., and Keyes, D. International Workshop on Eigenvalue Problems: Algorithms, Software and Applications in Petascale Computing (EPASA) [abstract] [arXiv]


  1. Petascale Molecular Dynamics Simulation using the Fast Multipole Method on K Computer Ohno, Y., Yokota, R., Koyama, H., Morimoto, G., Hasegawa, A., Masumoto, G., Okimoto, N., Hirano, Y., Ibeid, H., Narumi, T., and M., Taiji Computer Physics Communications [abstract]


  1. Toward Accelerating the Matrix Inversion Computation of Symmetric Positive-definite Matrices on Heterogeneous GPU-based Systems Ibeid, H., Kaushik, D., Keyes, D., and Ltaief, H. IEEE International Conference on High Performance Computing (HiPC) [abstract] [PDF]



  1. Fast Multipole-Based Elliptic PDE Solver and Preconditioner. [abstract] [PDF]