Anasazi
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The Anasazi::RandomizedSolMgr approximates largest eigenvalues/eigenvectors by performing a simple Rayleigh-Ritz projection over a random block of vectors. More...
#include <AnasaziRandomizedSolMgr.hpp>
The Anasazi::RandomizedSolMgr approximates largest eigenvalues/eigenvectors by performing a simple Rayleigh-Ritz projection over a random block of vectors.
This algorithm is well-known. The implementation is adapted from that found in N. Halko et al, "Finding Structure with Randomness: Probabilistic Algorithms for Constructing Approximate Matrix Decompositions", SIAM Review, 53 (2011), pp. 217-288, https://doi.org/10.1137/090771806