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Randomized block Krylov subspace algorithms for low-rank quaternion matrix approximations

Chaoqian Li, Yonghe Liu, Fengsheng Wu, Maolin Che

2023Numerical Algorithms13 citationsDOI

Topics & Concepts

MathematicsKrylov subspaceSingular value decompositionQuaternionSingular valueAlgorithmMatrix (chemical analysis)Rank (graph theory)Theory of computationApplied mathematicsIterative methodCombinatoricsEigenvalues and eigenvectorsGeometryPhysicsQuantum mechanicsComposite materialMaterials scienceSparse and Compressive Sensing TechniquesImage and Signal Denoising Methods
Randomized block Krylov subspace algorithms for low-rank quaternion matrix approximations | Litcius