Found 31 Documents (Results 1–31)
Trace Lasso regularization for adaptive sparse canonical correlation analysis via manifold optimization approach. (English) Zbl 07910599
New vector transport operators extending a Riemannian CG algorithm to generalized Stiefel manifold with low-rank applications. (English) Zbl 1542.90195
Riemannian preconditioned algorithms for tensor completion via tensor ring decomposition. (English) Zbl 07850970
MSC:
90Cxx
Nonmonotone feasible arc search algorithm for minimization on Stiefel manifold. (English) Zbl 1531.65080
Computing the action ground state for the rotating nonlinear Schrödinger equation. (English) Zbl 1514.35129
Global convergence of Riemannian line search methods with a Zhang-Hager-type condition. (English) Zbl 1505.65218
A limited-memory Riemannian symmetric rank-one trust-region method with a restart strategy. (English) Zbl 1500.90069
Delayed gradient methods for symmetric and positive definite linear systems. (English) Zbl 1507.65103
Implicit steepest descent algorithm for optimization with orthogonality constraints. (English) Zbl 1493.90191
MSC:
90C30
New Riemannian preconditioned algorithms for tensor completion via polyadic decomposition. (English) Zbl 1492.65107
A Riemannian rank-adaptive method for low-rank matrix completion. (English) Zbl 1484.90110
MSC:
90C30
An efficient damped Newton-type algorithm with globalization strategy on Riemannian manifolds. (English) Zbl 1480.90226
Algorithms for approximating means of semi-infinite quasi-Toeplitz matrices. (English) Zbl 1496.65059
Nielsen, Frank (ed.) et al., Geometric science of information. 5th international conference, GSI 2021, Paris, France, July 21–23, 2021. Proceedings. Cham: Springer. Lect. Notes Comput. Sci. 12829, 405-414 (2021).
A global Newton method for the nonsmooth vector fields on Riemannian manifolds. (English) Zbl 1470.58007
Geometrical inverse matrix approximation for least-squares problems and acceleration strategies. (English) Zbl 1456.65027
Computing the matrix geometric mean: Riemannian versus Euclidean conditioning, implementation techniques, and a Riemannian BFGS method. (English) Zbl 1474.65131
A Riemannian submersion-based approach to the Wasserstein barycenter of positive definite matrices. (English) Zbl 1447.53087
Averaging symmetric positive-definite matrices. (English) Zbl 1512.15041
Grohs, Philipp (ed.) et al., Handbook of variational methods for nonlinear geometric data. Cham: Springer. 555-575 (2020).
The derivative of the matrix geometric mean with an application to the nonnegative decomposition of tensor grids. (English) Zbl 1445.15017
Bini, Dario Andrea (ed.) et al., Structured matrices in numerical linear algebra. Analysis, algorithms and applications. Selected papers of the INdAM meeting on structured matrices in numerical linear algebra: analysis, algorithms and applications, Cortona, Italy, September 4–8, 2017. Cham: Springer. Springer INdAM Ser. 30, 107-128 (2019).
Reviewer: V. Lokesha (Bangalore)
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