Masaaki Sugihara

Publication Activity (10 Years)

Years Active: 1996-2020
Publications (10 Years): 8

Top Topics

Error Estimates

Stopping Criterion

Global Convergence

Subspace Methods

Top Venues

J. Comput. Appl. Math.

Numerische Mathematik

Publications

Shoji Itoh, Masaaki Sugihara
Changing over stopping criterion for stable solving nonsymmetric linear equations by preconditioned conjugate gradient squared method. Appl. Math. Lett. 102 (2020)
Ken'ichiro Tanaka, Tomoaki Okayama, Masaaki Sugihara
An optimal approximation formula for functions with singularities. J. Approx. Theory 234 (2018)
Hisashi Kohashi, Kosuke Sugita, Masaaki Sugihara, Takeo Hoshi
Efficient methods for computing integrals in electronic structure calculations. JSIAM Lett. 9 (2017)
Shoji Itoh, Masaaki Sugihara
Analysis of the structure of the Krylov subspace in various preconditioned CGS algorithms. CoRR (2016)
Suguru Yamanaka, Hidetoshi Nakagawa, Masaaki Sugihara
A random thinning model with a latent factor for improvement of top-down credit risk assessment. JSIAM Lett. 8 (2016)
Shoji Itoh, Masaaki Sugihara
The structure of the polynomials in preconditioned BiCG algorithms and the switching direction of preconditioned systems. CoRR (2016)
Shinji Ito, Kensuke Aishima, Takaaki Nara, Masaaki Sugihara
Orthogonal polynomial approach to estimation of poles of rational functions from data on open curves. J. Comput. Appl. Math. 273 (2015)
Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara
Theoretical analysis of Sinc-Nyström methods for Volterra integral equations. Math. Comput. 84 (293) (2015)
Ken Hayami, Masaaki Sugihara
Corrigendum to: A geometric view of Krylov subspace methods on singular systems. Numer. Linear Algebra Appl. 21 (5) (2014)
Kensuke Aishima, Takayasu Matsuo, Kazuo Murota, Masaaki Sugihara
A shift strategy for superquadratic convergence in the dqds algorithm for singular values. J. Comput. Appl. Math. 257 (2014)
Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara
Error estimates with explicit constants for Sinc approximation, Sinc quadrature and Sinc indefinite integration. Numerische Mathematik 124 (2) (2013)
Ken'ichiro Tanaka, Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara
DE-Sinc methods have almost the same convergence property as SE-Sinc methods even for a family of functions fitting the SE-Sinc methods. Numerische Mathematik 125 (3) (2013)
Tomoaki Okayama, Ken'ichiro Tanaka, Takayasu Matsuo, Masaaki Sugihara
DE-Sinc methods have almost the same convergence property as SE-Sinc methods even for a family of functions fitting the SE-Sinc methods. Numerische Mathematik 125 (3) (2013)
Takaharu Yaguchi, Takayasu Matsuo, Masaaki Sugihara
The discrete variational derivative method based on discrete differential forms. J. Comput. Phys. 231 (10) (2012)
Kensuke Aishima, Takayasu Matsuo, Kazuo Murota, Masaaki Sugihara
A Wilkinson-like multishift QR algorithm for symmetric eigenvalue problems and its global convergence. J. Comput. Appl. Math. 236 (15) (2012)
Ken Hayami, Masaaki Sugihara
A geometric view of Krylov subspace methods on singular systems. Numer. Linear Algebra Appl. 18 (3) (2011)
Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara
On boundedness of the condition number of the coefficient matrices appearing in Sinc-Nyström methods for Fredholm integral equations of the second kind. JSIAM Lett. 3 (2011)
Suguru Yamanaka, Masaaki Sugihara, Hidetoshi Nakagawa
Analysis of credit event impact with self-exciting intensity model. JSIAM Lett. 3 (2011)
Suguru Yamanaka, Masaaki Sugihara, Hidetoshi Nakagawa
Analysis of downgrade risk in credit portfolios with self-exciting intensity model. JSIAM Lett. 3 (2011)
Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara
Error estimates with explicit constants for the tanh rule and the DE formula for indefinite integrals. JSIAM Lett. 2 (2010)
Masaaki Tanio, Masaaki Sugihara
GBi-CGSTAB(s, L): IDR(s) with higher-order stabilization polynomials. J. Comput. Appl. Math. 235 (3) (2010)
Kensuke Aishima, Takayasu Matsuo, Kazuo Murota, Masaaki Sugihara
Superquadratic convergence of DLASQ for computing matrix singular values. J. Comput. Appl. Math. 234 (4) (2010)
Takaharu Yaguchi, Takayasu Matsuo, Masaaki Sugihara
An extension of the discrete variational method to nonuniform grids. J. Comput. Phys. 229 (11) (2010)
Takaharu Yaguchi, Takayasu Matsuo, Masaaki Sugihara
Conservative numerical schemes for the Ostrovsky equation. J. Comput. Appl. Math. 234 (4) (2010)
Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara
Sinc-collocation methods for weakly singular Fredholm integral equations of the second kind. J. Comput. Appl. Math. 234 (4) (2010)
Masaaki Sugihara
De-Sinc numerical methods. SNC (2009)
Ken'ichiro Tanaka, Masaaki Sugihara, Kazuo Murota, Masatake Mori
Function classes for double exponential integration formulas. Numerische Mathematik 111 (4) (2009)
Ken'ichiro Tanaka, Masaaki Sugihara, Kazuo Murota
Function classes for successful DE-Sinc approximations. Math. Comput. 78 (267) (2009)
Kensuke Aishima, Takayasu Matsuo, Kazuo Murota, Masaaki Sugihara
On Convergence of the DQDS Algorithm for Singular Value Computation. SIAM J. Matrix Anal. Appl. 30 (2) (2008)
Ken'ichiro Tanaka, Masaaki Sugihara, Kazuo Murota
Numerical indefinite integration by double exponential sinc method. Math. Comput. 74 (250) (2005)
Masaaki Sugihara
Near optimality of the sinc approximation. Math. Comput. 72 (242) (2003)
Shao-Liang Zhang, Yoshio Oyanagi, Masaaki Sugihara
Necessary and sufficient conditions for the convergence of Orthomin(k) on singular and inconsistent linear systems. Numerische Mathematik 87 (2) (2000)
Masaaki Sugihara, Seiji Fujino
Numerical solutions of Burgers' equation with a large Reynolds number. Reliab. Comput. 2 (2) (1996)