Masaaki Sugihara

According to our database, Masaaki Sugihara authored at least 33 papers between 1996 and 2020.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2020

Changing over stopping criterion for stable solving nonsymmetric linear equations by preconditioned conjugate gradient squared method.

Shoji Itoh, Masaaki Sugihara

Appl. Math. Lett., 2020

2018

An optimal approximation formula for functions with singularities.

Ken'ichiro Tanaka, Tomoaki Okayama, Masaaki Sugihara

J. Approx. Theory, 2018

2017

Efficient methods for computing integrals in electronic structure calculations.

Hisashi Kohashi, Kosuke Sugita, Masaaki Sugihara, Takeo Hoshi

JSIAM Lett., 2017

2016

A random thinning model with a latent factor for improvement of top-down credit risk assessment.

Suguru Yamanaka, Hidetoshi Nakagawa, Masaaki Sugihara

JSIAM Lett., 2016

Analysis of the structure of the Krylov subspace in various preconditioned CGS algorithms.

Shoji Itoh, Masaaki Sugihara

CoRR, 2016

The structure of the polynomials in preconditioned BiCG algorithms and the switching direction of preconditioned systems.

Shoji Itoh, Masaaki Sugihara

CoRR, 2016

2015

Theoretical analysis of Sinc-Nyström methods for Volterra integral equations.

Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara

Math. Comput., 2015

Orthogonal polynomial approach to estimation of poles of rational functions from data on open curves.

Shinji Ito, Kensuke Aishima, Takaaki Nara, Masaaki Sugihara

J. Comput. Appl. Math., 2015

2014

Corrigendum to: A geometric view of Krylov subspace methods on singular systems.

Ken Hayami, Masaaki Sugihara

Numer. Linear Algebra Appl., 2014

A shift strategy for superquadratic convergence in the dqds algorithm for singular values.

Kensuke Aishima, Takayasu Matsuo, Kazuo Murota, Masaaki Sugihara

J. Comput. Appl. Math., 2014

2013

DE-Sinc methods have almost the same convergence property as SE-Sinc methods even for a family of functions fitting the SE-Sinc methods.

Tomoaki Okayama, Ken'ichiro Tanaka, Takayasu Matsuo, Masaaki Sugihara

Numerische Mathematik, 2013

Error estimates with explicit constants for Sinc approximation, Sinc quadrature and Sinc indefinite integration.

Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara

Numerische Mathematik, 2013

2012

The discrete variational derivative method based on discrete differential forms.

Takaharu Yaguchi, Takayasu Matsuo, Masaaki Sugihara

J. Comput. Phys., 2012

A Wilkinson-like multishift QR algorithm for symmetric eigenvalue problems and its global convergence.

Kensuke Aishima, Takayasu Matsuo, Kazuo Murota, Masaaki Sugihara

J. Comput. Appl. Math., 2012

2011

A geometric view of Krylov subspace methods on singular systems.

Ken Hayami, Masaaki Sugihara

Numer. Linear Algebra Appl., 2011

Analysis of downgrade risk in credit portfolios with self-exciting intensity model.

Suguru Yamanaka, Masaaki Sugihara, Hidetoshi Nakagawa

JSIAM Lett., 2011

Analysis of credit event impact with self-exciting intensity model.

Suguru Yamanaka, Masaaki Sugihara, Hidetoshi Nakagawa

JSIAM Lett., 2011

On boundedness of the condition number of the coefficient matrices appearing in Sinc-Nyström methods for Fredholm integral equations of the second kind.

Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara

JSIAM Lett., 2011

2010

Error estimates with explicit constants for the tanh rule and the DE formula for indefinite integrals.

Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara

JSIAM Lett., 2010

An extension of the discrete variational method to nonuniform grids.

Takaharu Yaguchi, Takayasu Matsuo, Masaaki Sugihara

J. Comput. Phys., 2010

Conservative numerical schemes for the Ostrovsky equation.

Takaharu Yaguchi, Takayasu Matsuo, Masaaki Sugihara

J. Comput. Appl. Math., 2010

GBi-CGSTAB(s, L): IDR(s) with higher-order stabilization polynomials.

Masaaki Tanio, Masaaki Sugihara

J. Comput. Appl. Math., 2010

Sinc-collocation methods for weakly singular Fredholm integral equations of the second kind.

Tomoaki Okayama, Takayasu Matsuo, Masaaki Sugihara

J. Comput. Appl. Math., 2010

Superquadratic convergence of DLASQ for computing matrix singular values.

Kensuke Aishima, Takayasu Matsuo, Kazuo Murota, Masaaki Sugihara

J. Comput. Appl. Math., 2010

Systematic Performance Evaluation of Linear Solvers Using Quality Control Techniques.

Shoji Itoh, Masaaki Sugihara

Proceedings of the Software Automatic Tuning, From Concepts to State-of-the-Art Results, 2010

2009

Function classes for double exponential integration formulas.

Ken'ichiro Tanaka, Masaaki Sugihara, Kazuo Murota, Masatake Mori

Numerische Mathematik, 2009

Function classes for successful DE-Sinc approximations.

Ken'ichiro Tanaka, Masaaki Sugihara, Kazuo Murota

Math. Comput., 2009

De-Sinc numerical methods.

Masaaki Sugihara

Proceedings of the Symbolic Numeric Computation, 2009

2008

On Convergence of the DQDS Algorithm for Singular Value Computation.

Kensuke Aishima, Takayasu Matsuo, Kazuo Murota, Masaaki Sugihara

SIAM J. Matrix Anal. Appl., 2008

2005

Numerical indefinite integration by double exponential sinc method.

Ken'ichiro Tanaka, Masaaki Sugihara, Kazuo Murota

Math. Comput., 2005

2003

Near optimality of the sinc approximation.

Masaaki Sugihara

Math. Comput., 2003

2000

Necessary and sufficient conditions for the convergence of Orthomin(k) on singular and inconsistent linear systems.

Shao-Liang Zhang, Yoshio Oyanagi, Masaaki Sugihara

Numerische Mathematik, 2000

1996

Numerical solutions of Burgers' equation with a large Reynolds number.

Masaaki Sugihara, Seiji Fujino

Reliab. Comput., 1996