Masashi Iwasaki

Publication Activity (10 Years)

Years Active: 2005-2020
Publications (10 Years): 4

Top Topics

Singular Values

Covariance Matrices

Expert Knowledge

Top Venues

Numer. Algorithms

Comput. Math. Appl.

Publications

Makiko Watanabe, Takuya Washio, Masashi Iwasaki, Takeshi Arai, Miki Saijo, Takumi Ohashi
How Effectively Do Experts Predict Elderly Target-Users of Assistive Devices? Importance of Expert Knowledge in Device Development. HCI (20) (2020)
Kanae Akaiwa, Yoshimasa Nakamura, Masashi Iwasaki, Akira Yoshida, Koichi Kondo
An arbitrary band structure construction of totally nonnegative matrices with prescribed eigenvalues. Numer. Algorithms 75 (4) (2017)
Munehiro Nagata, Masatsugu Hada, Masashi Iwasaki, Yoshimasa Nakamura
Eigenvalue clustering of coefficient matrices in the iterative stride reductions for linear systems. Comput. Math. Appl. 71 (1) (2016)
Kanae Akaiwa, Yoshimasa Nakamura, Masashi Iwasaki, Hisayoshi Tsutsumi, Koichi Kondo
A finite-step construction of totally nonnegative matrices with specified eigenvalues. Numer. Algorithms 70 (3) (2015)
Akiko Fukuda, Yusaku Yamamoto, Masashi Iwasaki, Emiko Ishiwata, Yoshimasa Nakamura
Error analysis for matrix eigenvalue algorithm based on the discrete hungry Toda equation. Numer. Algorithms 61 (2) (2012)
Munehiro Nagata, Masashi Iwasaki, Yoshimasa Nakamura
Error analysis of the mdLVs algorithm for computing bidiagonal singular values. Numer. Algorithms 61 (2) (2012)
Kenichi Yadani, Koichi Kondo, Masashi Iwasaki
Numerical performance of hyperplane constrained method and its hybrid method for singular value decomposition. Computing 92 (3) (2011)
Kenichi Yadani, Koichi Kondo, Masashi Iwasaki
A singular value decomposition algorithm based on solving hyperplane constrained nonlinear systems. Appl. Math. Comput. 216 (3) (2010)
Kenichi Yadani, Koichi Kondo, Masashi Iwasaki
On the convergence of the V-type hyperplane constrained method for singular value decomposition. JSIAM Lett. 2 (2010)
Tan Wang, Masashi Iwasaki, Yoshimasa Nakamura
On condition numbers in the cyclic reduction processes of a tridiagonal matrix. Int. J. Comput. Math. 87 (13) (2010)
Kenichi Yadani, Koichi Kondo, Masashi Iwasaki
Mixed double-multiple precision version of hyperplane constrained method for singular value decomposition. JSIAM Lett. 2 (2010)
Koichi Kondo, Shinji Yasukouchi, Masashi Iwasaki
Eigendecomposition algorithms solving sequentially quadratic systems by Newton method. JSIAM Lett. 1 (2009)
Bipin Khanal, Hideyuki Sugiura, Takayuki Ito, Masashi Iwasaki, Katsuhide Fujita, Masao Kobayashi
: A Distributed Task Assignment System Based on the Simple Contract Net Protocol. PRIMA (2009)
Akiko Fukuda, Emiko Ishiwata, Masashi Iwasaki, Yoshimasa Nakamura
On the qd-type discrete hungry Lotka-Volterra system and its application to the matrix eigenvalue algorithm. JSIAM Lett. 1 (2009)
Yusaku Yamamoto, Takeshi Fukaya, Takashi Uneyama, Masami Takata, Kinji Kimura, Masashi Iwasaki, Yoshimasa Nakamura
Accelerating the Singular Value Decomposition of Rectangular Matrices with the CSX600 and the Integrable SVD. PaCT (2007)
Masami Takata, Kinji Kimura, Masashi Iwasaki, Yoshimasa Nakamura
Algorithms for Generating Bidiagonal Test Matrices. PDPTA (2007)
Taro Konda, Hiroaki Tsuboi, Masami Takata, Masashi Iwasaki, Yoshimasa Nakamura
Parallelism of double divide and conquer algorithm for singular value decomposition. Parallel and Distributed Computing and Networks (2007)
Taro Konda, Masami Takata, Masashi Iwasaki, Yoshimasa Nakamura
A newsingular value decomposition algorithmsuited to parallelization and preliminary results. ACST (2006)
Taro Konda, Hiroaki Tsuboi, Masami Takata, Masashi Iwasaki, Yoshimasa Nakamura
Preliminary Result of Parallel Double Divide and Conquer. PDPTA (2006)
Masami Takata, Kinji Kimura, Masashi Iwasaki, Yoshimasa Nakamura
Performance of a New Scheme for Bidiagonal Singular Value Decomposition of Large Scale. Parallel and Distributed Computing and Networks (2006)
Hiroaki Tsuboi, Taro Konda, Masami Takata, Kinji Kimura, Masashi Iwasaki, Yoshimasa Nakamura
Evaluation of a New Eigen Decomposition Algorithm for Symmetric Tridiagonal Matrices. PDPTA (2006)
Masami Takata, Masashi Iwasaki, Kinji Kimura, Yoshimasa Nakamura
An Evaluation of Singular Value Computation by the Discrete Lotka-Volterra System. PDPTA (2005)