Presentations -
-
An inexact proximal difference-of-convex algorithm based on memoryless quasi-Newton methods
Shummin Nakayama, Yasushi Narushima, Hiroshi Yabe
[Domestic presentation] SIAM Conference on Optimization (OP21),
2021.07,Oral presentation (general)
-
Some robust supply chain network equilibrium models
Yasushi Narushima
[International presentation] International Conference on Nonlinear Analysis and Convex Analysis--International Conference on Optimization: Techniques and Applications (NACA-ICOTA2019),
2019.08,Oral presentation (invited, special)
-
Global convergence of a proximal memoryless symmetric rank one method for minimizing composite functions
Shummin Nakayama, Yasushi Narushima
[International presentation] International Conference on Nonlinear Analysis and Convex Analysis--International Conference on Optimization: Techniques and Applications (NACA-ICOTA2019),
2019.08,Oral presentation (general)
-
Global convergence of an active-set memoryless quasi-Newton method based on spectral-scaling Broyden family for bound constraind optimization
Hiroaki Mishio, Shummin Nakayama, Yasushi Narushima, and Hiroshi Yabe
[International presentation] International Conference on Nonlinear Analysis and Convex Analysis--International Conference on Optimization: Techniques and Applications (NACA-ICOTA2019),
2019.08,Oral presentation (general)
-
Inexact proximal memoryless spectral-scaling MBFGS method
Shummin Nakayama, Yasushi Narushima, Hiroshi Yabe
[International presentation] 23th International Symposium of Mathematical Programming (ISMP2018),
2018.09,Oral presentation (general)
-
Robust supply chain network equilibrium model with random demands
Yasushi Narushima and Tatsuya Hirano
[International presentation] 23th International Symposium of Mathematical Programming (ISMP2018),
2018.09,Oral presentation (general)
-
Economic Experiments in YBG -The case of manufacturing industry game-
Yasushi Narushima
[International presentation] The Second International Conference on Social Informatics and Systems Science (SISS2017),
2017.07,Oral presentation (general)
-
Global Convergence of Memoryless Quasi-Newton Methods Based on Broyden Family for Unconstrained Optimization
Shummin Nakayama, Yasushi Narushima, Hiroshi Yabe
[International presentation] SIAM Conference on Optimization (OP17),
2017.05,Oral presentation (general)
-
A robust supply chain network equilibrium model and its analysis
Yasushi Narushima, Tatsuya Hirano
[International presentation] SIAM Conference on Optimization (OP17),
2017.05,Oral presentation (general)
-
A memoryless sized symmetric rank-one method with sufficient descent property for unconstrained optimization
Shummin Nakayama, Yasushi Narushima, Hiroshi Yabe
[International presentation] The Fifth International conference on Continuous Optimization (ICCOPT2016),
2016.08,Oral presentation (general)
-
Multi-leader single-follower game between suppliers with a manufacturer
Tatsuya Hirano, Yasushi Narushima
[International presentation] The Fifth International conference on Continuous Optimization (ICCOPT2016),
2016.08,Oral presentation (general)
-
大規模無制約最適化問題に対する非線形共役勾配法とその周辺
成島康史
[Domestic presentation] 第27回RAMPシンポジウム,
2015.10,Oral presentation (invited, special)
-
Global Convergence of Smoothing and Scaling Conjugate Gradient Methods for Systems of Nonsmooth Equations
Yasushi Narushima, Hiroshi Yabe, Ryousuke Ootani
[International presentation] SIAM Conference on Optimization (OP14),
2014.05,Oral presentation (general)
-
A family of three-term conjugate gradient methods with sufficient descent property for unconstrained optimization
Yasushi Narushima, Hiroshi Yabe, Mehiddin Al-Baali
[International presentation] The 9th International Conference on Optimization: Techniques and Applications (ICOTA9),
2013.12,Oral presentation (general)
-
A smoothing method with appropriate parameter control based on Fischer-Burmeister function for second-order cone complementarity problems
Shunsuke Hayashi, Yasushi Narushima, Hideho Ogasawara
[International presentation] 11th EUROPT Workshop on Advances in Continuous Optimization (EUROPT2013),
2013.06,Oral presentation (general)
-
Global and superlinear convergence of inexact sequential quadratically constrained quadratic programming method for convex programming
Atsushi Kato, Yasushi Narushima, Hiroshi Yabe
[International presentation] The 5th Sino-Japanese Optimization Meeting (SJOM 2011),
2011.09,Oral presentation (general)
-
Conjugate gradient methods based on secant conditions that generate descent search directions for unconstrained optimization
Hiroshi Yabe, Yasushi Narushima
[International presentation] The 5th Sino-Japanese Optimization Meeting (SJOM 2011),
2011.09,Oral presentation (general)
-
A smoothing conjugate gradient method for solving nonsmooth systems of equations
Yasushi Narushima
[International presentation] The 5th Sino-Japanese Optimization Meeting (SJOM 2011),
2011.09,Oral presentation (general)
-
Convergence properties of inexact sequential quadratically constrained quadratic programming method for convex programming
Atsushi Kato, Yasushi Narushima, Hiroshi Yabe
[International presentation] The 8th International Conference on Optimization: Techniques and Applications,
2010.12,Oral presentation (general)
-
Some properties of a smoothing function based on the Fischer-Burmeister function for SOCCP
Yasushi Narushima, Hideho Ogasawara, Nobuko Sagara
[International presentation] 20th International Symposium of Mathematical Programming (ISMP2009),
2009.08,Oral presentation (general)