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Youhei Akimoto
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Bidirectional relation between CMA evolution strategies and natural evolution strategies
Y Akimoto, Y Nagata, I Ono, S Kobayashi
Parallel Problem Solving from Nature, PPSN XI: 11th International Conference …, 2010
1232010
A new weather-routing system that accounts for ship stability based on a real-coded genetic algorithm
A Maki, Y Akimoto, Y Nagata, S Kobayashi, E Kobayashi, S Shiotani, ...
Journal of marine science and technology 16, 311-322, 2011
1122011
Application of optimal control theory based on the evolution strategy (CMA-ES) to automatic berthing
A Maki, N Sakamoto, Y Akimoto, H Nishikawa, N Umeda
Journal of Marine Science and Technology 25, 221-233, 2020
1042020
Exploring optimal topology of thermal cloaks by CMA-ES
G Fujii, Y Akimoto, M Takahashi
Applied Physics Letters 112 (6), 2018
1032018
Adaptive stochastic natural gradient method for one-shot neural architecture search
Y Akimoto, S Shirakawa, N Yoshinari, K Uchida, S Saito, K Nishida
International Conference on Machine Learning, 171-180, 2019
1002019
Theoretical foundation for CMA-ES from information geometry perspective
Y Akimoto, Y Nagata, I Ono, S Kobayashi
Algorithmica 64, 698-716, 2012
812012
Optimizing the structural topology of bifunctional invisible cloak manipulating heat flux and direct current
G Fujii, Y Akimoto
Applied physics letters 115 (17), 2019
792019
Cloaking a concentrator in thermal conduction via topology optimization
G Fujii, Y Akimoto
International Journal of Heat and Mass Transfer 159, 120082, 2020
732020
CMA-ES-based structural topology optimization using a level set boundary expression—Application to optical and carpet cloaks
G Fujii, M Takahashi, Y Akimoto
Computer Methods in Applied Mechanics and Engineering 332, 624-643, 2018
672018
Topology-optimized thermal carpet cloak expressed by an immersed-boundary level-set method via a covariance matrix adaptation evolution strategy
G Fujii, Y Akimoto
International Journal of Heat and Mass Transfer 137, 1312-1322, 2019
642019
Comparison-based natural gradient optimization in high dimension
Y Akimoto, A Auger, N Hansen
Proceedings of the 2014 Annual Conference on Genetic and Evolutionary …, 2014
562014
Optimization on planning of trajectory and control of autonomous berthing and unberthing for the realistic port geometry
Y Miyauchi, R Sawada, Y Akimoto, N Umeda, A Maki
Ocean Engineering 245, 110390, 2022
532022
Diagonal acceleration for covariance matrix adaptation evolution strategies
Y Akimoto, N Hansen
Evolutionary computation 28 (3), 405-435, 2020
532020
Computational cost reduction of nondominated sorting using the M-front
M Drozdik, Y Akimoto, H Aguirre, K Tanaka
IEEE Transactions on Evolutionary Computation 19 (5), 659-678, 2014
482014
Analysis of runtime of optimization algorithms for noisy functions over discrete codomains
Y Akimoto, S Astete-Morales, O Teytaud
Theoretical Computer Science 605, 42-50, 2015
452015
Quality gain analysis of the weighted recombination evolution strategy on general convex quadratic functions
Y Akimoto, A Auger, N Hansen
Proceedings of the 14th ACM/SIGEVO Conference on Foundations of Genetic …, 2017
422017
Warm starting CMA-ES for hyperparameter optimization
M Nomura, S Watanabe, Y Akimoto, Y Ozaki, M Onishi
Proceedings of the AAAI conference on artificial intelligence 35 (10), 9188-9196, 2021
402021
On neural network identification for low-speed ship maneuvering model
K Wakita, A Maki, N Umeda, Y Miyauchi, T Shimoji, DM Rachman, ...
Journal of Marine Science and Technology 27 (1), 772-785, 2022
372022
System parameter exploration of ship maneuvering model for automatic docking/berthing using CMA-ES
Y Miyauchi, A Maki, N Umeda, DM Rachman, Y Akimoto
Journal of Marine Science and Technology 27 (2), 1065-1083, 2022
362022
Drift theory in continuous search spaces: expected hitting time of the (1+ 1)-ES with 1/5 success rule
Y Akimoto, A Auger, T Glasmachers
Proceedings of the Genetic and Evolutionary Computation Conference, 801-808, 2018
352018
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