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Journal Articles

Three-Dimensional Ship Hull Encoding and Optimization via Deep Neural Networks

Yuyang Wang, Joe Joseph, T. P. Aniruddhan Unni, Soji Yamakawa, Amir Barati Farimani, Kenji Shimada
Journal: Journal of Mechanical Design
Article Type: Research Papers
J. Mech. Des. October 2022, 144(10): 101701.
Paper No: MD-21-1625
DOI: https://doi.org/10.1115/1.4054494
Published Online: June 13, 2022
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Topics: Hull, Optimization, Ships, Computational fluid dynamics, Design, Drag (Fluid dynamics)
Proceedings Papers

Quad-Layer: Layered Quadrilateral Meshing of Narrow Two-Dimensional Domain by Bubble Packing and Chordal Axis Transformation

Soji Yamakawa, Kenji Shimada
Proc. ASME. IDETC-CIE2001, Volume 2B: 27th Design Automation Conference, 1267-1278, September 9–12, 2001
Paper No: DETC2001/DAC-21149
DOI: https://doi.org/10.1115/DETC2001/DAC-21149
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Topics: Bubbles, Packing (Shipments), Packings (Cushioning), Deformation, Computational methods, Finite element analysis, Finite element methods, Finite element model, Rubber, Sheet metal work
Journal Articles

Improved Feasible-Set Method for Removing Mesh Inversion

Soji Yamakawa, Kenji Shimada
Journal: Journal of Computing and Information Science in Engineering
Article Type: Research Papers
J. Comput. Inf. Sci. Eng. August 2020, 20(4): 041011.
Paper No: JCISE-19-1091
DOI: https://doi.org/10.1115/1.4046588
Published Online: April 2, 2020
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Topics: Boundary layers, Maintenance, Jacobian matrices, Optimization, Corners (Structural elements), Algorithms, Computer-aided design, Geometry, Center of mass
Proceedings Papers

3D Shape Synthesis for Conceptual Design and Optimization Using Variational Autoencoders

Wentai Zhang, Zhangsihao Yang, Haoliang Jiang, Suyash Nigam, Soji Yamakawa, Tomotake Furuhata, Kenji Shimada, Levent Burak Kara
Proc. ASME. IDETC-CIE2019, Volume 2A: 45th Design Automation Conference, V02AT03A017, August 18–21, 2019
Paper No: DETC2019-98525
DOI: https://doi.org/10.1115/DETC2019-98525
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Topics: Conceptual design, Optimization, Shapes, Design, Encryption, Engineering simulation, Generators, Physics, Shape design, Simulation
Journal Articles

Feature Edge Extraction Via Angle-Based Edge Collapsing and Recovery

Soji Yamakawa, Kenji Shimada
Journal: Journal of Computing and Information Science in Engineering
Article Type: Research-Article
J. Comput. Inf. Sci. Eng. June 2018, 18(2): 021001.
Paper No: JCISE-16-2111
DOI: https://doi.org/10.1115/1.4037227
Published Online: January 31, 2018
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Topics: Errors, Image segmentation, Computer-aided design, Shapes, Collapse
Journal Articles

Quad-Layer: Layered Quadrilateral Meshing of Narrow Two-Dimensional Domains by Bubble Packing and Chordal Axis Transformation

Soji Yamakawa, Graduate Research Assistant, Kenji Shimada, Associate Professor
Journal: Journal of Mechanical Design
Article Type: Technical Papers
J. Mech. Des. September 2002, 124(3): 564–573.
DOI: https://doi.org/10.1115/1.1486014
Published Online: August 6, 2002
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Topics: Bubbles, Packing (Shipments), Packings (Cushioning), Finite element analysis, Deformation