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Soji Yamakawa
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Journal Articles

A Data Augmentation Method for Data-Driven Component Segmentation of Engineering Drawings

Wentai Zhang, Joe Joseph, Quan Chen, Can Koz, Liuyue Xie, Amit Regmi, Soji Yamakawa, Tomotake Furuhata, Kenji Shimada, Levent Burak Kara
Journal: Journal of Computing and Information Science in Engineering
Publisher: ASME
Article Type: Research Papers
J. Comput. Inf. Sci. Eng. January 2024, 24(1): 011001.
Paper No: JCISE-22-1374
https://doi.org/10.1115/1.4062233
Published Online: June 15, 2023
View Article titled, A Data Augmentation Method for Data-Driven Component Segmentation of Engineering Drawings
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Topics: Dimensions, Engineering drawings, Image segmentation
Proceedings Papers

Data Augmentation of Engineering Drawings for Data-Driven Component Segmentation

Wentai Zhang, Quan Chen, Can Koz, Liuyue Xie, Amit Regmi, Soji Yamakawa, Tomotake Furuhata, Kenji Shimada, Levent Burak Kara
Proc. ASME. IDETC-CIE2022, Volume 3A: 48th Design Automation Conference (DAC), V03AT03A016, August 14–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: DETC2022-91043
https://doi.org/10.1115/DETC2022-91043
View Paper titled, Data Augmentation of Engineering Drawings for Data-Driven Component Segmentation
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Topics: Engineering drawings, Image segmentation, Computers, Machinery, Design, Dimensions, Machine learning, Manufacturing
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
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. October 2022, 144(10): 101701.
Paper No: MD-21-1625
https://doi.org/10.1115/1.4054494
Published Online: June 13, 2022
View Article titled, Three-Dimensional Ship Hull Encoding and Optimization via Deep Neural Networks
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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
Publisher: American Society of Mechanical Engineers
Paper No: DETC2001/DAC-21149
https://doi.org/10.1115/DETC2001/DAC-21149
View Paper titled, Quad-Layer: Layered Quadrilateral Meshing of Narrow Two-Dimensional Domain by Bubble Packing and Chordal Axis Transformation
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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
Publisher: ASME
Article Type: Research Papers
J. Comput. Inf. Sci. Eng. August 2020, 20(4): 041011.
Paper No: JCISE-19-1091
https://doi.org/10.1115/1.4046588
Published Online: April 2, 2020
View Article titled, Improved Feasible-Set Method for Removing Mesh Inversion
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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
Publisher: American Society of Mechanical Engineers
Paper No: DETC2019-98525
https://doi.org/10.1115/DETC2019-98525
View Paper titled, 3D Shape Synthesis for Conceptual Design and Optimization Using Variational Autoencoders
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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
Publisher: ASME
Article Type: Research-Article
J. Comput. Inf. Sci. Eng. June 2018, 18(2): 021001.
Paper No: JCISE-16-2111
https://doi.org/10.1115/1.4037227
Published Online: January 31, 2018
View Article titled, Feature Edge Extraction Via Angle-Based Edge Collapsing and Recovery
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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
Publisher: ASME
Article Type: Technical Papers
J. Mech. Des. September 2002, 124(3): 564–573.
https://doi.org/10.1115/1.1486014
Published Online: August 6, 2002
View Article titled, Quad-Layer: Layered Quadrilateral Meshing of Narrow Two-Dimensional Domains by Bubble Packing and Chordal Axis Transformation
Open the PDF for Quad-Layer: Layered Quadrilateral Meshing of Narrow Two-Dimensional Domains by Bubble Packing and Chordal Axis Transformation in another window
Topics: Bubbles, Packing (Shipments), Packings (Cushioning), Finite element analysis, Deformation