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Acceleration of inverse design process on adaptive mesh.
Optics Express
|October 7, 2021
Summary
Adaptive meshes significantly accelerate inverse design processes by enabling variable spatial resolutions. This study introduces a second-order interpolation scheme for adaptive meshes, achieving a 1.79x speedup over structured meshes.
Area of Science:
- Computational Engineering
- Numerical Methods
Background:
- Structured meshes are computationally intensive for inverse design.
- Adaptive meshes offer efficiency by varying spatial resolution.
Purpose of the Study:
- To develop and evaluate a second-order interpolation scheme for inverse design on adaptive meshes.
- To improve the efficiency of inverse design processes.
Main Methods:
- Implementation of a second-order interpolation scheme.
- Inverse design process utilizing adaptive mesh generation.
- Comparative analysis against structured mesh methods.
Main Results:
- The proposed scheme on adaptive meshes achieved a 1.79-fold acceleration compared to structured meshes.
- Demonstrated feasibility of variable spatial resolutions within the design area.
- Reduced design time and potential for design area expansion.
Conclusions:
- Adaptive meshes with second-order interpolation enhance inverse design efficiency.
- Variable spatial resolutions are key to optimizing computational resources.
- Future integration with machine learning can further boost inverse design performance.
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