2 papers
math.NA2022
A coupled-mode theory for two-dimensional exterior Helmholtz problems based on the Neumann and Dirichlet normal mode expansion
Kei Matsushima, Yuki Noguchi, Takayuki Yamada
This study proposes a novel coupled-mode theory for two-dimensional exterior Helmholtz problems. The proposed approach is based on the separation of the entire space R2 into a fict…
cs.CV2018
Geometric Shape Features Extraction Using a Steady State Partial Differential Equation System
Takayuki Yamada
A unified method for extracting geometric shape features from binary image data using a steady state partial differential equation (PDE) system as a boundary value problem is prese…