Spectral Band Degeneracies of $\frac{\pi}{2}$-Rotationally Invariant Periodic Schrödinger Operators.
Rachael T. KellerJeremy Louis MarzuolaBraxton OstingMichael I. WeinsteinPublished in: Multiscale Model. Simul. (2018)
Keyphrases
- rotationally invariant
- heat equation
- scale space
- hamilton jacobi
- distance transform
- wave equation
- scale spaces
- multiscale
- moment invariants
- eikonal equation
- finite difference
- medial axis
- level set method
- image features
- partial differential equations
- binary patterns
- level set
- planar curves
- image denoising
- image sequences