From Boundaries to Bumps: when closed (extremal) contours are critical

no code implementations • 16 May 2020 • Benjamin Kunsberg, Steven W. Zucker

Invariants underlying shape inference are elusive: a variety of shapes can give rise to the same image, and a variety of images can be rendered from the same shape.

Characterizing Ambiguity in Light Source Invariant Shape from Shading

no code implementations • 23 Jun 2013 • Benjamin Kunsberg, Steven W. Zucker

Shape from shading is a classical inverse problem in computer vision.