Shape recognition: convexities, concavities and things in between

What is a Concave Shape?, Geometry

Primary school students' understanding of polygons and the relationships between polygons

Visual noise consisting of X-junctions has only a minimal adverse effect on object recognition

PDF) Geometric determinants of shape segmentation: Tests using segment identification

A Study on the Recognition and Memory of Shapes for the Elderly

Rapid Figure – Ground Responses to Stereograms Reveal an Advantage for a Convex Foreground

Detection of change in shape: an advantage for concavities - ScienceDirect

Frontiers Set-size effects for sampled shapes: experiments and model

Examples of the three 3D-rendered stimulus types used in Experiment 2.

Mathematics, Free Full-Text

PDF) Geon theory as an account of shape recognition in mind and brain

The role of convexity in perception of symmetry and in visual short-term memory - Marco Bertamini, MaiSalah Helmy, Johan Hulleman, 2013

The shape of holes - ScienceDirect