A shape representation based on concave and convex area along a closed curve is presented. Curvature estimation is done to the input curve and searched for its critical points. Splitting the critical ...

Cite: Souza, Eduardo. "Concave and Convex: Designing with Curved Wood" [Côncavo e convexo: revestindo interiores com madeiras curvadas] 07 Jul 2021. ArchDaily.

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But straightness alone is not enough: on the inside of the leg, the calf needs to have a well-defined convex curve, short, but pronounced, say researchers. And then a short concave curve as it ...

FIGURE 1. An epithelial structure that is typically composed of connected concave and convex with opposite directions form an s-shaped curve that can be termed “reverse curve.” It can be considered as ...