coo_elongation {Momocs}

Calculates the elongation of a shape

Description

Calculates the elongation of a shape

Usage

coo_elongation(coo)

Arguments

coo

a matrix of (x; y) coordinates.

Value

numeric, the eccentricity of the bounding box

Source

Rosin PL. 2005. Computing global shape measures. Handbook of Pattern Recognition and Computer Vision. 177-196.

See Also

Other coo_ descriptors: coo_angle_edges(), coo_angle_tangent(), coo_area(), coo_boundingbox(), coo_chull(), coo_circularity(), coo_convexity(), coo_eccentricity, coo_length(), coo_lw(), coo_rectangularity(), coo_rectilinearity(), coo_scalars(), coo_solidity(), coo_tac(), coo_width()

Examples

coo_elongation(bot[1])
# on Coo
# for speed sake
bot %>% slice(1:3) %>% coo_elongation