Calculated using the sum of the absolute value of the second derivative of
the smooth.spline prediction for each defined point.
Source
Siobhan Braybrook.
Arguments
- coo
a matrix of (x; y) coordinates or any Coo
Value
numeric for a single shape and for Coo
See also
Other coo_ descriptors:
coo_angle_edges(),
coo_angle_tangent(),
coo_area(),
coo_boundingbox(),
coo_chull(),
coo_circularity(),
coo_convexity(),
coo_eccentricity,
coo_elongation(),
coo_length(),
coo_lw(),
coo_rectangularity(),
coo_rectilinearity(),
coo_scalars(),
coo_solidity(),
coo_width()
Examples
coo_tac(bot[1])
#> [1] 67.85005
bot %>%
slice(1:3) %>% # for speed sake only
coo_tac
#> brahma caney chimay
#> 67.85005 34.81994 46.61054
