Other aligning functions: coo_aligncalliper,
coo_alignminradius, coo_alignOther coo_ utilities: coo_aligncalliper,
coo_alignminradius,
coo_align, coo_baseline,
coo_bookstein, coo_calliper,
coo_centdist, coo_center,
coo_centpos, coo_centsize,
coo_close, coo_down,
coo_dxy, coo_extract,
coo_flipx, coo_force2close,
coo_interpolate, coo_jitter,
coo_left, coo_nb,
coo_perimcum, coo_perimpts,
coo_perim, coo_rev,
coo_right, coo_rotatecenter,
coo_rotate, coo_samplerr,
coo_sample, coo_scalex,
coo_scale, coo_shearx,
coo_slice,
coo_slidedirection,
coo_slidegap, coo_slide,
coo_smoothcurve, coo_smooth,
coo_template, coo_trans,
coo_trim, coo_up,
is_closed