This centroid represented a hypothetical organism with a centrotype selected as the actual organism closest to the centroid for each cluster ( Sneath and Sokal 1973 ) .

The Necropolitic part of the city was terminated on one side by a grand street, that extended from the gate which went under that name to the gate of Canopus, which is said to have been an hundred feet wide, and had, doubtless, in it many magnificent buildings, as sufficiently appears from the granite pillars still remaining in two or three parts.

You separate the marbles by color until you have four groups, but then you notice that some of the marbles are regulars, some are shooters, and some are peewees.

....and then everyone on the bus clapped This story reeks of being only very loosely based on a real event and every character in it kind of has the same voice.