movements of the object without using any apriori informa-tion about the target dynamics. 1. Introduction Detection and tracking of small and fast moving objects is increasingly becoming very important for the sports in-dustry. Critical decisions are now based on the exploitation of such algorithms. Decision based on very slow motion
fist - a hand with the fingers clenched in the palm (as for hitting) clenched fist hand, manus, mitt, paw - the (prehensile) extremity of the superior limb; he had the hands of a surgeon; he extended his mitt
A ring in the mathematical sense is a set together with two binary operators and (commonly interpreted as addition and multiplication, respectively) satisfying the following conditions: 1. Additive associativity: For all, , 2.Additive commutativity: For all, , 3.he word ring is short for the German word 'Zahlring' (number ring). The French word for a ring is anneau, and the modern German word is Ring, both meaning (not so surprisingly) ring.. Fraenkel (1914) gave the first abstract definition of the ring, although this work did not have much impact.