The parameters L(e), or P (e), for every observed event e, are computed from the change in the total code-length-the change that corresponds to the cost of adjoining the new event e to the set of previously observed events E: Combining eqs.
we use the principle of recurrent sound correspondence, as in much of the literature, including the mentioned work, (Kondrak, 2002;Kondrak, 2003) and others.