For each Persian word w and each PWN synset t, ߠ ௪,௧ is considered as probability of selecting PWN synset t for Persian word w. That is: In order to estimate these parameters we can divide the number of times that a Persian word w occurs with PWN synset t in a Persian tagged corpus to the number of times that a Persian word w appears in that Persian tagged corpus.
table 3: and average number of occurrence with respect the learning maximum changes in probabilities become less than a predefined threshold.