In the approach developed above, WordNet is treated as a flat set of noun classes, but it is actually a hierarchy. How could one make use of the information present in the hierarchy (for example, the fact, that the class ‘dog’ is a subclass of ‘animal’which in turn is a subclass of ‘entity’)?
Verbs can be organized into a hierarchy too. How could one use hierarchical information about verbs for better parameter estimation?
cally acquire meaning. Unfortunately, how to represent meaning in a way
that can be operationally used by an automatic system is a largely un-