168 ◾ Konstantinos Kotis and Andreas Papasalouros
classes and individuals) and extends the method of Spiliopoulos et al. (2008) in the
following ways:
1. It deals with the mining of a set of queries, not of a single one, that is auto-
matically clustered from a query log to develop a single kick-o query-
ontology.
2. e learned ontology is richer in terms of semantics (disjoint classes, indi-
viduals, synonyms).
3. A dierent vector-based space model method is used in the disambiguation
of query terms, due to the utilization of more than one query in the computa-
tion of the vicinity of query terms (“bag of words” used with latent semantic
indexing to map query terms to WordNet senses).
An approach for mining domain-specic queries ...