Ontologies are often viewed as the answer to the need for interoperable semantics in
modern information systems. The explosion of textual information on the Read/Write Web …

Ontologies are at the core of the semantic web. As knowledge bases, they are very useful
resources for many artificial intelligence applications. Ontology learning, as a research area …

The Handbook of Natural Language Processing, Second Edition presents practical tools
and techniques for implementing natural language processing in computer systems. Along …

An ontology is an explicit formal conceptualization of some domain of interest. Ontologies
are increasingly used in various fields such as knowledge management, information …

In this paper we present Text2Onto, a framework for ontology learning from textual
resources. Three main features distinguish Text2Onto from our earlier framework …

We present a novel approach to the automatic acquisition of taxonomies or concept
hierarchies from a text corpus. The approach is based on Formal Concept Analysis (FCA), a …

The evaluation of ontologies is still an emerging field. A set of preliminary ideas and
frameworks have been suggested in the literature. This chapter collects ontology quality …

Currently, techniques for content description and query processing in Information Retrieval
(IR) are based on keywords, and therefore provide limited capabilities to capture the …

Ontology learning is the process of acquiring (constructing or integrating) an ontology (semi-
) automatically. Being a knowledge acquisition task, it is a complex activity, which becomes …

The combined efforts of human volunteers have recently extracted numerous facts from
Wikipedia, storing them as machine-harvestable object-attribute-value triples in Wikipedia …