Despite their potential value as collaborative knowledge editing systems, semantic wikis present a number of usability challenges for human end users. In particular, there are several mismatches between the simple user ...

With the advent of the Semantic Web, there is increased availability of meta data (ontologies) that make explicit the semantic commitments associated with the data sources. Together with tools for specifying mappings between ...

In order for ontologies to be broadly useful to the scientific community, they need to capture knowledge and expertise of multiple experts and research groups. Consequently, the construction of such ontologies necessarily ...

OWL, the most commonly used web ontology language, has limited provision for handling modular ontologies. Specifically, the owl:imports construct for linking ontology modules lacks support for partial reuse of or localized ...

The Accountability In RDF (AIR) language is an N3-based, Semantic Web production rule language that supports nested activation of rules, negation, closed world reasoning, scoped contextualized reasoning, and explanation ...

Collaborative ontology building requires both knowledge integration and knowledge reconciliation. Wiki@nt is an ontology building environment that supports collaborative ontology development. Wiki@nt is based on OSHOQP(D), ...

Web-based tools have fundamentally revolutionized the ways of knowledge acquisition, propagation, aggregation, understanding, and analysis. This is exemplified by Wikipedia, one of the most successful Web tools that support ...

RDF is a key enabling technology for linked data. However, currently RDF lacks a mechanism to connect data from different documents as well to address the contextual differences in these documents. We propose to introduce ...

Semantic wikis support the collaborative creation, editing and utiliza- tion of semantically-enriched content, and they may therefore be well-suited to addressing problems associated with the limited availability of ...