Data quality issue has emerged since the end of the 60's, however, more than 50 years later,
it remains unresolved and is still current, mainly due the popularity of data and open data …

In the big data domain, data quality assessment operations are often complex and must be
implementable in a distributed and timely manner. This article tries to generalize the quality …

The presented tool uses a novel approach to explore and query a SPARQL endpoint. The
tool is simple to use as a user needs only to enter an address of a SPARQL endpoint of …

Graph transformation provides an intuitive mechanism for capturing model transformations.
In the current paper, we investigate and compare various graph transformation tools using a …

Nowadays, more and more issues need to be considered when implementing tools for
domain specific languages with an orientation to the business process management. It is not …

This paper proposes a new system building (in particular, tool building) approach, which we
call Transformation-Driven Architecture (TDA). The basic elements used in this architecture …

In this paper we show how semantic web technologies are used in a real application in the
domain of national medical databases where an important technological gap between the …

The transformation driven architecture (TDA) is a system building (in particular, tool building)
approach that is based on model transformations, interface metamodels with corresponding …

Two years ago we presented a unified conception of “Semantic Latvia” which would make it
possible for a small country like Latvia to take advantage of the emerging Semantic Web …

A new specification method for DSL and DSL tools is proposed. The method is based on an
advanced stereotype mechanism. A special feature of the proposed method is a precise …