Data exploration and visualization systems are of great importance in the Big Data era.
Exploring and visualizing very large datasets has become a major research challenge, of …

With the growing popularity of information and communications technologies and
information sharing and integration, cities are evolving into large interconnected ecosystems …

A large part of open data concerns statistics, such as demographic, economic and social
data (henceforth referred to as Open Statistical Data, OSD). In this paper we start by …

The main promise of the digital humanities is the ability to perform scholarly studies at a
much broader scale, and in a much more reusable fashion. The key enabler for such studies …

The publication of data as Linked Open Data (LOD) gains traction. There are lots of different
datasets published, more vocabularies are becoming W3C Recommendations and with the …

During the last years a growing body of literature studied Linked Data Cubes. The objective
of this paper is to accumulate this body of knowledge and provide a preliminary analysis of …

Στην εποχή των Μεγάλων Δεδομένων, τα συστήματα αντιμετωπίζουν σημαντικές προκλήσεις
που σχετίζονται με την αποδοτικότητα και την αποτελεσματικότητα τους. Οι προκλήσεις αυτές …

Public sector produces, collects, maintains, and disseminates a wealth of data. It is widely
recognised the potential of exploiting these government data to boost among others …