How to exploit the incredible variety of JSON data sets currently available on the Internet, for
example, on Open Data portals? The traditional approach would require getting them from …

Since the advent of JSON as a popular format for exchanging large amounts of data, a novel
category of NoSQL database systems, named JSON document stores, has emerged for …

In the era of Web 2.0, users strongly contribute to blogs, providing their opinions and useful
information about specific topics; typically, users that are interested in a topic looks for …

Can the crowd be a source of information? Is it possible to receive useful hints from
comments, blogs and product reviews? In the era of Web 2.0, people are allowed to give …

The crowd can be an incredible source of information. In particular, this is true for reviews
about products of any kind, freely provided by customers through specialized web sites. In …

In this paper we provide an overview of the Hints From the Crowd (HFC) project, whose
main goal is to build a NoSQL database system for large collections of product reviews; the …

In this paper, we provide a novel approach for effectively and efficiently support query
processing tasks in novel NoSQL crowdsourcing systems. The idea of our method is to …

A common Web 2.0 user experience is to look for a specific product or service by means of
specialized websites. A very common situation is looking for a hotel room: the Internet is …

In this paper, we provide a novel approach for effectively and efficiently support query
processing tasks in novel NoSQL crowdsourcing systems. The idea of our method is to …