Wikipedia is a global crowdsourced encyclopedia that at time of writing is available in 287
languages. Wikidata is a likewise global crowdsourced knowledge base that provides …

Wiki articles are created and maintained by a crowd of editors, producing a continuous
stream of reviews. Reviews can take the form of additions, reverts, or both. This …

Data and metadata in datasets experience many different kinds of change. Values are
inserted, deleted or updated; rows appear and disappear; columns are added or …

In order to efficiently use the ever growing amounts of structured data on the web, methods
and tools for quality-aware data integration should be devised. In this paper we propose an …

Wiki articles are created and maintained by a crowd of editors, producing a continuous
stream of reviews. Reviews can take the form of additions, reverts, or both. This …

Wikipedia is a free encyclopedia created as an international collaborative project. One of its
peculiarities is that any user can edit its contents almost without restrictions, what has given …

A considerable amount of useful information on the web is (semi-) structured, such as tables
and lists. An extensive corpus of prior work addresses the problem of making these human …

We present role matching, a novel, fine-grained integrity constraint on temporal fact data,
ie,(subject, predicate, object, timestamp)-quadruples. A role is a combination of subject and …

Broad-coverage knowledge bases (KBs) such as Wikipedia, Freebase, Microsoft's Satori
and Google's Knowledge Graph contain structured data describing real-world entities …

An innovative study of Wikipedia biographical pages is presented. It is shown that the dates
of some historical cataclysms may be reproduced from peculiarities of lifespan changes over …