activity
20182020
most citedKnowledge Graph Validation

3 citations · 3 across the 2 of their papers we have counts for

collaborators

6 papers

cs.DB20203 cited

Knowledge Graph Validation

Elwin Huaman, Elias Kärle, Dieter Fensel

Knowledge graphs (KGs) have shown to be an important asset of large companies like Google and Microsoft. KGs play an important role in providing structured and semantically rich in…

cs.IR2019

Verification and Validation of Semantic Annotations

Oleksandra Panasiuk, Omar Holzknecht, Umutcan Şimşek +2

In this paper, we propose a framework to perform verification and validation of semantically annotated data. The annotations, extracted from websites, are verified against the sche…

cs.SE2019

RocketRML - A NodeJS implementation of a use-case specific RML mapper

Umutcan Şimşek, Elias Kärle, Dieter Fensel

The creation of Linked Data from raw data sources is, in theory, no rocket science (pun intended). Depending on the nature of the input and the mapping technology in use, it can be…

cs.IR2018

Heuristics for publishing dynamic content as structured data with schema.org

Elias Kärle, Dieter Fensel

Publishing fast changing dynamic data as open data on the web in a scalable manner is not trivial. So far the only approaches describe publishing as much data as possible, which th…

cs.IR2018

Building an Ecosystem for the Tyrolean Tourism Knowledge Graph

Elias Kärle, Umutcan Şimşek, Oleksandra Panasiuk +1

The introduction of the schema.org vocabulary was a big step towards making websites machine read- and understandable. Due to schema.org's RDF-like nature storing annotations in a…

cs.IR2018

Analysis of Schema.org Usage in the Tourism Domain

Boran Taylan Balcı, Umutcan Şimşek, Elias Kärle +1

Schema.org is an initiative founded in 2011 by the four-big search engine Bing, Google, Yahoo!, and Yandex. The goal of the initiative is to publish and maintain the schema.org voc…