User profiles for S. Hellmann

Sebastian Hellmann

IInstitut für Angewandte Informatik eV
Verified email at infai.org
Cited by 11420

[PDF][PDF] A survey of current approaches for mapping of relational databases to RDF

…, S Hellmann, K Idehen, T Thibodeau Jr, S Auer… - … Incubator Group Report, 2009 - w3.org
… Sahoo, Kno.e.sis Center, Wright State University Wolfgang Halb, Joanneum Research
Sebastian Hellmann, University of Leipzig Kingsley Idehen, OpenLink Software Ted …

Dbpedia–a large-scale, multilingual knowledge base extracted from wikipedia

…, S Hellmann, M Morsey, P Van Kleef, S Auer… - Semantic …, 2015 - content.iospress.com
… Table 17 provides an overview of the project’s timeline. … – Context information for bibliographic
and archive records: Background information such as an author’s demographics, a film’s

Dbpedia-a crystallization point for the web of data

…, S Auer, C Becker, R Cyganiak, S Hellmann - Journal of web …, 2009 - Elsevier
The DBpedia project is a community effort to extract structured information from Wikipedia
and to make this information accessible on the Web. The resulting DBpedia knowledge base …

Oligometastases revisited

RR Weichselbaum, S Hellman - Nature reviews Clinical oncology, 2011 - nature.com
We previously proposed a clinical state of metastasis termed 'oligometastases' that refers to
restricted tumor metastatic capacity. The implication of this concept is that local cancer …

Collapse of long-range charge order tracked by time-resolved photoemission at high momenta

T Rohwer, S Hellmann, M Wiesenmayer, C Sohrt… - Nature, 2011 - nature.com
Intense femtosecond (10 −15 s) light pulses can be used to transform electronic, magnetic
and structural order in condensed-matter systems on timescales of electronic and atomic …

Combined DTP‐HBV‐HIB vaccine versus separately administered DTP‐HBV and HIB vaccines for primary prevention of diphtheria, tetanus, pertussis, hepatitis B and …

ES Bar‐On, E Goldberg, S Hellmann… - Cochrane Database …, 2012 - cochranelibrary.com
Background Advantages to combining childhood vaccines include reducing the number of
visits, injections and patient discomfort, increasing compliance and optimising prevention. …

Triplify: light-weight linked data publication from relational databases

S Auer, S Dietzold, J Lehmann, S Hellmann… - Proceedings of the 18th …, 2009 - dl.acm.org
… are not yet common in today’s Web. Another semantic search engine is Swoogle5. The
blue … The default schema namespace s is used for creating URI identifiers for database view …

Linkedgeodata: Adding a spatial dimension to the web of data

S Auer, J Lehmann, S Hellmann - The Semantic Web-ISWC 2009: 8th …, 2009 - Springer
In order to employ the Web as a medium for data and information integration, comprehensive
datasets and vocabularies are required as they enable the disambiguation and alignment …

[HTML][HTML] Time-domain classification of charge-density-wave insulators

S Hellmann, T Rohwer, M Kalläne, K Hanff… - Nature …, 2012 - nature.com
Distinguishing insulators by the dominant type of interaction is a central problem in condensed
matter physics. Basic models include the Bloch-Wilson and the Peierls insulator due to …

Test-driven evaluation of linked data quality

…, P Westphal, S Auer, S Hellmann… - Proceedings of the 23rd …, 2014 - dl.acm.org
… A data quality test case pattern is a tuple (V,S), where V is a set of typed pattern variables
and S is a SPARQL query template with placeholders for the variables from V . Possible types …