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Web Science

The Research Group Web Science at the Institute of Applied Informatics and Formal Description Methods, Karlsruhe Institute of Technology (KIT) is a interdisciplinary team of computer scientists, mathematicians, industrial engineers. We are one of the world-wide leading institutions in the Semantic Web research community. Relevant research topics within the Semantic Web area include Big Data Management and Analytics, Semantic Search, Semantic Web 2.0 methodologies, Linked Open Data and RESTful Services, Ontology engineering, Web Science as well as Data and Text mining.

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List of former members

Tools and Datasets

Cognitive Process Desginer
Cognitive Process Designer allows to model and annotate BPMN processes in MediaWiki
External link: https://www.mediawiki.org/wiki/Extension:Cognitive_Process_Designer

Distributed RDF triple store
External link: https://code.google.com/p/cumulusrdf/

KB Statistics
A framework for running statistical analysis on knowledge bases.
External link: http://people.aifb.kit.edu/mfa/research/kb-stats

Linked Data Crawler.
External link: https://code.google.com/p/ldspider/


External link: http://km.aifb.kit.edu/services/link

Linked Data-Fu
An engine for a Linked Data processing/scripting language.
External link: http://linked-data-fu.github.io/

nLDE: Network of Linked Data Eddies
An Adaptive SPARQL Query Engine over RDF Data via Triple Pattern Fragments
External link: http://people.aifb.kit.edu/mac/nLDE/

Novel Triple Extraction

A Java parser and API for RDF in N-Triples, N-Quads and RDF/XML
External link: https://code.google.com/p/nxparser/

Open Java API for OLAP over Linked Data
External link: https://code.google.com/p/olap4ld/

Semantic MediaWiki Graph
Semantic MediaWiki Graph visualises the structured information of a Semantic MediaWiki in a Force-directed graph
External link: https://www.mediawiki.org/wiki/Extension:Semantic_MediaWiki_Graph

Semantic MediaWiki
Semantic MediaWiki extends the Wikipedia software MediaWiki with semantics
External link: http://semantic-mediawiki.org/wiki/Semantic_MediaWiki

Semantic OLAP
Semantic OLAP allows users to analyse structured data, stored in a Semantic MediaWiki, by using OLAP functionality
External link: https://www.mediawiki.org/wiki/Extension:Semantic_OLAP

Semantic Text Annotator
Semantic Text Annotator allows users to create annotations for wiki pages
External link: https://www.mediawiki.org/wiki/Extension:Semantic_Text_Annotator

Semweb4j: RDF2Go and RDFReactor
Home of RDF2Go and RDFReactor
External link: https://code.google.com/p/semweb4j/

SparqlCharts allows to query SPARQL endpoints and display the query result in different formats in a MediaWiki.
External link: https://www.mediawiki.org/wiki/Extension:SparqlCharts

A tool that verbalization SPARQL queries in English
External link: http://km.aifb.kit.edu/projects/spartiqulator/

X-LiSA: Cross-lingual Semantic Annotation
A system for annotating unstructured text in one language with resources in the structured KBs in any other language
External link: http://km.aifb.kit.edu/sites/xlisa/

XKnowSearch!: Cross-lingual Semantic Search
A system for entity-based cross-lingual information retrieval
External link: http://km.aifb.kit.edu/sites/XKnowSearch/

Billion Triples Challenge data set
Tera-scale snapshot of a part of the Linked Data web
Externer Link: http://km.aifb.kit.edu/projects/btc-2014/

Crowdsourced DBpedia Quality Assessment

Externer Link: http://people.aifb.kit.edu/mac/DBpediaQualityAssessment/

DBpedia PageRank
PageRank over all Wikipedia-internal links as extracted by DBpedia (DBpedia "Wikipedia pagelinks" dataset).
Externer Link: http://people.aifb.kit.edu/ath/#DBpedia_PageRank

Dynamic Linked Data Observatory data set
Monitoring Linked Data on the Web weekly since 2012
Externer Link: http://purl.org/dyldo/

Eurostat Linked Data Wrapper
An EXPERIMENTAL Eurostat wrapper to Linked Data.
Externer Link: http://estatwrap.ontologycentral.com/

xLiD-Lexica: Cross-lingual Linked Data Lexica
Various associations between linguistic elements and linked data resources across languages
Externer Link: https://km.aifb.kit.edu/sites/xlid-lexica


Active Projects


Abiturprüfungspraxis und Abituraufsatz 1882 bis 1972



External Link: http://www.pro-data.org



External Link: http://semantic-mediawiki.org



External Link: http://www.sti2.org


External Link: http://searchhaus.net/


External Link: http://www.sora-projekt.de

Software Campus

External Link: http://www.softwarecampus.de

List of completed projects