Erfurt: PHP5 / Zend based Semantic Web API for Social Semantic Software

Comprises the API underneath OntoWiki, which can be used to build sophisticated Semantic Web applications

Homepage Source Code Issues Wiki

  • Triple Storage: storage abstraction layer to access third party RDF stores as well as its own Zend DB based RDF store
  • Storage Abstraction: two different interfaces for the storage abstraction: Zend DB and Virtuoso
  • Erfurt RDF Store: SPARQL to SQL rewriter and a corrsponding relational table layout
  • Caching: based on analysing the graph patterns of cached SPARQL queries in order to obtain information which updates will change the query result
  • More: Access Control, Versioning, SPARQL Query & Update, Plugins & Trigger, Datagathering & Data Wrapper

Current Team

News

AKSW Colloquium “Knowledge Extraction and Presentation” on Monday, July 28, 3.00 p.m. in Room P702 ( 2014-07-24T11:55:13+02:00 by Konrad Höffner)

2014-07-24T11:55:13+02:00 by Konrad Höffner

Knowledge Extraction and Presentation On Monday, July 28,  in room P702 at 3.00 p.m., Edgard Marx proposes a question answering system. He has a computer science background (BSc. and MSc. in Computer Science/PUC-Rio) and is a member of AKSW (Agile Knowledge Engineering and Semantic Web). Read more about "AKSW Colloquium “Knowledge Extraction and Presentation” on Monday, July 28, 3.00 p.m. in Room P702"

[CfP] Semantic Web Journal: Special Issue on Question Answering over Linked Data ( 2014-07-14T16:58:46+02:00 by Dr. Axel-C. Ngonga Ngomo)

2014-07-14T16:58:46+02:00 by Dr. Axel-C. Ngonga Ngomo

Dear all, The Semantic Web Journal is launching a special issue on Question Answering over Linked Data, soliciting original papers that * address the challenges involved in question answering over linked data, * present resources and tools to support question answering over linked data, or * describe question answering systems and applications. Read more about "[CfP] Semantic Web Journal: Special Issue on Question Answering over Linked Data"

New Version of FOX ( 2014-07-14T16:57:11+02:00 by Dr. Axel-C. Ngonga Ngomo)

2014-07-14T16:57:11+02:00 by Dr. Axel-C. Ngonga Ngomo

Dear all, We are very pleased to announce a new version of FOX [1]. Several improvements have been carried out: (1) We have fixed minor issues in the code. In addition, we have updated several libraries. (2) As a result, the FOX output parameters have changed minimally. Read more about "New Version of FOX"

AKSW Colloquium “Combination of Topic Modeling and Semantic Web” on Monday, June 30 ( 2014-06-26T10:12:50+02:00 by Konrad Höffner)

2014-06-26T10:12:50+02:00 by Konrad Höffner

Combination of Topic Modeling and Semantic Web On Monday, June 30, at 3.00 p.m. in room Paulinum 702, Michael Röder will present his yearly PhD progress report “Combination of Topic Modeling and Semantic Web”. The presentation addresses the usage of Topic Modeling in the area of Semantic Web. Read more about "AKSW Colloquium “Combination of Topic Modeling and Semantic Web” on Monday, June 30"

AKSW Colloquium Guest Talk “SWeeT Web of Heritage” on Wednesday, July 2 ( 2014-06-26T10:03:13+02:00 by Konrad Höffner)

2014-06-26T10:03:13+02:00 by Konrad Höffner

SWeeT Web of Heritage On Wednesday, July 2, at 1.30 p.m. in room P702, T B Dinesh from Janastu, a non-profit organisation providing free open source software, will present the SWeeT Web of Heritage. Read more about "AKSW Colloquium Guest Talk “SWeeT Web of Heritage” on Wednesday, July 2"