Oliver Lehmberg has sucessfully defended his PhD thesis

Oliver Lehmberg has successfully defended his PhD thesis on „Web Table Integration and Profiling for Knowledge Base Augmentation“ today.

Best Paper Award at WIMS 2019

The paper „Robust Active Learning of Expressive Linkage Rules“ by Anna Primpeli and Christian Bizer has won the best paper award at the 9th International Conference on Web Intelligence, Mining and Semantics (WIMS) in South Korea.

Christian Bizer gives Keynote at LDK 2019

Prof. Christian Bizer has given the keynote speech at the Language Data and Knowledge (LDK 2019) conference in Leipzig Germany.

Product Matching Training Dataset presented at ECNLP Workshop at WWW2019

Anna Primpeli has presented today the Web Data Commons - Training Dataset and Gold Standard for Large-Scale Product Matching at the Workshop on e-Commerce and NLP held at The Web Conference (WWW2019) in San Francisco. Abstract A current research question in the area of entity resolution (also ...

Article accepted at Datenbank Spektrum

The article „Using the Semantic Web as a Source of Training Data“ by Christian Bizer, Anna Primpeli, Ralph Peeters has been accpeted for the upcoming special issue on „Data and Repeatability“ of Datenbank Spektrum.

31.5 billion quads Microdata, Embedded JSON-LD, RDFa, and Microformat data originating from 9.6 million websites published

The DWS group is happy to announce the new release of the WebDataCommons Microdata, JSON-LD, RDFa and Microformat data corpus. The data has been extracted from the November 2018 version of the Common Crawl covering 2.5 billion HTML pages which originate from 32 million websites (pay-level domains).

Photo credit: Anna Logue
WDC Training Dataset and Gold Standard for Large-Scale Product Matching released

The research focus in the field of entity resolution (aka link discovery or duplicate detection) is moving from traditional symbolic matching methods to embeddings and deep neural network based matching. A problem with evaluating deep learning based matchers is that they are rather training data ...

Photo credit: Anna Logue
Paper accepted at EDBT 2019

Our systems and applications paper Extending Cross-Domain Knowledge Bases with Long Tail Entities using Web Table Data (Yaser Oulabi, Christian Bizer) got accepted at the 22nd International Conference on Extending Database Technology (EDBT 2019), one of the top-tier conferences in the data ...

Photo credit: Anna Logue
WInte.r Web Data Integration Framework Version 1.3 released

We are happy to announce the release of Version 1.3 of the Web Data Integration Framework (WInte.r). WInte.r is a Java framework for end-to-end data integration. The framework implements a wide variety of different methods for data pre-processing, schema matching, identity resolution, data fusion, ...

Data Science Conference LWDA 2018 in Mannheim

The Data and Web Science Group is hosting the Data Science Conference LWDA 2018 in Mannheim on August 22-24, 2018. LWDA, which expands to „Lernen, Wissen, Daten, Analysen“ („Learning, Knowledge, Data, Analytics“), covers recent research in areas such as knowledge discovery, machine learning & data ...