05.06.2017
Julian Risch, Ralf Krestel
Our paper "What Should I Cite? Cross-Collection Reference Recommendation … > more
21.04.2017
Tim Repke, Michael Loster, Ralf Krestel
Our paper "Comparing Features for Ranking Relationships … > more
05.04.2017
Tobias Bleifuß, Theodore Johnson, Dmitri V. Kalashnikov, Felix Naumann, Vladislav Shkapenyuk and … > more
15.03.2017
Rheem has been selected for presentation at the Spark Summit 2017. Located in the Bay Area, the … > more
22.02.2017
Our tutorial "Data Profiling" will be held at the 2017 SIGMOD conference in Chicago. It is an … > more
21.02.2017
The paper titled 'What was Hillary Clinton doing in Katy, Texas?' by Toni Gruetze, Konstantina … > more
16.12.2016
Call for papers VLDB 2017
Industrial, Applications, and Experience Track
August 28 to September … > more
28.11.2016
Two papers on data profiling have been accepted at the BTW 2017. Both papers describe novel methods … > more
21.11.2016
Mit dem Projekt "Metanome - Die Data Profiling Plattform" gewannen Thorsten Papenbrock, Sebastian … > more
04.10.2016
The paper "Cluster-based Sorted Neighborhood for Efficient Duplicate Detection" by Ahmad Samiei and … > more
06.09.2016
Vom 12. September bis zum 14. September findet am HPI die LWDA Konferenz statt, eine Kombination von … > more
30.08.2016
Davide Mottin, Anja Jentzsch, and Emmanuel Müller will present the tutorial "Graph Exploration: … > more
20.07.2016
The paper "Approximate Discovery of Functional Dependencies for Large Datasets" has been selected … > more
13.07.2016
After a public voting phase, Rheem has been chosen for a tutorial at the workshop for Big Data Open … > more
07.07.2016
The paper titled 'Identifying Political Bias in News Articles' by Konstantina Lazaridou and Dr. Ralf … > more
22.06.2016
The quarterly published IEEE Data Engineering Bulletin journal was just released. Its current issue … > more
14.06.2016
The Rheem project has now published its source code under the Apache License on GitHub.
Rheem is a … > more
25.04.2016
The paper titled 'Topic Shifts in StackOverflow: Ask it like Socrates' by Toni Gruetze, Ralf … > more
21.04.2016
The article "CohEEL: Coherent and Efficient Named Entity Linking through Random Walks" by Toni … > more
12.04.2016
Data optimization already touches many aspects of our lives promising a better, improved, even … > more
07.04.2016
The two papers "A Hybrid Approach to Functional Dependency Discovery" and "RDFind: Finding … > more
30.03.2016
The Rheem project has been selected for a demo presentation at the SIGMOD 2016 (abstract at the … > more
09.02.2016
A full paper has been accepted at the Q4APS workshop at the WWW 2016 conference. The paper is called … > more
20.01.2016
In the last few months, we introduced many new features in the Metanome data profiling tool: We … > more
11.12.2015
The article "Holistic Data Profiling: Simultaneous Discovery of Various Metadata" by Jens Ehrlich, … > more
09.11.2015
The article "Efficient Order Dependency Detection" by Philipp Langer (now IBM) and Felix Naumann … > more
05.11.2015
After being nominated by the student body of HPI, the faculty for mathematics and natural sciences … > more
10.09.2015
The results of the Master thesis by Tobias Schubotz are being presented at the Web Intelligence … > more
26.08.2015
The paper titled 'How to Stay Up-to-date on Twitter with General Keywords' by Mandy … > more
20.08.2015
Demo at ISWC 2015
Exploring Linked Data Graph Structures
Anja Jentzsch, Christian Dullweber, … > more
08.07.2015
Full Paper accepted at KI 2015:
A Serendipity Model For News Recommendation
Maximilian Jenders, … > more
01.07.2015
The former master's student Markus Freitag has won the prestigious TDWI award for the best master's … > more
08.06.2015
The demonstration paper "Data Profiling with Metanome" was accepted for the 2015 VLDB conference. … > more
05.06.2015
The article "Profiling relational data: a survey" by Ziawasch Abedjan (MIT), Lukasz Golab … > more
03.06.2015
Dr. Ralf Krestel about the programming language R and its use for predictive analytics (in German):
… > more
06.05.2015
The data profiling framework Metanome is presented at SAP's Sapphire 2015 conference in Orlando. See … > more
15.04.2015
Experiments and Analysis Paper
Functional Dependency Discovery: An Experimental Evaluation of Seven … > more
17.03.2015
Arvid Heise has successfully defended his Ph.D. dissertation on March 17, 2015! His work focused on … > more
04.03.2015
Research Poster Paper
Tweet-Recommender: Finding Relevant Tweets for News Articles
Ralf Krestel … > more
27.02.2015
Research Paper
Learning Temporal Tagging Behaviour
Toni Gruetze, Gary Yao, and Ralf Krestel
… > more
30.01.2015
Dr. Ziawasch Abedjan graduated from HPI in June 2014. His dissertation with the title "Improving RDF … > more
12.01.2015
Research Paper
Divide&Conquer-based Inclusion Dependency Discovery
Thorsten Papenbrock, Sebastian … > more
08.01.2015
After eight months in the incubating phase, the Apache Software Foundation board unanimously passed … > more
08.01.2015
Research Paper
Scaling out the Discovery of Inclusion Dependencies
Sebastian Kruse, Thorsten … > more
07.01.2015
Research Paper
Estimating Data Integration and Cleaning Effort
Sebastian Kruse, Paolo Papotti, … > more
26.11.2014
Alexander Albrecht has successfully defended his Ph.D. dissertation on November 26, 2014! His work … > more
06.11.2014
Our submission "DFD: Efficient Functional Dependency Discovery" by Ziawasch Abedjan, Patrick … > more
27.10.2014
1st International Workshop on Data Integration and Applications
co-located with the IEEE … > more
27.10.2014
Johannes Lorey has successfully defended his Ph.D. dissertation on October 27, 2014!
His work … > more
23.10.2014
Together with her co-authors Jens Lehmann, Robert Isele, Max Jakob, Dimitris Kontokostas, Pablo N. … > more
26.09.2014
Das „Web der Daten“ hat sich seit Herbst 2011 mehr als verdreifacht. Das ist das Ergebnis einer … > more
17.09.2014
Progressive Duplicate Detection
Thorsten Papenbrock and Arvid Heise and Felix Naumann
Abstract. … > more
29.08.2014
Estimating the Number and Sizes of Fuzzy-Duplicate Clusters
Arvid Heise, Gjergji Kasneci, and … > more
18.07.2014
Ziawasch Abedjan has successfully defended his Ph.D. dissertation with distinction on July 18, 2014! … > more
28.05.2014
25th International Conference on Computational Linguistics (COLING) August 23, 2014, Dublin, Ireland > more
19.05.2014
Our paper "Ziawasch Abedjan and Felix Naumann. Amending RDF Entities with New Facts" from KNOW@LOD … > more
23.04.2014
We are happy to announce that Stratosphere has been accepted as a project for the Apache Incubator. … > more
15.04.2014
Know@LOD 2014 and PROFILES 2014, co-located with 10th Extended Semantic Web Conference (ESWC) 2014 > more
01.04.2014
The Stratosphere Platform for Big Data Analytics
Alexander Alexandrov, Rico Bergmann, Stephan Ewen, … > more
01.04.2014
Versatile optimization of UDF-heavy data flows with Sofa
Astrid Rheinländer, Martin Beckmann, Anja … > more
27.12.2013
Research Paper
Bootstrapping Wikipedia to Answer Ambiguous Person Name Queries
Toni … > more
16.12.2013
5th International Workshop on
Data Engineering meets the Semantic Web (DESWeb)
In conjunction … > more
15.12.2013
Joint research on Stratosphere by TU Berlin, HU Berlin, and HPI > more
09.12.2013
Ein Datenbankkurs mit 6.000 Teilnehmern:
Erfahrungen auf der openHPI MOOC Plattform > more
16.10.2013
30th IEEE International Conference on Data Engineering (ICDE), Chicago, IL, USA, March 31st - April … > more
07.10.2013
40th International Conference on Very Large Data Bases (VLDB), Hangzhou, China, 1st - 5th September … > more
01.10.2013
15th International Conference on Information Integration and Web-based Applications & Services > more
13.09.2013
Christoph Böhm has successfully defended his Ph.D. dissertation on September 13, 2013. > more
28.08.2013
Systematic ETL Management – Experiences with high-level Operators
by Alexander Albrecht and Felix … > more
20.08.2013
We have just released the latest version of our RDBMS Genealogy showing a timeline of many popular … > more
14.06.2013
Jana Bauckmann has successfully defended her Ph.D. dissertation on June 14, 2013. > more
03.06.2013
Dustin Lange successfully defends his PhD thesis "Effective and Efficient Similarity Search in … > more
26.04.2013
Special Issue on RDF Data Management (German Database Forum) > more
25.04.2013
25th International Conference on Scientific and Statistical Database Management (SSDBM), July 29-31, … > more
23.04.2013
Felix Naumann. Data Profiling Revisited. SIGMOD Record (to appear), 2013.
Data profiling … > more
19.03.2013
Analyzing and Predicting Viral Tweets
Maximilian Jenders, Gjergji Kasneci, and Felix Naumann
… > more
10.03.2013
The submission "Duplicate Detection on GPUs" by Benedikt Forchhammer, Thorsten Papenbrock, Thomas … > more
23.02.2013
10th Extended Semantic Web Conference in Montpellier, France > more
29.11.2012
Cost-Aware Query Planning for Similarity Search
Dustin Lange and Felix Naumann
… > more
27.11.2012
15th BTW conference on "Database Systems for Business, Technology, and Web" (BTW 2013) Magdeburg, … > more
17.11.2012
On November 17 Felix Naumann talked about "The Quality of Web Data" at the 2012 International … > more
15.10.2012
Cross-lingual Entity Matching and Infobox Alignment in Wikipedia
Daniel Rinser, Dustin Lange, and … > more
09.09.2012
A tool to deduplicate scientific references > more
20.08.2012
Fusion Cubes: Towards Self-Service Business Intelligence
Alberto Abelló, Jérôme Darmont, Lorena … > more
26.07.2012
On July 26 Felix Naumann talked about "Extreme Web Data Integration" at the 2012 International … > more
25.07.2012
21st ACM International Conference on Information and Knowledge Management (CIKM) will be held from … > more
29.06.2012
DBRank 2012 – 6th International Workshop on Ranking in Databases, in conjunction with VLDB 2012
… > more
27.05.2012
I-SEMANTICS 2012 – 8th Int. Conference on Semantic Systems, Graz, Austria
Scalable … > more
25.05.2012
31st International Conference on Conceptual Modeling (ER 2012) - Florence, Italy
Schema Decryption … > more
27.03.2012
Proceedings of the 24th International Conference on Scientific and Statistical Database … > more
08.03.2012
Demo and LDOW paper accepted > more
27.02.2012
Integrating Open Government Data with Stratosphere for more Transparency
Arvid Heise and Felix … > more
13.02.2012
The eighth international conference on Language Resources and Evaluation (LREC), Istanbul, Turkey.
… > more
27.01.2012
IQ Best Master Degree Wettbewerb der Deutschen Gesellschaft für Informations- und Datenqualität e. … > more
17.01.2012
See the new video about our Government Data Integration platform GovWILD. > more
16.12.2011
"Enriched Service Descriptions: Sources, Approaches, and Usages" > more
03.11.2011
As part of our winning submission at the 2010 Billion Triple Challenge at the International Semantic … > more
27.09.2011
28th IEEE International Conference on Data Engineering (ICDE) Washington, DC, USA
Adaptive Windows … > more
27.09.2011
The GovWILD team is happy to announce that the latest version of the LOD cloud (September 2011) … > more
25.08.2011
The 19th International Conference on Cooperative Information Systems (CoopIS) Crete, Greece
… > more
09.08.2011
Revealing Hidden Relations among Web Services
Using Business Process Knowledge ...
Mohammed … > more
22.07.2011
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, … > more
20.07.2011
Journal of Web Semantics: Science, Services and Agents on the World Wide Web, 9(3):339-345, 9/2011
… > more
05.07.2011
With iPopulator, we have introduced a system that automatically populates infoboxes of Wikipedia … > more
01.07.2011
International Conference on Data and Knowledge Engineering (ICDKE 2011), Milan
A Generalization of … > more
04.05.2011
As part of a seminar supervised by Prof. Naumann and Johannes Lorey in the last winter term, a group … > more
21.04.2011
Discovering Linkage Patterns among Web Services
using Business Process Knowledge ...
Mohammed … > more
11.04.2011
Automatic Sampling of Web Services
Mohammed AbuJarour and Sebastian Oergel > more
01.04.2011
"Efficient Query Answering in Peer Data Management Systems" ... > more
30.03.2011
Scalable Iterative Graph Duplicate DetectionMelanie Herschel, Felix Naumann, Sascha Szott, and Maik … > more
09.03.2011
"Data Fusion and Conflict Resolution in Integrated Information Systems" ... > more
09.03.2011
"Extraktion und Identifikation von Entitäten in Textdaten im Umfeld der Enterprise Search" ... > more
