Thomas Neumann

	Max-Planck-Institut für Informatik Campus E1 4 66123 Saarbrücken, Germany
	email:
	phone:	+49 681 9325 518
	fax:	+49 681 9325 599
	room:	418

Publications: My MPI Publications, My DBLP Entry

Thomas Neumann, Gerhard Weikum. Scalable Join Processing on Very Large RDF Graphs. SIGMOD 2009. Providence, USA.
Thomas Neumann. Query Simplification: Graceful Degradation for Join-Order Optimization. SIGMOD 2009. Providence, USA.
Thomas Neumann, Guido Moerkotte. A Framework for Reasoning about Share Equivalence and Its Integration into a Plan Generator. BTW 2009. Münster, Germany.

Thomas Neumann, Gerhard Weikum. RDF-3X: a RISC-style Engine for RDF. JDMR (formely Proc. VLDB) 2008. Auckland, New Zealand.
Guido Moerkotte, Thomas Neumann. Dynamic Programming Strikes Back. SIGMOD 2008. Vancouver, Canada.
Mauro Sozio, Thomas Neumann, Gerhard Weikum. Near-Optimal Dynamic Replication in Unstructured Peer-to-Peer Networks. PODS 2008. Vancouver, Canada.
Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josianne Parreira, Gerhard Weikum. Efficient top-k querying over social-tagging networks. SIGIR 2008, Singapore.
Guido Moerkotte, Thomas Neumann. Faster Join Enumeration for Complex Queries. ICDE 2008. Cancun, Mexico.
Thomas Neumann, Matthias Bender, Sebastian Michel, Ralf Schenkel, Oeter Triantafillou, Gerhard Weikum. Optimizing Distributed top-k Queries. WISE 2008, Auckland, New Zealand.
Thomas Neumann, Sebastian Michel. Smooth Interpolating Histograms with Error Guarantees. BNCOD 2008. Cardiff, UK.
Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Thomas Neumann, Josiane Xavier Parreira, Marc Spaniol, Gerhard Weikum. Social Wisdom for Search and Recommendation. IEEE Data Eng. Bull. 31(2) 2008.
Matthias Bender, Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josiane Xavier Parreira, Ralf Schenkel and Gerhard Weikum. Exploiting Social Relations for Query Expansion and Result Ranking. DEBSM 2008. Cancun, Mexico.

Klaus Berberich, Srikanta J. Bedathur, Thomas Neumann, Gerhard Weikum. FluxCapacitor: Efficient Time-Travel Text Search. VLDB 2007. Vienna, Austria.
Thomas Neumann, Sebastian Michel. Algebraic Query Optimization for Distributed Top-k Queries. IFE 21 (3-4).
Sebastian Michel, Thomas Neumann. Search for the Best but Expect the Worst - Distributed Top-k Queries over Decreasing Aggregated Scores. WebDB 2007. Collocated with SIGMOD 2007. Beijing, China.
Thomas Neumann. Optimizing Ranked Retrieval. DEXA 2007. Regensburg, Germany.
Sven Helmer, Robin Aly, Thomas Neumann, Guido Moerkotte. Indexing Set-Valued Attributes with a Multi-level Extendible Hashing Scheme. DEXA 2007. Regensburg, Germany.
Klaus Berberich, Srikanta J. Bedathur, Thomas Neumann, Gerhard Weikum. A time machine for text search. SIGIR 2007. Amsterdam, The Netherlands.
Thomas Neumann, Sebastian Michel. Algebraic Query Optimization for Distributed Top-k Queries. BTW 2007. Aachen, Germany.

Guido Moerkotte, Thomas Neumann. Analysis of Two Existing and One New Dynamic Programming Algorithm for the Generation of Optimal Bushy Join Trees without Cross Products. VLDB 2006. Seoul, Korea.
Thomas Neumann, Matthias Bender, Sebastian Michel, Gerhard Weikum. A Reproducible Benchmark for P2P Retrieval. EXPDB 2006. First International Workshop on Performance and Evaluation of Data Management Systems Motivation. Collocated with SIGMOD 2006. Chicago, Illinois, USA.
Thomas Neumann, Sven Helmer, Guido Moerkotte. On the Optimal Ordering of Maps, Selections and Joins under Factorization. BNCOD 2006. Belfast, Northern Ireland.

Thomas Neumann, Sven Helmer, Guido Moerkotte. On the Optimal Ordering of Maps and Selections under Factorization. ICDE 2005. Tokyo, Japan.

Thomas Neumann, Guido Moerkotte. A Combined Framework for Grouping and Order Optimization. VLDB 2004. Toronto, Canada
Thomas Neumann, Guido Moerkotte. An Efficient Framework for Order Optimization. ICDE 2004. Boston, MA, USA.

Sven Helmer, Thomas Neumann, Guido Moerkotte. Estimating the Output Cardinality of Partial Preaggregation with a Measure of Clusteredness. VLDB 2003. Berlin, Germany.
Sven Helmer, Thomas Neumann, Guido Moerkotte. A Robust Scheme for Multilevel Extendible Hashing. ISCIS 2003. Antalya, Turkey.