2009 | ||
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46 | EE | Michal Shmueli-Scheuer, Chen Li, Yosi Mass, Haggai Roitman, Ralf Schenkel, Gerhard Weikum: Best-Effort Top-k Query Processing Under Budgetary Constraints. ICDE 2009: 928-939 |
2008 | ||
45 | EE | Andreas Broschart, Ralf Schenkel: Effiziente Textsuche mit Positionsinformation. Grundlagen von Datenbanken 2008: 101-105 |
44 | EE | Matthias Bender, Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josiane Xavier Parreira, Ralf Schenkel, Gerhard Weikum: Exploiting social relations for query expansion and result ranking. ICDE Workshops 2008: 501-506 |
43 | EE | Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josiane Xavier Parreira, Gerhard Weikum: Efficient top-k querying over social-tagging networks. SIGIR 2008: 523-530 |
42 | EE | Andreas Broschart, Ralf Schenkel: Proximity-aware scoring for XML retrieval. SIGIR 2008: 845-846 |
41 | EE | Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josiane Xavier Parreira, Ralf Schenkel, Gerhard Weikum: Social recommendations at work. SIGIR 2008: 884 |
40 | EE | Hanglin Pan, Ralf Schenkel, Gerhard Weikum: Fine-grained relevance feedback for XML retrieval. SIGIR 2008: 887 |
39 | EE | Thomas Neumann, Matthias Bender, Sebastian Michel, Ralf Schenkel, Peter Triantafillou, Gerhard Weikum: Optimizing Distributed Top-k Queries. WISE 2008: 337-349 |
38 | EE | 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): 40-49 (2008) |
37 | EE | Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josiane Xavier Parreira, Ralf Schenkel, Gerhard Weikum: Making SENSE: socially enhanced search and exploration. PVLDB 1(2): 1480-1483 (2008) |
36 | EE | Martin Theobald, Holger Bast, Debapriyo Majumdar, Ralf Schenkel, Gerhard Weikum: TopX: efficient and versatile top- k query processing for semistructured data. VLDB J. 17(1): 81-115 (2008) |
2007 | ||
35 | EE | Ralf Schenkel, Fabian M. Suchanek, Gjergji Kasneci: YAWN: A Semantically Annotated Wikipedia XML Corpus. BTW 2007: 277-291 |
34 | EE | Martin Theobald, Ralf Schenkel, Gerhard Weikum: TopX - Efficient and Versatile Top-k Query Process-ing for Text, Semistructured, and Structured Data. BTW 2007: 475-485 |
33 | EE | Andreas Broschart, Ralf Schenkel, Martin Theobald, Gerhard Weikum: TopX @ INEX 2007. INEX 2007: 49-56 |
32 | EE | Martin Theobald, Ralf Schenkel, Gerhard Weikum: The TopX DB&IR engine. SIGMOD Conference 2007: 1141-1143 |
31 | EE | Ralf Schenkel, Andreas Broschart, Seung-won Hwang, Martin Theobald, Gerhard Weikum: Efficient Text Proximity Search. SPIRE 2007: 287-299 |
2006 | ||
30 | EE | Ralf Schenkel, Martin Theobald: Structural Feedback for Keyword-Based XML Retrieval. ECIR 2006: 326-337 |
29 | EE | Ralf Schenkel, Martin Theobald: Feedback-Driven Structural Query Expansion for Ranked Retrieval of XML Data. EDBT 2006: 331-348 |
28 | EE | Jens Graupmann, Ralf Schenkel: GeoSphereSearch: Context-Aware Geographic Web Search. GIR 2006 |
27 | EE | Martin Theobald, Andreas Broschart, Ralf Schenkel, Silvana Solomon, Gerhard Weikum: TopX - AdHoc Track and Feedback Task. INEX 2006: 233-242 |
26 | EE | Holger Bast, Debapriyo Majumdar, Ralf Schenkel, Martin Theobald, Gerhard Weikum: IO-Top-k at TREC 2006: Terabyte Track. TREC 2006 |
25 | EE | Holger Bast, Debapriyo Majumdar, Ralf Schenkel, Martin Theobald, Gerhard Weikum: IO-Top-k: Index-access Optimized Top-k Query Processing. VLDB 2006: 475-486 |
2005 | ||
24 | EE | Ralf Schenkel, Anja Theobald, Gerhard Weikum: Efficient Creation and Incremental Maintenance of the HOPI Index for Complex XML Document Collections. ICDE 2005: 360-371 |
23 | EE | Martin Theobald, Ralf Schenkel, Gerhard Weikum: TopX and XXL at INEX 2005. INEX 2005: 282-295 |
22 | EE | Ralf Schenkel, Martin Theobald: Relevance Feedback for Structural Query Expansion. INEX 2005: 344-357 |
21 | EE | Martin Theobald, Ralf Schenkel, Gerhard Weikum: Efficient and self-tuning incremental query expansion for top-k query processing. SIGIR 2005: 242-249 |
20 | EE | Jens Graupmann, Ralf Schenkel, Gerhard Weikum: The SphereSearch Engine for Unified Ranked Retrieval of Heterogeneous XML and Web Documents. VLDB 2005: 529-540 |
19 | EE | Martin Theobald, Ralf Schenkel, Gerhard Weikum: An Efficient and Versatile Query Engine for TopX Search. VLDB 2005: 625-636 |
18 | EE | Jens Graupmann, Jun Cai, Ralf Schenkel: Automatic Query Refinement Using Mined Semantic Relations. WIRI 2005: 205-213 |
17 | EE | Ralf Schenkel, Anja Theobald, Gerhard Weikum: Semantic Similarity Search on Semistructured Data with the XXL Search Engine. Inf. Retr. 8(4): 521-545 (2005) |
2004 | ||
16 | EE | Ralf Schenkel, Anja Theobald, Gerhard Weikum: HOPI: An Efficient Connection Index for Complex XML Document Collections. EDBT 2004: 237-255 |
15 | EE | Ralf Schenkel: FliX: A Flexible Framework for Indexing Complex XML Document Collections. EDBT Workshops 2004: 240-249 |
14 | EE | Minos N. Garofalakis, Ioana Manolescu, Marco Mesiti, George A. Mihaila, Ralf Schenkel, Bhavani M. Thuraisingham, Vasilis Vassalos: What's Next in XML and Databases? EDBT Workshops 2004: 318-324 |
13 | EE | Gerhard Weikum, Jens Graupmann, Ralf Schenkel, Martin Theobald: Towards a Statistically Semantic Web. ER 2004: 3-17 |
12 | EE | Hanglin Pan, Anja Theobald, Ralf Schenkel: Query Refinement by Relevance Feedback in an XML Retrieval System. ER 2004: 854-855 |
11 | EE | Kathrin Roberts, Frank Mücklich, Ralf Schenkel, Gerhard Weikum: An Information System for Material Microstructures. SSDBM 2004: 329-332 |
10 | EE | Martin Theobald, Gerhard Weikum, Ralf Schenkel: Top-k Query Evaluation with Probabilistic Guarantees. VLDB 2004: 648-659 |
2003 | ||
9 | Henk M. Blanken, Torsten Grabs, Hans-Jörg Schek, Ralf Schenkel, Gerhard Weikum: Intelligent Search on XML Data, Applications, Languages, Models, Implementations, and Benchmarks Springer 2003 | |
8 | EE | Ralf Schenkel, Anja Theobald, Gerhard Weikum: Ontology-Enabled XML Search. Intelligent Search on XML Data 2003: 119-131 |
7 | EE | Martin Theobald, Ralf Schenkel, Gerhard Weikum: Classification and Focused Crawling for Semistructured Data. Intelligent Search on XML Data 2003: 145-157 |
6 | EE | Martin Theobald, Ralf Schenkel, Gerhard Weikum: Exploiting Structure, Annotation, and Ontological Knowledge for Automatic Classification of XML Data. WebDB 2003: 1-6 |
2000 | ||
5 | EE | Ralf Schenkel, Gerhard Weikum: Integrating Snapshot Isolation into Transactional Federation. CoopIS 2000: 90-101 |
4 | Ralf Schenkel, Gerhard Weikum: Taming the Tiger: How to Cope with Real Database Products in Transactional Federations for Internet Applications. GI-Workshop Internet-Datenbanken 2000: 13-29 | |
1999 | ||
3 | Ralf Schenkel, Gerhard Weikum: Experiences with Building a Federated Transaction Manager based on CORBA OTS. EFIS 1999: 79-94 | |
2 | Ralf Schenkel, Gerhard Weikum, Norbert Weißenberg, Xuequn Wu: Federated Transaction Management with Snapshot Isolation. FMLDO 1999: 139-158 | |
1 | EE | Ralf Schenkel, Gerhard Weikum, Norbert Weißenberg, Xuequn Wu: Federated Transaction Management with Snapshot Isolation. FMLDO - Selected Papers 1999: 1-25 |