Stefan Büttcher – Publications

2010

Stefan Büttcher, Charles L. A. Clarke, and Gordon V. Cormack. Information Retrieval: Implementing and Evaluating Search Engines. MIT Press, 2010. (to appear)

2009

Gordon V. Cormack, Stefan Büttcher, and Charles L. A. Clarke. Reciprocal Rank Fusion Outperforms Condorcet and Individual Rank Learning Methods. Short paper in Proceedings of the 32nd ACM Conference on Research and Development in Information Retrieval (SIGIR 2009). Boston, July 2009. – Acceptance rate: 86/256 (33.6%)

2008

Charles L. A. Clarke, Maheedhar Kolla, Gordon V. Cormack, Olga Vechtomova, Azin Ashkan, Stefan Büttcher, and Ian MacKinnon. Novelty and Diversity in Information Retrieval Evaluation. In Proceedings of the 31st ACM Conference on Research and Development in Information Retrieval (SIGIR 2008). Singapore, July 2008. – Acceptance rate: 85/496 (17.1%)
Stefan Büttcher and Charles L. A. Clarke. Hybrid Index Maintenance for Contiguous Inverted Lists. Information Retrieval 11(3):175-207, June 2008.

2007

Stefan Büttcher, Charles L. A. Clarke, Gordon V. Cormack, and Thomas R. Lynam. MultiText Legal Experiments at TREC 2007. In Proceedings of the 16th Text REtrieval Conference (TREC 2007). Gaithersburg, USA, November 2007.
Stefan Büttcher and Charles L. A. Clarke. Index Compression is Good, Especially for Random Access. In Proceedings of the 16th ACM Conference on Information and Knowledge Management (CIKM 2007). Lisbon, Portugal, November 2007. – Acceptance rate: 87/512 (17.0%)
Stefan Büttcher. Multi-User File System Search. PhD Thesis. University of Waterloo. Waterloo, Ontario, Canada, August 2007.
Stefan Büttcher, Charles L. A. Clarke, Peter C. K. Yeung, and Ian Soboroff. Reliable Information Retrieval Evaluation with Incomplete and Biased Judgements. In Proceedings of the 30th ACM Conference on Research and Development in Information Retrieval (SIGIR 2007). Amsterdam, The Netherlands, July 2007. – Acceptance rate: 86/491 (17.5%)
Peter C. K. Yeung, Charles L. A. Clarke, and Stefan Büttcher. Improving Retrieval Accuracy by Weighting Document Types with Clickthrough Data. Short paper in Proceedings of the 30th ACM Conference on Research and Development in Information Retrieval (SIGIR 2007). Amsterdam, The Netherlands, July 2007. – Acceptance rate: 105/235 (44.7%)
Peter C. K. Yeung, Stefan Büttcher, Charles L. A. Clarke, and Maheedhar Kolla. A Bayesian Approach for Learning Document Type Relevance. Short paper in Proceedings of the 29th European Conference on Information Retrieval (ECIR 2007). Rome, Italy, April 2007. – Acceptance rate: 21/72 (29.2%)

2006

Stefan Büttcher, Charles L. A. Clarke, and Ian Soboroff. The TREC 2006 Terabyte Track. In Proceedings of the 15th Text REtrieval Conference (TREC 2006). Gaithersburg, USA, November 2006.
Stefan Büttcher, Charles L. A. Clarke, and Peter C. K. Yeung. Index Pruning and Result Reranking: Effects on Ad-Hoc Retrieval and Named Page Finding. In Proceedings of the 15th Text REtrieval Conference (TREC 2006). Gaithersburg, USA, November 2006. [Slides]
Stefan Büttcher and Charles L. A. Clarke. A Document-Centric Approach to Static Index Pruning in Text Retrieval Systems. In Proceedings of the 15th ACM Conference on Information and Knowledge Management (CIKM 2006). Arlington, USA, November 2006. [Slides] – Acceptance rate: 81/537 (15.1%)
Stefan Büttcher and Charles L. A. Clarke. Unaligned Binary Codes for Index Compression in Schema-Independent Text Retrieval Systems. University of Waterloo technical report CS-2006-40. Waterloo, Canada, October 2006.
Stefan Büttcher, Charles L. A. Clarke, and Brad Lushman. Hybrid Index Maintenance for Growing Text Collections. In Proceedings of the 29th ACM Conference on Research and Development in Information Retrieval (SIGIR 2006). Seattle, USA, August 2006. – Acceptance rate: 74/399 (18.5%)
Stefan Büttcher, Charles L. A. Clarke, and Brad Lushman. Term Proximity Scoring for Ad-Hoc Retrieval on Very Large Text Collections. Short paper in Proceedings of the 29th ACM Conference on Research and Development in Information Retrieval (SIGIR 2006). Seattle, USA, August 2006. – Acceptance rate: 52/140 (37.1%)
Stefan Büttcher and Charles L. A. Clarke. Adding Full-Text File System Search to Linux. ;login: The USENIX Magazine, (31)3. Berkeley, USA, June 2006.
Stefan Büttcher and Charles L. A. Clarke. A Hybrid Approach to Index Maintenance in Dynamic Text Retrieval Systems. In Proceedings of the 28th European Conference on Information Retrieval (ECIR 2006). London, UK, April 2006. [Slides] – Acceptance rate: 37/177 (20.9%)

2005

Stefan Büttcher and Charles L. A. Clarke. A Security Model for Full-Text File System Search in Multi-User Environments. In Proceedings of the 4th USENIX Conference on File and Storage Technologies (USENIX FAST 2005). San Francisco, USA, December 2005. [Slides] – Acceptance rate: 25/125 (20.0%)
Stefan Büttcher and Charles L. A. Clarke. Efficiency vs. Effectiveness in Terabyte-Scale Information Retrieval. In Proceedings of the 14th Text REtrieval Conference (TREC 2005). Gaithersburg, USA, November 2005. [Slides]
Stefan Büttcher and Charles L. A. Clarke. Indexing Time vs. Query Time Trade-offs in Dynamic Information Retrieval Systems. Short paper in Proceedings of the 14th ACM Conference on Information and Knowledge Management (CIKM 2005). Bremen, Germany, November 2005.
Stefan Büttcher and Charles L. A. Clarke. Memory Management Strategies for Single-Pass Index Construction in Text Retrieval Systems. University of Waterloo technical report CS-2005-32. Waterloo, Canada, October 2005.
Stefan Büttcher and Charles L. A. Clarke. Indexing Time vs. Query Time Trade-offs in Dynamic Information Retrieval Systems. University of Waterloo technical report CS-2005-31. Waterloo, Canada, October 2005.

2004

Stefan Büttcher, Charles L. A. Clarke, and Gordon V. Cormack. Domain-Specific Synonym Expansion and Validation for Biomedical Information Retrieval. In Proceedings of the 13th Text REtrieval Conference (TREC 2004). Gaithersburg, USA, November 2004. [Slides]
Stefan Büttcher. Power-Aware Computing – A Kernel-Directed Compiler-Assisted Dynamic Voltage Scaling Algorithm. Master's Thesis (Diplomarbeit). University of Erlangen. Erlangen, Germany, February 2004.

2002

Stefan Büttcher. Entwurf und Implementierung eines Genetischen Algorithmus zur Erstellung von Zeitplänen (Design and Implementation of a Genetic Algorithm for Creating Timetables). Undergraduate Thesis (Studienarbeit). University of Erlangen. Erlangen, Germany, November 2002.
Matthias Gröbner, Peter Wilke, and Stefan Büttcher. A Standard Framework for Timetabling Problems. In Selected Papers from the 4th International Conference on the Practice and Theory of Automated Timetabling (PATAT 2002), Springer Lecture Notes in Computer Science, vol. 2740, pp. 24-38.