Fondazione Ugo Bordoni at TREC 2003: Robust and Web Track

@inproceedings{Amati2003FondazioneUB,
  title={Fondazione Ugo Bordoni at TREC 2003: Robust and Web Track},
  author={Gianni Amati and Claudio Carpineto and Giovanni Romano},
  booktitle={TREC},
  year={2003}
}
Our participation in TREC 2003 aims to adapt the use of the DFR (Divergence From Randomness) models with Query Expansion (QE) to the robust track and the topic distillation task of the Web track. We focus on the robust track, where the utilization of QE improves the global performance but hurts the performance on the worst topics. In particular, we study the problem of the selective application of the query expansion. We define two information theoretic functions which are shown to be… CONTINUE READING
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References

Publications referenced by this paper.
Showing 1-10 of 11 references

Performance of the 5 submitted runs for topic distillation task on TREC 11 and TREC 12. (QE is with 3 documents and 10 terms, c = 1 andβ = 0.5). Topic Distillation TREC 11 Models QE MAP

  • Robert G.D. Steel, Jamies H. Torrie, David A. Dickey
  • Principles and Procedures of Statistics. A…
  • 1997
1 Excerpt

Principles and Procedures of Statistics

  • Robert G. D. Steel, Jamies H. Torrie, David A. Dickey
  • A Biometrical Approach . MacGraw – Hill
  • 1997

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