Sciweavers

2269 search results - page 96 / 454
» Retrieval evaluation with incomplete information
Sort
View
CLEF
2006
Springer
15 years 8 months ago
The University of Lisbon at CLEF 2006 Ad-Hoc Task
This paper reports the participation of the XLDB Group from the University of Lisbon in the CLEF 2006 ad-hoc monolingual and bilingual subtasks for Portuguese. We present our IR s...
Nuno Cardoso, Mário J. Silva, Bruno Martins
SIGIR
2002
ACM
15 years 4 months ago
Improving realism of topic tracking evaluation
Topic tracking and information filtering are models of interactive tasks, but their evaluations are generally done in a way that does not reflect likely usage. The models either f...
Anton Leuski, James Allan
SIGIR
2009
ACM
15 years 11 months ago
Has adhoc retrieval improved since 1994?
Evaluation forums such as TREC allow systematic measurement and comparison of information retrieval techniques. The goal is consistent improvement, based on reliable comparison of...
Timothy G. Armstrong, Alistair Moffat, William Web...
SIGMOD
2003
ACM
115views Database» more  SIGMOD 2003»
16 years 4 months ago
Querying Structured Text in an XML Database
XML databases often contain documents comprising structured text. Therefore, it is important to integrate "information retrieval style" query evaluation, which is well-s...
Shurug Al-Khalifa, Cong Yu, H. V. Jagadish
SIGIR
2002
ACM
15 years 4 months ago
Empirical studies in strategies for Arabic retrieval
This work evaluates a few search strategies for Arabic monolingual and cross-lingual retrieval, using the TREC Arabic corpus as the test-bed. The release by NIST in 2001 of an Ara...
Jinxi Xu, Alexander Fraser, Ralph M. Weischedel