Sciweavers

2269 search results - page 31 / 454
» Retrieval evaluation with incomplete information
Sort
View
ICDIM
2008
IEEE
14 years 4 months ago
English sentence retrieval system based on dependency structure and its evaluation
This paper proposes a system of retrieving English sentences by utilizing linguistically structural information. The user’s query consists of a sequence of keywords. The system ...
Yoshihide Kato, Seiji Egawa, Shigeki Matsubara, Ya...
SIGIR
2003
ACM
14 years 3 months ago
Using manually-built web directories for automatic evaluation of known-item retrieval
Information retrieval system evaluation is complicated by the need for manually assessed relevance judgments. Large manually-built directories on the web open the door to new eval...
Steven M. Beitzel, Eric C. Jensen, Abdur Chowdhury...
SIGIR
2010
ACM
14 years 1 months ago
Comparing click-through data to purchase decisions for retrieval evaluation
Traditional retrieval evaluation uses explicit relevance judgments which are expensive to collect. Relevance assessments inferred from implicit feedback such as click-through data...
Katja Hofmann, Bouke Huurnink, Marc Bron, Maarten ...
SIGIR
2005
ACM
14 years 3 months ago
Indexing emails and email threads for retrieval
Electronic mail poses a number of unusual challenges for the design of information retrieval systems and test collections, including informal expression, conversational structure,...
Yejun Wu, Douglas W. Oard
SIGIR
2009
ACM
14 years 4 months ago
It pays to be picky: an evaluation of thread retrieval in online forums
Online forums host a rich information exchange, often with contributions from many subject matter experts. In this work we evaluate algorithms for thread retrieval in a large and ...
Jonathan L. Elsas, Jaime G. Carbonell