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» Methods for Measuring Search Engine Performance over Time
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WISE
2005
Springer
14 years 1 months ago
Temporal Ranking of Search Engine Results
Existing search engines contain the picture of the Web from the past and their ranking algorithms are based on data crawled some time ago. However, a user requires not only relevan...
Adam Jatowt, Yukiko Kawai, Katsumi Tanaka
ECIR
2008
Springer
13 years 9 months ago
Computing Information Retrieval Performance Measures Efficiently in the Presence of Tied Scores
Abstract. The Information Retrieval community uses a variety of performance measures to evaluate the effectiveness of scoring functions. In this paper, we show how to adapt six pop...
Frank McSherry, Marc Najork
WWW
2008
ACM
14 years 8 months ago
Analysis of geographic queries in a search engine log
Geography is becoming increasingly important in web search. Search engines can often return better results to users by analyzing features such as user location or geographic terms...
Qingqing Gan, Josh Attenberg, Alexander Markowetz,...
ER
2008
Springer
157views Database» more  ER 2008»
13 years 9 months ago
Retune: Retrieving and Materializing Tuple Units for Effective Keyword Search over Relational Databases
The existing approaches of keyword search over relational databases always identify the relationships between tuples on the fly, which are rather inefficient as such relational rel...
Guoliang Li, Jianhua Feng, Lizhu Zhou
CLEF
2006
Springer
13 years 11 months ago
A High Precision Information Retrieval Method for WiQA
This paper presents Wolverhampton University's participation in the WiQA competition. The method chosen for this task combines a high precision, but low recall information re...
Constantin Orasan, Georgiana Puscasu