826 search results - page 2 / 166 » Query Performance Prediction: Evaluation Contrasted with Eff... |
ECIR
2010
Springer
13 years 7 months ago
2010
Springer
Abstract. This paper explores how to predict query difficulty for contextual image retrieval. We reformulate the problem as the task of predicting how difficult to represent a quer...
ERCIMDL
1999
Springer
13 years 10 months ago
1999
Springer
Abstract. We present an approach to increasing the effectiveness of rankedoutput retrieval systems that relies on graphical display and user manipulation of “views” of retrieva...
SPIRE
2010
Springer
13 years 4 months ago
2010
Springer
During the last years a great number of Query Performance Prediction methods have been proposed. However, this explosion of prediction method proposals have not been paralleled by ...
ECIR
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. In this paper, we examine a number of newly applied methods for combining pre-retrieval query performance predictors in order to obtain a better prediction of the query...
VLDB
2012
ACM
12 years 1 months ago
2012
ACM
In the last decade, spatio-temporal database research focuses on the design of effective and efficient indexing structures in support of location-based queries such as predictive...