822 search results - page 38 / 165 » A proposal for chemical information retrieval evaluation |
COMCOM
2006
13 years 7 months ago
2006
In this paper we consider a distributed and efficient information dissemination and retrieval system for wireless sensor networks. In such a system each sensor node operates auton...
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
We present a novel passage-based approach to re-ranking documents in an initially retrieved list so as to improve precision at top ranks. While most work on passage-based document...
CIKM
2010
Springer
13 years 6 months ago
2010
Springer
One of the main problems in online advertising is to display ads which are relevant and appropriate w.r.t. what the user is looking for. Often search engines fail to reach this go...
ACISICIS
2007
IEEE
14 years 2 months ago
2007
IEEE
In this paper, a composite descriptor for shape retrieval has been proposed. The proposed descriptor is obtained from Generic Fourier Descriptors (GFD) for the shape region and th...
CIKM
2010
Springer
13 years 6 months ago
2010
Springer
Ranking Web search results has long evolved beyond simple bag-of-words retrieval models. Modern search engines routinely employ machine learning ranking that relies on exogenous r...