1274 search results - page 152 / 255 » Educational Information Search Service Using Ontology |
CORR
2007
Springer
13 years 9 months ago
2007
Springer
An important goal for digital libraries is to enable researchers to more easily explore related work. While citation data is often used as an indicator of relatedness, in this pap...
ITCC
2003
IEEE
14 years 2 months ago
2003
IEEE
We examine whether the use of query operators changes the documents retrieved by three popular Web search engines. One hundred queries containing query operators were selected fro...
SIGIR
2005
ACM
14 years 2 months ago
2005
ACM
We describe a method for predicting query difficulty in a precision-oriented web search task. Our approach uses visual features from retrieved surrogate document representations (...
AAAI
2008
13 years 11 months ago
2008
Search engines present fix-length passages from documents ranked by relevance against the query. In this paper, we present and compare novel, language-model based methods for extr...
NN
2008
Springer
13 years 9 months ago
2008
Springer
In the study of information flow in the nervous system, component processes can be investigated using a range of electrophysiological and imaging techniques. Although data is diff...