494 search results - page 50 / 99 » Improving Automatic Query Expansion |
INTR
2010
13 years 6 months ago
2010
Purpose – Web search engines are frequently used by people to locate information on the Internet. However, not all queries have an informational goal. Instead of information, so...
TKDE
2008
13 years 7 months ago
2008
In this paper, we propose an image semantic model based on the knowledge and criteria in the field of linguistics and taxonomy. Our work bridges the "semantic gap" by sea...
CLEF
2008
Springer
13 years 9 months ago
2008
Springer
In this article, we focus our efforts (i) on the study of how to automatically extract and exploit visual concepts and (ii) on fast visual diversity. First, in the Visual Concept D...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
1 Query-by-example information retrieval provides users a flexible but efficient way to accurately describe their information needs. The query exemplars are usually long and in th...
WWW
2009
ACM
14 years 8 months ago
2009
ACM
In this poster, a tool named BUCEFALO is presented. This tool is specially designed to improve the information retrieval tasks in web-based Personal Health Records (PHR). This too...