826 search results - page 151 / 166 » Coupling information retrieval and information extraction: A... |
IMC
2009
ACM
14 years 2 months ago
2009
ACM
With over half a billion users, Online Social Networks (OSNs) are the major new applications on the Internet. Little information is available on the network impact of OSNs, althou...
APWEB
2006
Springer
13 years 11 months ago
2006
Springer
Since we can hardly get semantics from the low-level features of the image, it is much more difficult to analyze the image than textual information on the Web. Traditionally, textu...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
The Semantic Web envisions a World Wide Web in which data is described with rich semantics and applications can pose complex queries. To this point, researchers have defined new l...
IRI
2008
IEEE
14 years 2 months ago
2008
IEEE
This paper introduces a novel algorithm for estimating energy expenditure during physical activity. The estimation is based on acceleration data measured from a wrist-worn acceler...
WWW
2005
ACM
14 years 8 months ago
2005
ACM
Message hierarchies in web discussion boards grow with new postings. Threads of messages evolve as new postings focus within or diverge from the original themes of the threads. Th...