2718 search results - page 290 / 544 » Querying the deep web |
198
click to vote
JUCS
2007
15 years 6 months ago
2007
Abstract: The technology in the field of digital media generates huge amounts of textual information every day, so mechanisms to retrieve relevant information are needed. Under th...
265
click to vote
ICDE
2007
IEEE
16 years 8 months ago
2007
IEEE
In the ocean of Web data, Web search engines are the primary way to access content. As the data is on the order of petabytes, current search engines are very large centralized sys...
267
click to vote
GIS
2008
ACM
16 years 7 months ago
2008
ACM
In this paper, we describe a methodology to estimate the geographic coverage of the web without the need for secondary knowledge or complex geo-tagging. This is achieved by random...
140
click to vote
LOCA
2005
Springer
16 years 6 days ago
2005
Springer
Location-based services like reminders, electronic graffiti, and tourist guides normally require a custom, location-sensitive database that must be custom-tailored for the applicat...
179
click to vote
CAISE
2006
Springer
15 years 10 months ago
2006
Springer
One important task of semantic web portals is to offer both end users and applications a seamless access to knowledge contained in heterogeneous data sources in specific user commu...