459 search results - page 57 / 92 » Random sampling from a search engine's index |
SSDBM
2007
IEEE
14 years 2 months ago
2007
IEEE
Location-based information contained in publicly available GIS databases is invaluable for many applications such as disaster response, national infrastructure protection, crime a...
WWW
2004
ACM
14 years 9 months ago
2004
ACM
The overwhelming success of the Web as a mechanism for facilitating information retrieval and for conducting business transactions has led to an increase in the deployment of comp...
WSDM
2009
ACM
14 years 3 months ago
2009
ACM
The Web is a dynamic, ever changing collection of information. This paper explores changes in Web content by analyzing a crawl of 55,000 Web pages, selected to represent different...
ICDT
2001
ACM
14 years 28 days ago
2001
ACM
Abstract. Nearest-neighbor queries in high-dimensional space are of high importance in various applications, especially in content-based indexing of multimedia data. For an optimiz...
ICMCS
2007
IEEE
14 years 2 months ago
2007
IEEE
In the domain of candidly-captured student presentation videos, we examine and evaluate approaches for multimodal analysis and indexing of audio and video. We apply visual segment...