152 search results - page 28 / 31 » Efficient computation of personal aggregate queries on blogs |
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
While database management systems offer a comprehensive solution to data storage, they require deep knowledge of the schema, as well as the data manipulation language, in order to...
MOBISYS
2008
ACM
14 years 7 months ago
2008
ACM
Proactively providing services to mobile individuals is essential for emerging ubiquitous applications. The major challenge in providing users with proactive services lies in cont...
PVLDB
2008
13 years 7 months ago
2008
Summaries of massive data sets support approximate query processing over the original data. A basic aggregate over a set of records is the weight of subpopulations specified as a ...
WWW
2005
ACM
14 years 8 months ago
2005
ACM
Search engines are the primary gateways of information access on the Web today. Behind the scenes, search engines crawl the Web to populate a local indexed repository of Web pages...
PODC
2006
ACM
14 years 1 months ago
2006
ACM
We study the problem of maintaining sketches of recent elements of a data stream. Motivated by applications involving network data, we consider streams that are asynchronous, in w...