191 search results - page 21 / 39 » Online Aggregation over Trees |
INFOCOM
2012
IEEE
11 years 10 months ago
2012
IEEE
—It is well known that Online Social Networks (OSNs) are vulnerable to privacy leakages, whereby specific information about a user (political affiliation, sexual orientation, g...
WWW
2011
ACM
13 years 2 months ago
2011
ACM
Modern search engines are expected to make documents searchable shortly after they appear on the ever changing Web. To satisfy this requirement, the Web is frequently crawled. Due...
IMC
2009
ACM
14 years 2 months ago
2009
ACM
Understanding how users behave when they connect to social networking sites creates opportunities for better interface design, richer studies of social interactions, and improved ...
EDBT
2010
ACM
14 years 2 months ago
2010
ACM
This paper addresses a fundamental and challenging problem with broad applications: efficient processing of region-based promotion queries, i.e., to discover the top-k most inter...
PPOPP
2006
ACM
14 years 1 months ago
2006
ACM
Performance analysis tools are critical for the effective use of large parallel computing resources, but existing tools have failed to address three problems that limit their scal...