Sciweavers

3155 search results - page 473 / 631
» Maintenance: Less Is Not More
Sort
View
DOLAP
2007
ACM
15 years 10 months ago
Optimal chunking of large multidimensional arrays for data warehousing
ss domain. Using this more abstract approach means that more data sources of varying types can be incorporated with less effort, and such heterogeneous data sources might be very r...
Ekow J. Otoo, Doron Rotem, Sridhar Seshadri
PODC
2010
ACM
15 years 10 months ago
Deterministic distributed vertex coloring in polylogarithmic time
Consider an n-vertex graph G = (V, E) of maximum degree ∆, and suppose that each vertex v ∈ V hosts a processor. The processors are allowed to communicate only with their neig...
Leonid Barenboim, Michael Elkin
SP
2010
IEEE
165views Security Privacy» more  SP 2010»
15 years 10 months ago
A Practical Attack to De-anonymize Social Network Users
—Social networking sites such as Facebook, LinkedIn, and Xing have been reporting exponential growth rates. These sites have millions of registered users, and they are interestin...
Gilbert Wondracek, Thorsten Holz, Engin Kirda, Chr...
CCS
2006
ACM
15 years 10 months ago
Dictionary attacks using keyboard acoustic emanations
We present a dictionary attack that is based on keyboard acoustic emanations. We combine signal processing and efficient data structures and algorithms, to successfully reconstruc...
Yigael Berger, Avishai Wool, Arie Yeredor
ICDT
1995
ACM
96views Database» more  ICDT 1995»
15 years 9 months ago
On Two Forms of Structural Recursion
We investigate and compare two forms of recursion on sets for querying nested collections. The rst one is called sri and it corresponds to sequential processing of data. The second...
Dan Suciu, Limsoon Wong