Sciweavers

259 search results - page 8 / 52
» Graph Distances in the Data-Stream Model
Sort
View
ICALP
2009
Springer
14 years 8 months ago
Revisiting the Direct Sum Theorem and Space Lower Bounds in Random Order Streams
Estimating frequency moments and Lp distances are well studied problems in the adversarial data stream model and tight space bounds are known for these two problems. There has been...
Sudipto Guha, Zhiyi Huang
ESA
2010
Springer
170views Algorithms» more  ESA 2010»
13 years 9 months ago
Streaming Graph Computations with a Helpful Advisor
Motivated by the trend to outsource work to commercial cloud computing services, we consider a variation of the streaming paradigm where a streaming algorithm can be assisted by a...
Graham Cormode, Michael Mitzenmacher, Justin Thale...
CIAC
2006
Springer
97views Algorithms» more  CIAC 2006»
14 years 1 days ago
Network Discovery and Verification with Distance Queries
The network discovery (verification) problem asks for a minimum subset Q V of queries in an undirected graph G = (V, E) such that these queries discover all edges and non-edges o...
Thomas Erlebach, Alexander Hall, Michael Hoffmann ...
SAC
2009
ACM
14 years 3 months ago
Link-based event detection in email communication networks
People’s email communications can be modeled as graphs with vertices representing email accounts and edges representing email communications. Email communication data usually co...
Xiaomeng Wan, Evangelos E. Milios, Nauzer Kalyaniw...
ASIACRYPT
2005
Springer
14 years 1 months ago
Privacy-Preserving Graph Algorithms in the Semi-honest Model
Abstract. We consider scenarios in which two parties, each in possession of a graph, wish to compute some algorithm on their joint graph in a privacy-preserving manner, that is, wi...
Justin Brickell, Vitaly Shmatikov