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STOC
2009
ACM
171views Algorithms» more  STOC 2009»
14 years 9 months ago
On the geometry of graphs with a forbidden minor
We study the topological simplification of graphs via random embeddings, leading ultimately to a reduction of the Gupta-Newman-Rabinovich-Sinclair (GNRS) L1 embedding conjecture t...
James R. Lee, Anastasios Sidiropoulos
ICDE
2009
IEEE
159views Database» more  ICDE 2009»
14 years 3 months ago
ApproxRank: Estimating Rank for a Subgraph
Abstract— Customized semantic query answering, personalized search, focused crawlers and localized search engines frequently focus on ranking the pages contained within a subgrap...
Yao Wu, Louiqa Raschid
SSDBM
2010
IEEE
133views Database» more  SSDBM 2010»
13 years 6 months ago
PrefIndex: An Efficient Supergraph Containment Search Technique
Graphs are prevailingly used in many applications to model complex data structures. In this paper, we study the problem of supergraph containment search. To avoid the NP-complete s...
Gaoping Zhu, Xuemin Lin, Wenjie Zhang, Wei Wang, H...
SIAMMAX
2010
164views more  SIAMMAX 2010»
13 years 3 months ago
Uniqueness of Low-Rank Matrix Completion by Rigidity Theory
The problem of completing a low-rank matrix from a subset of its entries is often encountered in the analysis of incomplete data sets exhibiting an underlying factor model with app...
Amit Singer, Mihai Cucuringu
WAOA
2010
Springer
236views Algorithms» more  WAOA 2010»
13 years 6 months ago
The Power of Uncertainty: Bundle-Pricing for Unit-Demand Customers
We study an extension of the unit-demand pricing problem in which the seller may offer bundles of items. If a customer buys such a bundle she is guaranteed to get one item out of i...
Patrick Briest, Heiko Röglin