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STOC
2010
ACM
224views Algorithms» more  STOC 2010»
14 years 2 months ago
Satisfiability Allows No Nontrivial Sparsification Unless The Polynomial-Time Hierarchy Collapses
Consider the following two-player communication process to decide a language L: The first player holds the entire input x but is polynomially bounded; the second player is computa...
Holger Dell and Dieter van Melkebeek
STOC
2010
ACM
269views Algorithms» more  STOC 2010»
14 years 2 months ago
Approximations for the Isoperimetric and Spectral Profile of Graphs and Related Parameters
The spectral profile of a graph is a natural generalization of the classical notion of its Rayleigh quotient. Roughly speaking, given a graph G, for each 0 < < 1, the spect...
Prasad Raghavendra, David Steurer and Prasad Tetal...
CICLING
2010
Springer
14 years 2 months ago
Word Length n-Grams for Text Re-use Detection
Abstract. The automatic detection of shared content in written documents –which includes text reuse and its unacknowledged commitment, plagiarism– has become an important probl...
Alberto Barrón-Cedeño, Chiara Basile...
ICDT
2010
ACM
180views Database» more  ICDT 2010»
14 years 2 months ago
Composing local-as-view mappings: closure and applications
Schema mapping composition is a fundamental operation in schema management and data exchange. The mapping composition problem has been extensively studied for a number of mapping ...
Patricia C. Arocena, Ariel Fuxman, Renée J....
IPCAI
2010
14 years 2 months ago
Evaluation of a 4D Cone-Beam CT Reconstruction Approach Using an Anthropomorphic Phantom
Abstract. We have previously developed image-guided navigation systems for thoracic abdominal interventions utilizing a three dimensional (3D) Cone-Beam CT (CBCT) image acquired at...
Ziv Yaniv, Jan Boese, Marily Sarmiento, Kevin Clea...
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