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» On the Theory of Average Case Complexity
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2004
ACM
121views Algorithms» more  STOC 2004»
14 years 8 months ago
Lower bounds for dynamic connectivity
We prove an (lg n) cell-probe lower bound on maintaining connectivity in dynamic graphs, as well as a more general trade-off between updates and queries. Our bound holds even if t...
Mihai Patrascu, Erik D. Demaine
ATAL
2009
Springer
14 years 2 months ago
Computational aspects of Shapley's saddles
Game-theoretic solution concepts, such as Nash equilibrium, are playing an ever increasing role in the study of systems of autonomous computational agents. A common criticism of N...
Felix Brandt, Markus Brill, Felix A. Fischer, Paul...
COMPGEOM
2009
ACM
14 years 2 months ago
Proximity of persistence modules and their diagrams
Topological persistence has proven to be a key concept for the study of real-valued functions defined over topological spaces. Its validity relies on the fundamental property tha...
Frédéric Chazal, David Cohen-Steiner...
BROADNETS
2007
IEEE
14 years 2 months ago
Cross-layer optimization made practical
Abstract— Limited resources and time-varying nature of wireless ad hoc networks demand optimized use of resources across layers. Cross-layer optimization (CLO) for wireless netwo...
Ajit Warrier, Long Le, Injong Rhee
CIE
2007
Springer
14 years 2 months ago
From Logic to Physics: How the Meaning of Computation Changed over Time
The intuition guiding the de…nition of computation has shifted over time, a process that is re‡ected in the changing formulations of the Church-Turing thesis. The theory of co...
Itamar Pitowsky