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» The Equivalence between Biology and Computation
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STOC
2007
ACM
98views Algorithms» more  STOC 2007»
16 years 5 days ago
Negative weights make adversaries stronger
The quantum adversary method is one of the most successful techniques for proving lower bounds on quantum query complexity. It gives optimal lower bounds for many problems, has ap...
Peter Høyer, Troy Lee, Robert Spalek
FOSSACS
2009
Springer
15 years 6 months ago
Realizability Semantics of Parametric Polymorphism, General References, and Recursive Types
Abstract. We present a realizability model for a call-by-value, higherorder programming language with parametric polymorphism, general first-class references, and recursive types....
Lars Birkedal, Kristian Støvring, Jacob Tha...
KDD
2009
ACM
183views Data Mining» more  KDD 2009»
15 years 6 months ago
Financial incentives and the "performance of crowds"
The relationship between financial incentives and performance, long of interest to social scientists, has gained new relevance with the advent of web-based “crowd-sourcing” mo...
Winter A. Mason, Duncan J. Watts
EUROCRYPT
2007
Springer
15 years 6 months ago
Zero Knowledge and Soundness Are Symmetric
We give a complexity-theoretic characterization of the class of problems in NP having zero-knowledge argument systems. This characterization is symmetric in its treatment of the ze...
Shien Jin Ong, Salil P. Vadhan
ICALP
2007
Springer
15 years 6 months ago
Regular Languages of Nested Words: Fixed Points, Automata, and Synchronization
Abstract. Nested words are a restriction of the class of visibly pushdown languages that provide a natural model of runs of programs with recursive procedure calls. The usual conne...
Marcelo Arenas, Pablo Barceló, Leonid Libki...