Sciweavers

500 search results - page 2 / 100
» On the Hardness of Being Truthful
Sort
View
FUIN
2010
112views more  FUIN 2010»
13 years 3 months ago
An Empirical Study of QBF Encodings: from Treewidth Estimation to Useful Preprocessing
From an empirical point of view, the hardness of quantified Boolean formulas (QBFs), can be characterized by the (in)ability of current state-of-the-art QBF solvers to decide abo...
Luca Pulina, Armando Tacchella
SIGECOM
2008
ACM
131views ECommerce» more  SIGECOM 2008»
13 years 4 months ago
Truthful germs are contagious: a local to global characterization of truthfulness
We study the question of how to easily recognize whether a social unction f from an abstract type space to a set of outcomes is truthful, i.e. implementable by a truthful mechanis...
Aaron Archer, Robert Kleinberg
SIGECOM
2004
ACM
120views ECommerce» more  SIGECOM 2004»
13 years 10 months ago
Computational criticisms of the revelation principle
The revelation principle is a cornerstone tool in mechanism design. It states that one can restrict attention, without loss in the designer’s objective, to mechanisms in which A...
Vincent Conitzer, Tuomas Sandholm
FUZZIEEE
2007
IEEE
13 years 11 months ago
On Complete Sublattices of the Algebra of Truth Values of Type-2 Fuzzy Sets
— The algebra of truth values of type-2 fuzzy sets contains isomorphic copies of the algebra of truth values of type1 fuzzy sets and the algebra of truth values of interval-value...
John Harding, Carol L. Walker, Elbert A. Walker
XSYM
2005
Springer
81views Database» more  XSYM 2005»
13 years 10 months ago
MemBeR: A Micro-benchmark Repository for XQuery
XQuery is a feature-rich language with complex semantics. This makes it hard to come up with a benchmark suite which covers all performance-critical features of the language, and a...
Loredana Afanasiev, Ioana Manolescu, Philippe Mich...