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» On the Computational Interpretation of Negation
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ICIP
2007
IEEE
14 years 11 months ago
Video Content Representation by Incremental Non-Negative Matrix Factorization
Nonnegative Matrix Factorization (NMF) is a powerful decomposition tool which has been used in several content representation applications recently. However, there are some diffic...
Bilge Günsel, Serhat Selcuk Bucak
STOC
2007
ACM
98views Algorithms» more  STOC 2007»
14 years 10 months 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
ROBIO
2006
IEEE
121views Robotics» more  ROBIO 2006»
14 years 3 months ago
Behaviour Cooperation by Negation for Mobile Robots
— This article presents a behavioural architecture, the Survival Kit (SK), which allows behaviours to cast their multivalued output by means of constraints over an ’action feat...
Pedro Santana, Luís Correia
GECCO
2010
Springer
155views Optimization» more  GECCO 2010»
14 years 2 months ago
Negative selection algorithms without generating detectors
Negative selection algorithms are immune-inspired classifiers that are trained on negative examples only. Classification is performed by generating detectors that match none of ...
Maciej Liskiewicz, Johannes Textor
PODS
1989
ACM
129views Database» more  PODS 1989»
14 years 1 months ago
The Alternating Fixpoint of Logic Programs with Negation
The alternating xpoint of a logic program with negation is de ned constructively. The underlying idea is monotonically to build up a set of negative conclusions until the least xp...
Allen Van Gelder