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CSR
2007
Springer
14 years 2 months ago
Conjunctive Grammars over a Unary Alphabet: Undecidability and Unbounded Growth
Abstract It has recently been proved (Je˙z, DLT 2007) that conjunctive grammars (that is, context-free grammars augmented by conjunction) generate some nonregular languages over a...
Artur Jez, Alexander Okhotin
ICCS
2007
Springer
14 years 2 months ago
Towards a Complex Automata Framework for Multi-scale Modeling: Formalism and the Scale Separation Map
Complex Automata were recently proposed as a paradigm to model multi-scale complex systems. The concept is formalized and the scale separation map is further investigated in relati...
Alfons G. Hoekstra, Eric Lorenz, Jean-Luc Falcone,...
EH
2005
IEEE
119views Hardware» more  EH 2005»
14 years 1 months ago
Survivability of Embryonic Memories: Analysis and Design Principles
This paper proposes an original approach to the reliability analysis for Embryonics [4], by introducing the accuracy threshold measure, borrowed from fault-tolerant quantum comput...
Lucian Prodan, Mihai Udrescu, Mircea Vladutiu
ECAL
2005
Springer
14 years 1 months ago
A Developmental Model for Generative Media
Abstract. Developmental models simulate the spatio-temporal development of a complex system. The system described in this paper combines the advantages of a number of previously di...
Jon McCormack
CRYPTO
2003
Springer
111views Cryptology» more  CRYPTO 2003»
14 years 1 months ago
Instant Ciphertext-Only Cryptanalysis of GSM Encrypted Communication
In this paper we present a very practical ciphertext-only cryptanalysis of GSM (Global System for Mobile communications) encrypted communication, and various active attacks on the ...
Elad Barkan, Eli Biham, Nathan Keller