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Mostrando ítems 1-20 de 497
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Ponencia
Computing Using Signals: From Cells to P Systems
(Fénix Editora, 2004)In cell biology one of the fundamental topic is the study of how biological signals are managed by cells. Signals can ...
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Ponencia
Simulation of Mobile Ambients by P Systems. Part 2
(Fénix Editora, 2004)Ambient calculus is a theory which deals with mobile computing and computation and encompasses such notions as mobile ...
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Ponencia
P Systems with Symport/Antiport of Rules
(Fénix Editora, 2004)Moving \instructions" instead of \data", using transport mecha- nisms inspired by biology { this could represent, shortly, ...
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Ponencia
P Systems with Active Membranes and Two Polarizations
(Fénix Editora, 2004)P systems with active membranes using only two electrical charges and only rules of types (a) and (c) assigned to at most ...
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Ponencia
A Tissue P System and a DNA Microfluidic Device for Solving the Shortest Common Superstring Problem
(Fénix Editora, 2004)This paper describes a tissue P system for solving the Shortest Common Superstring Problem in linear time. This tissue P ...
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Ponencia
Simulating the Fredkin Gate with Energy-Based P Systems
(Fénix Editora, 2004)Reversibility plays a fundamental role when the possibility to per- form computations with minimal energy dissipation is ...
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Ponencia
On the Power of Deterministic EC P Systems
(Fénix Editora, 2004)It is commonly believed that a signi¯cant part of the computational power of membrane systems comes from their inherent ...
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Ponencia
Sequential P Systems with Unit Rules and Energy Assigned to Membranes
(Fénix Editora, 2004)We introduce a new variant of membrane systems where the rules are directly assigned to membranes (and not to the regions ...
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Ponencia
Deductive Databases and P Systems
(Fénix Editora, 2004)In computational processes based on backwards chaining, a rule of the type A Ã B1; : : : ;Bn is seen as a procedure which ...
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Ponencia
Size and Power of Extended Gemmating P Pystems
(Fénix Editora, 2004)In P systems with gemmation of mobile membranes were ex- amined. It was shown that (extended) systems with eight membranes ...
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Ponencia
About P Systems with Symport/Antiport
(Fénix Editora, 2004)It is proved that four membranes su±ce to P systems with minimal symport/antiport to generate all recursively enumerable ...
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Ponencia
(Ultimately Confluent) Parallel Multiset-Rewriting Systems with Context
(Fénix Editora, 2004)The aim of this paper is to study the power of parallel multiset- rewriting systems with permitting context (or P systems ...
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Ponencia
On P Systems with Promoters/Inhibitors
(Fénix Editora, 2004)This article shows how the computational universality can be reached by using P systems with object rewriting context-free ...
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Ponencia
Membrane Kauffman Networks
(Fénix Editora, 2004)A formalization of Kauffman Boolean Networks in terms of P systems is suggested along two lines: by means of register machines and directly by means of membranes with receptors.
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Ponencia
Covering Rules in P Systems: Some Preliminary Ideas
(Fénix Editora, 2004)In this paper we propose a new kind of rules inside the regions of a P system. We have called them covering rules due to ...
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Ponencia
A Java Simulator for Basic Transition P Systems
(Fénix Editora, 2004)In this paper, a software tool (called SimCM, from Spanish Sim- ulador de Computaci¶on con Membranas) for handling P ...
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Ponencia
A Note on Complexity Measures for Probabilistic P Systems
(Fénix Editora, 2004)In this paper we present a first approach to the definition of different entropy measures for probabilistic P systems in ...
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Ponencia
Tissue-like P Systems with Channel-States
(Fénix Editora, 2004)We consider tissue-like P systems with states associated with the links (we call them synapses) between cells, controlling ...
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Ponencia
Cell Communication in Tissue P Systems and Cell Division in Population P Systems
(Fénix Editora, 2004)Two classes of tissue P systems based on evolution communication rules are introduced, some results are proved, but many ...
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Ponencia
Simulating Shuffle-Exchange Networks with P Systems
(Fénix Editora, 2004)We present in this paper a simulation with P systems of the parallel architecture known as shuffle-exchange network. This ...