NombreRiscos Núñez, Agustín
DepartamentoCiencias de la Computación e Inteligencia Artificial
Área de conocimientoCiencia de la Computación e Inteligencia Artificial
Categoría profesionalCatedrático de Universidad
Correo electrónicoSolicitar
           
  • Nº publicaciones

    141

  • Nº visitas

    14154

  • Nº descargas

    19157


 

Artículo
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MAREX: A general purpose hardware architecture for membrane computing

Cascado Caballero, Daniel; Díaz del Río, Fernando; Cagigas Muñiz, Daniel; Ríos Navarro, José Antonio; Guisado Lízar, José Luís; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín (Elsevier, 2022)
Membrane computing is an unconventional computing paradigm that has gained much attention in recent decades because of its ...
Artículo
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From SAT to SAT-UNSAT using P systems with dissolution rules

Riscos Núñez, Agustín; Valencia Cabrera, Luis (Springer, 2022)
DP is the class of problems that are the differences between two languages from NP. Most difficult problems from DP are ...
Artículo
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A new P-Lingua toolkit for agile development in membrane computing

Pérez Hurtado de Mendoza, Ignacio; Orellana Martín, David; Martínez del Amor, Miguel Ángel; Valencia Cabrera, Luis; Riscos Núñez, Agustín (Elsevier, 2022)
Membrane computing is a massively parallel and non-deterministic bioinspired computing paradigm whose models are called P ...
Trabajo Fin de Máster
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La educación en tiempos de la COVID-19: análisis de la brecha digital y propuestas para hacerle frente

González Rojas, Daniel; Riscos Núñez, Agustín (2021)
En el presente trabajo se realiza un análisis de los principales factores que afectan a la brecha digital como son la ...
Artículo
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Dendrite P Systems Toolbox: Representation, Algorithms and Simulators

Orellana Martín, David; Martínez del Amor, Miguel Ángel; Valencia Cabrera, Luis; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (World Scientific, 2021)
Dendrite P systems (DeP systems) are a recently introduced neural-like model of computation. They provide an alternative ...
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Seeking computational efficiency boundaries: the Păun’s conjecture

Orellana Martín, David; Riscos Núñez, Agustín (Springer, 2020)
In 2005, Gh. Păun raised an interesting question concerning the role of electrical charges in P systems with active membranes ...
Artículo
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Spiking neural P systems with inhibitory rules

Peng, Hong; Li, Bo; Wang, Jun; Song, Xiaoxiao; Wang, Tao; Valencia Cabrera, Luis; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Elsevier, 2020)
Motivated by the mechanism of inhibitory synapses, a new kind of spiking neural P (SNP) system rules, called inhibitory ...
Libro
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Eighteenth Brainstorming Week on Membrane Computing Sevilla, February 4 - 7, 2020 : RGNC REPORT 1/2020

Orellana Martín, David; Paun, Gheorghe; Riscos Núñez, Agustín; Pérez Hurtado de Mendoza, Ignacio; Research Group on Natural Computing (Escuela Técnica Superior de Ingeniería Informática, Universidad de Sevilla, 2020)
Artículo
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When object production tunes the efficiency of membrane systems

Orellana Martín, David; Martínez del Amor, Miguel Ángel; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín; Valencia Cabrera, Luis; Pérez Jiménez, Mario de Jesús (Elsevier, 2020)
Psystems with active membranes is one of the most studied models within the field ofMembrane Computing. Simulating the ...
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Dendrite P systems

Peng, Hong; Bao, Tingting; Luo, Xiaohui; Wang, Jun; Song, Xiaoxiao; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Elsevier, 2020)
It was recently found that dendrites are not just a passive channel. They can perform mixed computation of analog and ...
Tesis Doctoral
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Optimization of high-throughput real-time processes in physics reconstruction

Cámpora Pérez, Daniel Hugo; Riscos Núñez, Agustín; Neufeld, Niko (2019)
La presente tesis se ha desarrollado en colaboración entre la Universidad de Sevilla y la Organización Europea para ...
Ponencia
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A new perspective on computational complexity theory in Membrane Computing

Orellana Martín, David; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús; Research Group on Natural Computing (Escuela Técnica Superior de Ingeniería Informática, Universidad de Sevilla, 2019)
A single Turing machine can solve decision problems with an in nite number of instances. On the other hand, in the framework ...
Artículo
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A path to computational efficiency through membrane computing

Orellana Martín, David; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Elsevier, 2019)
The search for new mechanisms and tools allowing us to tackle the famousPversusNPproblem from new perspectives is an ...
Libro
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Seventeenth Brainstorming Week on Membrane Computing Sevilla, February 5 - 8, 2019 : RGNC REPORT 1/2019

Orellana Martín, David; Paun, Gheorghe; Riscos Núñez, Agustín; Andreu Guzmán, José A.; Research Group on Natural Computing (Escuela Técnica Superior de Ingeniería Informática, Universidad de Sevilla, 2019)
Ponencia
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A fast local algorithm for track reconstruction on parallel architectures

Cámpora Pérez, Daniel Hugo; Neufeld, Niko; Riscos Núñez, Agustín (IEEE Computer Society, 2019)
The reconstruction of particle trajectories, tracking, is a central process in the reconstruction of particle collisions ...
Ponencia
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Solving Problems Through a Single Membrane System

Orellana Martín, David; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (IMCS: International Membrane Computing Society, 2019)
The tape of a deterministic Turing machine contains an unbounded number of cells. Thanks to that, a single machine can ...
Ponencia
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An apparently innocent problem in Membrane Computing

Orellana Martín, David; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús; Research Group on Natural Computing (Escuela Técnica Superior de Ingeniería Informática, Universidad de Sevilla, 2019)
The search for effcient solutions of computationally hard problems by means of families of membrane systems has lead to a ...
Artículo
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Dynamic threshold neural P systems

Peng, Hong; Wang, Jun; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Elsevier, 2019)
Pulse coupled neural networks (PCNN, for short) are models abstracting the synchronization behavior observed experimentally ...
Artículo
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Minimal cooperation as a way to achieve the efficiency in cell-like membrane systems

Orellana Martín, David; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Springer, 2019)
Cooperation is doubtless a relevant ingredient on rewriting rules based computing models. This paper provides an overview on ...
Ponencia
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11 years of P-Lingua: A backward glance

Pérez Hurtado de Mendoza, Ignacio; Orellana Martín, David; Martínez del Amor, Miguel Ángel; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Editura BIBLIOSTAR, 2019)
In 2008, P-Lingua was born. The Research Group on Natural Computing worked on the development of simulation tools since ...
Ponencia
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A syntax for semantics in P-Lingua

Pérez Hurtado de Mendoza, Ignacio; Orellana Martín, David; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús; Research Group on Natural Computing (Escuela Técnica Superior de Ingeniería Informática, Universidad de Sevilla, 2019)
P-Lingua is a software framework for Membrane Computing, it includes a programming language, also called P-Lingua, for ...
Ponencia
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Design of Specific P Systems Simulators on GPUs

Martínez del Amor, Miguel Ángel; Orellana Martín, David; Pérez Hurtado de Mendoza, Ignacio; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Springer, 2018)
In order to validate P system models and to assist on their formal verification, simulators are indispensable. Moreover, ...
Artículo
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A Decade of Ecological Membrane Computing Applications

Valencia Cabrera, Luis; Graciani Díaz, Carmen; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (IMCS: International Membrane Computing Society, 2018)
A short summary of recent ecological modelling applications within mem- brane computing developed by the Research Group ...
Capítulo de Libro
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A Kernel-Based Membrane Clustering Algorithm

Yang, Jinyu; Chen, Ru; Zhang, GuoZhou; Peng, Hong; Wang, Jun; Riscos Núñez, Agustín (Springer, 2018)
The existing membrane clustering algorithms may fail to handle the data sets with non-spherical cluster boundaries. To ...
Ponencia
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Limits on P Systems with Proteins and Without Division

Orellana Martín, David; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Universidad de Sevilla, Escuela Técnica Superior de Ingeniería Informática, 2018)
In the field of Membrane Computing, computational complexity theory has been widely studied trying to nd frontiers of ...
Ponencia
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On GPU-Oriented P Systems

Martínez del Amor, Miguel Ángel; Orellana Martín, David; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (IEEE Computer Society, 2018)
Ponencia
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A Semantic Frontier of the Efficiency in Membrane Systems

Orellana Martín, David; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Centre for Discrete Mathematics and Theoretical Computer Science, 2018)
The (presumed) efficiency of computing models is expressed by means of their ability to solve (NP-complete) presumably ...
Artículo
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The Unique Satisfiability Problem from a Membrane Computing Perspective

Orellana Martín, David; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Romanian Academy, Section for Information Science and Technology, 2018)
Complexity class DP is the class of “differences” of any two languages in NP. It verifies that NP[ co-NP DP PNP, where ...
Capítulo de Libro
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Membrane Computing as a Modelling Tool: Looking Back and Forward from Sevilla

García Quismondo, Manuel; Graciani Díaz, Carmen; Riscos Núñez, Agustín (Springer, 2018)
This paper is a tribute to Prof. Mario de Jesús Pérez- Jiménez. An overview of modelling applications in membrane computing has ...
Artículo
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From distribution to replication in cooperative systems with active membranes: A frontier of the efficiency

Valencia Cabrera, Luis; Orellana Martín, David; Martínez del Amor, Miguel Ángel; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Elsevier, 2018)
P systems with active membranes use evolution, communication, dissolution and division(or separation) rules. They do not ...
Ponencia
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Simulation of Computing P Systems: A GPU Design for the Factorization Problem

Martínez del Amor, Miguel Ángel; Orellana Martín, David; Pérez Hurtado de Mendoza, Ignacio; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Friedrich-Schiller-Universität Jena, 2018)
Artículo
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Laser Dynamics from a Membrane Computing Perspective

Orellana Martín, David; Valencia Cabrera, Luis; Guisado Lízar, José Luís; Jiménez-Morales, Francisco de Paula; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (IMCS. International Membrane Computational Society, 2018)
Modelling real systems and processes is a task classically performed through the approach of di erential equation systems, ...
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The role of integral membrane proteins in computational complexity theory

Orellana Martín, David; Martínez del Amor, Miguel Ángel; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Springer, 2018)
In the framework of Membrane Computing, several tools to tackle the P versus NP problems by means of frontiers of the ...
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Multiobjective fuzzy clustering approach based on tissue-like membrane systems

Peng, Hong; Shi, Peng; Wang, Jun; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Elsevier, 2017)
Fuzzy clustering problem is usually posed as an optimization problem. However, the existing researchhas shown that clustering ...
Libro
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15th Brainstorming Week on Membrane Computing Sevilla, January 31 - February 3, 2017, RGNC REPORT 1/2017 Research Group on Natural Computing Sevilla University

Graciani Díaz, Carmen; Paun, Gheorghe; Riscos Núñez, Agustín; Valencia Cabrera, Luis; Research Group on Natural Computing (Fenix Editora, 2017)
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Fuzzy reasoning spiking neural P systems revisited: A formalization

Pérez Jiménez, Mario de Jesús; Graciani Díaz, Carmen; Orellana Martín, David; Riscos Núñez, Agustín; Romero Jiménez, Álvaro; Valencia Cabrera, Luis (Elsevier, 2017)
Research interest within membrane computing is becoming increasingly interdisciplinary.In particular, one of the latest ...
Artículo
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Reaching efficiency through collaboration in membrane systems: Dissolution, polarization and cooperation

Valencia Cabrera, Luis; Orellana Martín, David; Martínez del Amor, Miguel Ángel; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Elsevier, 2017)
From a computational complexity point of view, some syntactical ingredients play differentroles depending on the kind of ...
Ponencia
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Counting Membrane Systems

Valencia Cabrera, Luis; Orellana Martín, David; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (University of Bradford, Faculty of Engineering and Informatics, 2017)
A decision problem is one that has a yes/no answer, while a counting problem asks how many possible solutions exist ...
Ponencia
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Restricted Polarizationless P Systems with Active Membranes: Minimal Cooperation Only Inwards

Valencia Cabrera, Luis; Orellana Martín, David; Martínez del Amor, Miguel Ángel; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Fenix Editora, 2017)
Membrane computing is a computing paradigm providing a class of distributed parallel computing devices of a biochemical ...
Ponencia
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Restricted Polarizationless P Systems with Active Membranes: Minimal Cooperation Only Outwards

Valencia Cabrera, Luis; Orellana Martín, David; Martínez del Amor, Miguel Ángel; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Fenix Editora, 2017)
Membrane computing is a computing paradigm providing a class of distributed parallel computing devices of a biochemical ...
Artículo
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A Survey of Parallel Simulation of P Systems with GPUs

Martínez del Amor, Miguel Ángel; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (IMCS: International Membrane Computing Society, 2017)
P system simulators become essential for model verification and validation, since they reproduce the semantics of the ...
Ponencia
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Minimal cooperation in polarizationless P systems with active membranes

Valencia Cabrera, Luis; Orellana Martín, David; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Fénix, 2016)
P systems with active membranes is a well developed framework in the eld of Membrane Computing. Using evolution, ...
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Polarizationless P Systems with Active Membranes: Computational Complexity Aspects

Valencia Cabrera, Luis; Orellana Martín, David; Martínez del Amor, Miguel Ángel; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Institut für Informatik, Justus-Liebig-Universität Giessen, 2016)
P systems with active membranes, in their classical definition, make use of noncooperative rules only. However, it is well ...
Artículo
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Preface Membrane Computing 2016

Gheorghe, Marian; Paun, Gheorghe; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2016)
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Preface Special Issue: Advances in Membrane Computing

Gheorghe, Marian; Paun, Gheorghe; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2016)
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14th Brainstorming Week on Membrane Computing Sevilla, February 1 - 5, 2016 : RGNC Report 1/2016

Graciani Díaz, Carmen; Orellana Martín, David; Riscos Núñez, Agustín; Romero Jiménez, Álvaro; Valencia Cabrera, Luis; Research Group on Natural Computing (Fénix, 2016)
Artículo
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Complexity Perspectives on Minimal Cooperation in Cell-like Membrane Systems

Valencia Cabrera, Luis; Orellana Martín, David; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (IMCS: International Membrane Computing Society, 2016)
Cooperation is doubtless a critical ingredient of a computing model. This paper provides an overview on results showing ...
Ponencia
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Borderlines of efficiency: what’s up?

Riscos Núñez, Agustín (IMCS: International Membrane Computing Society, 2016)
Some of the theoretical open problems and current challenges concerning P systems from a theoretical perspective will be ...
Tesis Doctoral
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Un entorno para la experimentación virtual con modelos computacionales basados en sistemas P

Valencia Cabrera, Luis; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (2015)
** Introducción Desde el principio de los tiempos, el Hombre se ha visto abocado a resolver problemas. En un principio ...
Ponencia
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A New Strategy to Improve the Performance of PDP-Systems Simulators

Graciani Díaz, Carmen; Martínez del Amor, Miguel Ángel; Riscos Núñez, Agustín (Springer, 2015)
One of the major challenges that current P systems simulators have to deal with is to be as efficient as possible. A P ...
Ponencia
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Minimal Cooperation in P Systems with Symport/Antiport: A Complexity Approach

Valencia Cabrera, Luis; Song, Bosheng; Macías Ramos, Luis Felipe; Pan, Linqiang; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Fénix Editora, 2015)
Membrane systems with symport/antiport rules compute by just moving objects among membranes, and not by changing the objects ...
Artículo
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An automatic clustering algorithm inspired by membrane computing

Peng, Hong; Wang, Jun; Shi, Peng; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Elsevier, 2015)
Membrane computing is a class of distributed parallel computing models. Inspired from the structure and inherent mechanism ...
Artículo
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An unsupervised learning algorithm for membrane computing

Peng, Hong; Wang, Jun; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Elsevier, 2015)
This paper focuses on the unsupervised learning problem within membrane computing, and proposes an innovative solution ...
Ponencia
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Computing Partial Recursive Functions by Virus Machines

Romero Jiménez, Álvaro; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Springer, 2015)
Virus Machines are a computational paradigm inspired by the manner in which viruses replicate and transmit from one host ...
Libro
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Thirteen Brainstorming Week on Membrane Computing Sevilla, February 2-6, 2015 : RGNC Report 1/2015

Macías Ramos, Luis Felipe; Paun, Gheorghe; Riscos Núñez, Agustín; Valencia Cabrera, Luis; Research Group on Natural Computing (Fénix Editora, 2015)
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Computational Efficiency of P Systems with Symport/Antiport Rules and Membrane Separation

Valencia Cabrera, Luis; Song, Bosheng; Macías Ramos, Luis Felipe; Pan, Linqiang; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Fénix Editora, 2015)
Membrane ssion is a process by which a biological membrane is split into two new ones in such a way that the contents of ...
Artículo
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Decision Tree Models Induced by Membrane Systems

Wang, Jun; Hu, Juan; Peng, Hong; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Romanian Academy, Section for Information Science and Technology, 2015)
This paper focuses on an application of membrane systems to solve classification problems. Decision tree technique has ...
Artículo
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Membrane fission versus cell division: When membrane proliferation is not enough

Macías Ramos, Luis Felipe; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Valencia Cabrera, Luis (Elsevier, 2015)
Cell division is a process that produces two or more cells from one cell by replicating the original chromosomes so that ...
Ponencia
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Revisiting Sevilla Carpets: A New Tool for the P-Lingua Era

Orellana Martín, David; Graciani Díaz, Carmen; Martínez del Amor, Miguel Ángel; Riscos Núñez, Agustín; Valencia Cabrera, Luis (Fénix Editora, 2014)
Sevilla Carpets have already been used to compare di erent solutions of the Subset Sum problem: either designed in the ...
Ponencia
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Membrane Clustering: A Novel Clustering Algorithm under Membrane Computing

Peng, Hong; Zhang, Jiarong; Wang, Jun; Wang, Tao; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2014)
Membrane computing (known as P systems) is a class of distributed parallel computing models, this paper presents a novel ...
Artículo
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The role of the direction in tissue P systems with cell separation

Macías Ramos, Luis Felipe; Martínez del Amor, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Valencia Cabrera, Luis (Institut für Informatik, Justus-Liebig-Universität Giessen, 2014)
Tissue P systems with cell separation where the communication among cells is performed by means of symport and antiport ...
Artículo
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The framework of P systems applied to solve optimal watermarking problem

Peng, Hong; Wang, Jun; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Elsevier, 2014)
Membrane computing (known as P systems) is a novel class of distributed parallel computing models inspired by the structure ...
Artículo
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A P-Lingua based Simulator for Tissue P Systems with Cell Separation

Pérez Hurtado de Mendoza, Ignacio; Valencia Cabrera, Luis; Chacón, José M.; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Romanian Academy, Section for Information Science and Technology, 2014)
Tissue P systems are one of the currently active research topics within the field of Membrane Computing. In particular, ...
Libro
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Twelfth Brainstorming Week on Membrane Computing Sevilla, February 3-7, 2014: RGNC REPORT 1/2014

Macías Ramos, Luis Felipe; Martínez del Amor, Miguel Ángel; Paun, Gheorghe; Riscos Núñez, Agustín; Valencia Cabrera, Luis; Research Group on Natural Computing (Fénix Editora, 2014)
Capítulo de Libro
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Membrane System-Based Models for Specifying Dynamical Population Systems

Colomer Cugat, M. Ángels; García Quismondo, Manuel; Macías Ramos, Luis Felipe; Martínez del Amor, Miguel Ángel; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Valencia Cabrera, Luis; Frisco, Pierluigi; Gheorghe, Marian; Pérez Jiménez, Mario de Jesús (Springer, 2014)
Population Dynamics P systems (PDP systems, in short) provide a new formal bio-inspired modelling framework, which has ...
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Accelerated Simulation of P Systems on the GPU: A Survey

Martínez del Amor, Miguel Ángel; Macías Ramos, Luis Felipe; Valencia Cabrera, Luis; Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús (Springer, 2014)
The acceleration of P system simulations is required increasingly, since they are at the core of model verification and ...
Ponencia
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Rete Algorithm for P System Simulators

Graciani Díaz, Carmen; Gutiérrez Naranjo, Miguel Ángel; Riscos Núñez, Agustín (Fénix Editora, 2013)
The Rete algorithm is a well-known algorithm in rule-based production systems which builds directed acyclic graphs that ...
Libro
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Eleventh Brainstorming Week on Membrane Computing Sevilla, February 4-8, 2013 : RGNC REPORT 1/2013

Valencia Cabrera, Luis; García Quismondo, Manuel; Macías Ramos, Luis Felipe; Martínez del Amor, Miguel Ángel; Paun, Gheorghe; Riscos Núñez, Agustín; Research Group on Natural Computing (Fénix Editora, 2013)
Ponencia
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The Relevance of the Environment on the Efficiency of Tissue P Systems

Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Rius Font, Miquel; Valencia Cabrera, Luis (Springer, 2013)
The efficiency of computational devices is usually expressed in terms of their capability to solve computationally hard ...
Artículo
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A formalization of membrane systems with dynamically evolving structures

Freund, Rudolf; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín; Verlan, Sergey (Taylor and Francis, 2013)
This article introduces a general formalism/framework flexible enough to cover descriptions of different variants of P ...
Artículo
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Seeking Sharper Frontiers of Efficiency in Tissue P Systems: in the collective paper, Research frontiers in Membrane Computing: Open problems and research topics.

Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Rius Font, Miquel; Romero Jiménez, Álvaro (World Scientific, 2013)
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A polynomial alternative to unbounded environment for tissue P systems with cell division

Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Rius Font, Miquel; Romero Campero, Francisco José (Taylor and Francis, 2013)
The standard definition of tissue P systems includes a special alphabet whose elements are assumed to appear in the initial ...
Ponencia
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A Formal Framework for P Systems with Dynamic Structure

Freund, Rudolf; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín; Verlan, Sergey (Fénix Editora, 2012)
This article introduces a formalism/framework able to describe different variants of P systems having a dynamic structure. ...
Ponencia
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The Efficiency of Tissue P Systems with Cell Separation Relies on the Environment

Macías Ramos, Luis Felipe; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Rius Font, Miquel; Valencia Cabrera, Luis (Computer and Automation Research Institute Hungarian Academy of Sciences, 2012)
The classical definition of tissue P systems includes a distinguished alphabet with the special assumption that its elements ...
Ponencia
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The Role of the Environment in Tissue P Systems with Cell Division

Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Rius Font, Miquel; Romero Campero, Francisco José (Fénix Editora, 2012)
Classical tissue P systems with cell division have a special alphabet whose elements appear at the initial configuration ...
Artículo
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Comparing simulation algorithms for multienvironment probabilistic P systems over a standard virtual ecosystem

Colomer, M. Angels; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2012)
Membrane Computing has recently proved to be a suitable framework for addressing the modelling of dynamical biological ...
Ponencia
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DCBA: Simulating Population Dynamics P Systems with Proportional Object Distribution

Martínez del Amor, Miguel Ángel; Pérez Hurtado de Mendoza, Ignacio; García Quismondo, Manuel; Macías Ramos, Luis Felipe; Valencia Cabrera, Luis; Romero Jiménez, Álvaro; Graciani Díaz, Carmen; Riscos Núñez, Agustín; Colomer, M. Angels; Pérez Jiménez, Mario de Jesús (Fénix Editora, 2012)
Population Dynamics P systems refer to a formal framework for ecological modelling. The semantics of the model associates ...
Artículo
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A software tool for generating graphics by means of P systems

Rivero Gil, Elena; Gutiérrez Naranjo, Miguel Ángel; Romero Jiménez, Álvaro; Riscos Núñez, Agustín (Springer, 2011)
The hand-made graphical representation of the configuration of a P system becomes a hard task when the number of membranes ...
Ponencia
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Current Developments on Computational Modeling Using P Systems

Riscos Núñez, Agustín (Springer, 2011)
A P system based general framework for modeling ecosystems dynamics will be described. Roughly speaking, the idea is to ...
Ponencia
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A P–Lingua Based Simulator for Spiking Neural P Systems

Macías Ramos, Luis Felipe; Pérez Hurtado de Mendoza, Ignacio; García Quismondo, Manuel; Valencia Cabrera, Luis; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2011)
The research within the field of Spiking Neural P systems (SN P systems, for short) is focusing mainly in the study of ...
Ponencia
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Membrane Computing (Tutorial)

Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Romero Campero, Francisco José (Springer, 2011)
The aim of the tutorial is to give a general overview of the Membrane Computing paradigm [2,5]. Membrane Computing is a ...
Tesis Doctoral
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Desarrollo y aplicaciones de un entorno de programación para computación celular: P-Lingua

Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (2010)
La presente memoria está estructurada en tres partes que constan de un total de siete capítulos cuyos contenidos se describen ...
Ponencia
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Simulating Tritrophic Interactions by Means of P Systems

Colomer, M. Angels; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (IEEE, 2010)
P systems provide a high level computational modelling framework that combines the structural and dynamical aspects of ...
Ponencia
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MeCoSim: A general purpose software tool for simulating biological phenomena by means of P Systems

Pérez Hurtado de Mendoza, Ignacio; Valencia Cabrera, Luis; Pérez Jiménez, Mario de Jesús; Colomer, M. Angels; Riscos Núñez, Agustín (IEEE Computer Society, 2010)
In recent years, the increasing importance of the computational systems biology is leading to an impressive growth of the ...
Libro
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Eighth Brainstorming Week on Membrane Computing, Sevilla, February 1-5, 2010 : RGNC REPORT 1/2010

Martínez del Amor, Miguel Ángel; Paun, Gheorghe; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín; Research Group on Natural Computing (Fénix Editora, 2010)
Artículo
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A P-Lingua based simulator for Tissue P systems

Martínez del Amor, Miguel Ángel; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Elsevier, 2010)
Investigations within the field of tissue-like P systems are being conducted, on one hand studying their computational ...
Ponencia
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A new simulation algorithm for multienvironment probabilistic P systems

Martínez del Amor, Miguel Ángel; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Colomer, M. Angels (IEEE Computer Society, 2010)
Multienvironment P systems are the base of a general framework for modeling ecosystems dynamics. On one hand, this modeling ...
Ponencia
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A uniform framework for modeling based on P Systems

Colomer, M. Angels; Martínez del Amor, Miguel Ángel; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (IEEE Computer Society, 2010)
In this paper, a P systems based general framework for modeling the dynamics of a population biology is presented. Multienvironment ...
Artículo
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A Framework for Complexity Classes in Membrane Computing

Riscos Núñez, Agustín (Elsevier, 2009)
The purpose of the present work is to give a general idea about the existing results and open problems concerning the study ...
Ponencia
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Cell-like Versus Tissue-like P Systems by Means of Sevilla Carpets

Díaz Pernil, Daniel; Gallego Ortiz, Pilar; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2009)
Sevilla Carpets are a handy tool for comparing computations performed by different systems solving the same problem. Such ...
Ponencia
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A First Attempt to Model Notch Signalling by Means of P Systems

García Quismondo, Manuel; Henley, Beverly M.; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín (Universidad de Sevilla, Departamento de Ciencias de la Computación e Inteligencia Artificial, 2009)
During mammalian central nervous system development, an enormous variety of cell types are generated. This cell diversity ...
Artículo
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On the efficiency of cell-like and tissue-like recognizing membrane systems

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Romero Campero, Francisco José (Wiley, 2009)
Cell-like recognizing membrane systems are computational devices in the framework of membrane computing inspired from the ...
Libro
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Seventh Brainstorming Week on Membrane Computing. Sevilla, February 2-February 6, 2009, Volume II : RGNC REPORT 2/2009

Martínez del Amor, Miguel Ángel; Orejuela Pinedo, Enrique Francisco; Paun, Gheorghe; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín; Research Group on Natural Computing (Fénix Editora, 2009)
Libro
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Seventh Brainstorming Week on Membrane Computing. Sevilla, February 2-February 6, 2009 Volume I : RGNC REPORT 1/2009

Gutiérrez Escudero, Rosa; Gutiérrez Naranjo, Miguel Ángel; Paun, Gheorghe; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín; Research Group on Natural Computing (Fénix Editora, 2009)
Ponencia
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Descriptional Complexity of Tissue-Like P Systems with Cell Division

Díaz Pernil, Daniel; Gallego Ortiz, Pilar; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2009)
In this paper we address the problem of describing the complexity of the evolution of a tissue-like P system with cell ...
Artículo
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P Systems Computing the Period of Irreducible Markov Chains

Cardona Roca, Mónica; Colomer Cugat, M. Ángels; Riscos Núñez, Agustín; Rius Font, Miquel (Agora University of Oradea, 2009)
It is well known that any irreducible and aperiodic Markov chain has exactly one stationary distribution, and for any ...
Ponencia
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Solving the Independent Set problem by using tissue-like P systems with cell division

Díaz Pernil, Daniel; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2009)
Tissue-like P systems with cell division is a computing model in the framework of Membrane Computing inspired by the ...
Ponencia
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A P-Lingua Programming Environment for Membrane Computing

Díaz Pernil, Daniel; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2009)
A new programming language for membrane computing, PLingua, is developed in this paper. This language is not designed for a ...
Ponencia
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Membrane dissolution and division in P

Woods, Damien; Murphy, Niall; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2009)
Membrane systems with dividing and dissolving membranes are known to solve PSPACE problems in polynomial time. However, we ...
Ponencia
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An Overview of P-Lingua 2.0

García Quismondo, Manuel; Gutiérrez Escudero, Rosa; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2009)
P–Lingua is a programming language for membrane computing which aims to be a standard to define P systems. In order to ...
Artículo
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Tissue P systems with cell division

Paun, Gheorghe; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Agora University of Oradea, 2008)
In tissue P systems several cells (elementary membranes) communicate through symport/antiport rules, thus carrying out a ...
Artículo
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Computational Efficiency of Cellular Division in Tissue-like Membrane Systems

Díaz Pernil, Daniel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Romero Jiménez, Álvaro (Romanian Academy, 2008)
Tissue-like P systems with cell division are computing models in the framework of membrane computing. They are inspired ...
Libro
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Sixth Brainstorming Week on Membrane Computing Sevilla, February 4–February 8, 2008 : RGNC REPORT 01/2008

Díaz Pernil, Daniel; Graciani Díaz, Carmen; Gutiérrez Naranjo, Miguel Ángel; Paun, Gheorghe; Pérez Hurtado de Mendoza, Ignacio; Riscos Núñez, Agustín; Research Group on Natural Computing (Fénix Editora, 2008)
Artículo
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A uniform family of tissue P systems with cell division solving 3-COL in a linear time

Díaz Pernil, Daniel; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Elsevier, 2008)
Several examples of the efficiency of cell-like P systems regarding the solution of NPcomplete problems in polynomial time ...
Ponencia
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Solving the Partition Problem by Using Tissue-like P Systems with Cell Division

Díaz Pernil, Daniel; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2008)
Tissue-like P systems with cell division is a computing model in the framework of Membrane Computing that shares with the ...
Ponencia
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P-Lingua: A Programming Language for Membrane Computing

Díaz Pernil, Daniel; Pérez Hurtado de Mendoza, Ignacio; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2008)
Software development for cellular computing has already been addressed, yielding a first generation of applications. In ...
Ponencia
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A Fast Solution to the Partition Problem by Using Tissue-Like P Systems

Díaz Pernil, Daniel; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Kearney, D.; Nguyen, V.; Gioiosa, G.; Hendtlass, T. (IEEE Computer Society, 2008)
Tissue-like P systems with cell division is a computing model in the framework of membrane computing based on the intercellular ...
Artículo
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Membrane systems with proteins embedded in membranes

Brijder, Robert; Cavaliere, Matteo; Riscos Núñez, Agustín; Rozenberg, Grzegorz; Sburlan, Dragos (Elsevier, 2008)
Membrane computing is a biologically inspired computational paradigm. Motivated by brane calculi we investigate membrane systems ...
Ponencia
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A Cellular Solution to Subset Sum Using Division of Non-elementary Membranes and Dissolution, with Time and Initial Resources Bounded by log k

Díaz Pernil, Daniel; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (SEERC, South-East European Research Centre, 2007)
The aim of our paper is twofold. On one hand we prove the ability of polar- izationless P systems with dissolution and ...
Artículo
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Membrane Systems with Marked Membranes

Brijder, Robert; Cavaliere, Matteo; Riscos Núñez, Agustín; Rozenberg, Grzegorz; Sburlan, Dragos (Elsevier, 2007)
Membrane computing is a biologically inspired computational paradigm. Motivated by brane calculi we investigate membrane ...
Artículo
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On the degree of parallelism in membrane systems

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Elsevier, 2007)
In the literature, several designs of P systems might be found for performing the same task. The use of different techniques ...
Artículo
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A linear-time tissue P system based solution for the 3-coloring problem

Díaz Pernil, Daniel; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Elsevier, 2007)
In the literature, several examples of the efficiency of cell-like P systems regarding the solution of NPcomplete problems ...
Ponencia
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Solving Subset Sum in Linear Time by Using Tissue P Systems with Cell Division

Díaz Pernil, Daniel; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2007)
Tissue P systems with cell division is a computing model in the framework of Membrane Computing based on intercellular ...
Libro
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Fifth Brainstorming Week on Membrane Computing.Sevilla, January 29–February 2, 2007 : RGNC REPORT 01/2007

Gutiérrez Naranjo, Miguel Ángel; Paun, Gheorghe; Romero Jiménez, Álvaro; Riscos Núñez, Agustín; Research Group on Natural Computing (Fénix Editora, 2007)
Ponencia
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A Logarithmic Bound for Solving Subset Sum with P Systems

Díaz Pernil, Daniel; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2007)
The aim of our paper is twofold. On one hand we prove the ability of polarizationless P systems with dissolution and with ...
Ponencia
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A Linear Solution for Subset Sum Problem with Tissue P Systems with Cell Division

Díaz Pernil, Daniel; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2007)
Tissue P systems are a computing model in the framework of Membrane Computing where the tree-like membrane structure is ...
Ponencia
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An Approach to the Degree of Parallelism in P Systems

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2006)
In the literature, several designs of P systems were used for performing the same task. The use of different techniques ...
Artículo
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Computational efficiency of dissolution rules in membrane systems

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Romero Campero, Francisco José (Taylor and Francis, 2006)
Trading (in polynomial time) space for time in the framework of membrane systems is not sufficient to efficiently solve ...
Ponencia
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Membrane Systems with External Control

Brijder, Robert; Cavaliere, Matteo; Riscos Núñez, Agustín; Rozenberg, Grzegorz; Sburlan, Dragos (Springer, 2006)
We consider the idea of controlling the evolution of a membrane system. In particular, we investigate a model of membrane ...
Ponencia
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A Membrane Computing View on Tumours

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Romero Campero, Francisco José (2006)
In this paper we discuss about the potential usefulness of P systems as natural tools for modelling tumours. This is done ...
Capítulo de Libro
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Available Membrane Computing Software

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2006)
The simulation of a P system with current computers is a quite com-plex task. P systems are intrinsically nondeterministic ...
Artículo
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Membrane division, restricted membrane creation and object complexity in P systems

Alhazov, Artiom; Freund, Rudolf; Riscos Núñez, Agustín (Taylor and Francis, 2006)
We improve, by using register machines, some existing universality results for specific models of P systems. P systems ...
Capítulo de Libro
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On the Power of Dissolution in P Systems with Active Membranes

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Romero Campero, Francisco José (Springer, 2006)
In this paper we study membrane dissolution rules in the framework of P systems with active membranes but without using ...
Ponencia
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Cell-like and Tissue-like Membrane Systems as Recognizer Devices

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Romero Campero, Francisco José (Rosillo's S.L., 2006)
Most of the variants of membrane systems found in the literature are generally thought as generating devices. In this paper ...
Capítulo de Libro
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P Systems with Active Membranes, Without Polarizations and Without Dissolution: A Characterization of P

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Romero Campero, Francisco José (Springer, 2005)
We study the computational efficiency of recognizer P systems with active membranes without polarizations and without ...
Ponencia
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Looking for Simple Common Schemes to Design Recognizer P Systems with Active Membranes That Solve Numerical Decision Problems

Graciani Díaz, Carmen; Riscos Núñez, Agustín (Springer, 2005)
Earlier solutions to decision problems by means of P systems used many counter objects to control the synchronization of ...
Ponencia
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One and Two Polarizations, Membrane Creation and Objects Complexity in P Systems

Alhazov, Artiom; Freund, Rudolf; Riscos Núñez, Agustín (IEEE Computer Society, 2005)
We improve, by using register machines, some existing universality results for specific models of P systems. P systems ...
Capítulo de Libro
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On Descriptive Complexity of P Systems

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2005)
In this paper we address the problem of describing the complexity of the evolution of a P system. This issue is is specially ...
Ponencia
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A Simulator for Confluent P Systems

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2005)
Software simulators for P system are nowadays the main tool to carry out experiments in the field of Membrane Computing. ...
Ponencia
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Characterizing Tractability with Membrane Creation

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Romero Campero, Francisco José (IEEE Computer Society, 2005)
This paper analyzes the role that membrane dissolution rules play in order to characterize (in the framework of recognizer ...
Artículo
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Solving the Subset-Sum Problem by P Systems with Active Membranes

Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2005)
We present the first membrance computing solution to the Subset-Sum problem using a family of deterministic P systems with ...
Artículo
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A fast P system for finding a balanced 2-partition

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2005)
Numerical problems are not very frequently addressed in the P systems literature. In this paper we present an effective ...
Capítulo de Libro
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Exploring Computation Trees Associated with P Systems

Cordón Franco, Andrés; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2005)
Usually, the evolution of a P system generates a computation tree too large to be efficiently handled with present–day ...
Tesis Doctoral
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Programación celular resolución eficiente de problemas numéricos NP-completos

Riscos Núñez, Agustín; Pérez Jiménez, Mario de Jesús; Gutiérrez Naranjo, Miguel Ángel (2004)
Esta memoria está estructurada en capítulos cuyos contenidos pasamos a describir sucintamente. En el Capítulo 1 se hace ...
Capítulo de Libro
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A Linear-Time Solution to the Knapsack Problem Using P Systems with Active Membranes

Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Springer, 2004)
Up to now, P systems dealing with numerical problems have been rarely considered in the literature. In this paper we present ...
Ponencia
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An Efficient Cellular Solution for the Partition Problem

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2004)
Numerical problems are not very frequently addressed in the P sys- tems literature. In this paper we present an e®ective ...
Ponencia
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Tissue P Systems with Cell Division

Paun, Gheorghe; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2004)
In tissue P systems several cells (elementary membranes) commu- nicate through symport/antiport rules, thus carrying out ...
Capítulo de Libro
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Implementing in Prolog an Effective Cellular Solution to the Knapsack Problem

Cordón Franco, Andrés; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín; Sancho Caparrini, Fernando (Springer, 2004)
In this paper we present an implementation in Prolog of an effective solution to the Knapsack problem via a family of deterministic P systems with active membranes using 2-division.
Ponencia
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Towards a Programming Language in Cellular Computing

Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2004)
Several solutions to hard numerical problems using P systems have been presented recently, and strong similarities in their ...
Ponencia
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Weak Metrics on Configurations of a P System

Cordón Franco, Andrés; Gutiérrez Naranjo, Miguel Ángel; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2004)
The evolution of a P system generates a tree of computation po- tentially in¯nite where it is very difficult to set the ...
Ponencia
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P Systems with Tables of Rules

Paun, Gheorghe; Pérez Jiménez, Mario de Jesús; Riscos Núñez, Agustín (Fénix Editora, 2004)
In the last time, several e®orts were made in order to remove the polarization of membranes from P systems with active ...