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      Extended Spiking Neural P systems with Excitatory and Inhibitory Astrocytes 

      Binder, Aneta; Freund, Rudolf; Oswald, Marion; Vock, Lorenz (Fénix Editora, 2007)
      We investigate an extended model of spiking neural P systems incorporating astrocytes and their excitatory or inhibitory ...
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      Extended Spiking Neural P Systems with White Hole Rules 

      Alhazov, Artiom; Freund, Rudolf; Ivanov, Sergiu; Oswald, Marion; Verlan, Sergey (Fénix Editora, 2015)
      We consider extended spiking neural P systems with the additional possibility of so-called \white hole rules", which send ...
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      Input-Driven Tissue P Automata 

      Alhazov, Artiom; Freund, Rudolf; Ivanov, Sergiu; Oswald, Marion; Verlan, Sergey (Universidad de Sevilla, Escuela Técnica Superior de Ingeniería Informática, 2018)
      We introduce several variants of input-driven tissue P automata where the rules to be applied only depend on the input ...
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      Multiset Random Context Grammars, Checkers, and Transducers 

      Cavaliere, Matteo; Freund, Rudolf; Oswald, Marion; Sburlan, Dragos (Fénix Editora, 2006)
      We introduce a general model of random context multiset grammars as well as the concept of multiset random context checkers ...
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      P Systems for Social Networks 

      Csuhaj Varjú, Erzsébet; Gheorgue, Marian; Vaszil, György; Oswald, Marion (Fénix Editora, 2011)
      We introduce some variants of P systems that mimic the behaviour of social networks and illustrate some of the characteristics ...
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      P Systems with Antiport Rules for Evolution Rules 

      Freund, Rudolf; Oswald, Marion (Fénix Editora, 2004)
      We investigate a variant of evolution-communication P systems where the computation is performed in two substeps. First, ...
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      Partial Versus Total Halting in P Systems 

      Alhazov, Artiom; Freund, Rudolf; Oswald, Marion; Verlan, Sergey (Fénix Editora, 2007)
      We consider a new variant of the halting condition in P systems, i.e., a computation in a P system is already called ...
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      Sequential P Systems with Unit Rules and Energy Assigned to Membranes 

      Freund, Rudolf; Leporati, Alberto; Oswald, Marion; Zandron, Claudio (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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      Small Universal Antiport P Systems and Universal Multiset Grammars 

      Freund, Rudolf; Oswald, Marion (Fénix Editora, 2006)
      Based on the construction of a universal register machine we construct a universal antiport P system working with 31 rules ...