<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>13</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Andrés Cordón-Franco</style></author><author><style face="normal" font="default" size="100%">Fernando Sancho-Caparrini</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">A Note on Complexity Measures for Probabilistic P Systems</style></title><secondary-title><style face="normal" font="default" size="100%">Journal of Universal Computer Science</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Entropy</style></keyword><keyword><style  face="normal" font="default" size="100%">Natural computing</style></keyword><keyword><style  face="normal" font="default" size="100%">P systems</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2004</style></year></dates><urls><web-urls><url><style face="normal" font="default" size="100%">http://www.jucs.org/jucs_10_5/a_note_on_complexity</style></url></web-urls><related-urls><url><style face="normal" font="default" size="100%">http://www.gcn.us.es/biblio/sites/files/A note on Complexity Measures....pdf</style></url></related-urls></urls><pub-location><style face="normal" font="default" size="100%">Granz Austria</style></pub-location><volume><style face="normal" font="default" size="100%">10</style></volume><pages><style face="normal" font="default" size="100%">559-566</style></pages><abstract><style face="normal" font="default" size="100%">In this paper we present a first approach to the definition of different entropy measures for probabilistic P systems in order to obtain some quantitative parameters showing how complex the evolution of a P system is. To this end, we define two possible measures, the first one to reflect the entropy of the P system considered as the state space of possible computations, and the second one to reflect the change of the P system as it evolves. 
</style></abstract><issue><style face="normal" font="default" size="100%">5</style></issue></record></records></xml>