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Ara es mostren els items 96543-96562 de 245420

    • Evolution pathway of CZTSe nanoparticles synthesized by microwave-assisted chemical synthesis 

      Reyes, Odin; Sanchez, Monica; Pal, Mou; Llorca Piqué, Jordi; Sebastian, P.J. (2017)
      Article
      Accés restringit per política de l'editorial
      In this study we present the reaction mechanism of Cu2ZnSnSe4 (CZTSe) nanoparticles synthesized by microwave-assisted chemical synthesis. We performed reactions every 10 minutes in order to identify different phases during ...

    • Evolution to carbonated compounds of phases developed on ternary systems materials 

      Fernández Carrasco, Lucía; Torrens Martín, David; Morales Martínez, Laura María; Martínez Ramírez, Sagrario; Fernández, Pedro (Instituto de Ciencias de la Construcción Eduardo Torroja (ICCET), 2011)
      Comunicació de congrés
      Accés obert
      The incorporation of supplementary cementitious materials to the cement industry is an alternative to reduce consume of large amounts of raw materials and gives up a huge spectrum of blended cements that have been noted ...

    • Evolution towards smart optical networking : where artificial intelligence (AI) meet the world of photonics 

      Jukan, Admela (2017-06)
      Audiovisual
      Accés obert
      Intervenció dins del marc del 2nd International Workshop on Elastic Networks Design and Optimisation (ELASTICNETS 2017).

    • Evolution, the current state and recent trends of the mobility in the city of Barcelona 

      Pérez Díez, Fernando; Cabrerizo Sinca, Julià; Campos Cacheda, Jose Magin (Universidad de Oviedo, 2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The following article analyzes the evolution of the mobility in the city of Barcelona, identifying the current stage, and try to disclose trends in public and private transport that identify mobility patterns. Barcelona ...

    • Evolutionary 4G/5G network architecture assisted efficient handover signaling 

      Jain, Akshay; López Aguilera, M. Elena; Demirkol, Ilker Seyfettin (Institute of Electrical and Electronics Engineers (IEEE), 2018-12-06)
      Article
      Accés obert
      Future wireless networks are expected to be ultra-dense and heterogeneous not just in terms of the number and type of base stations but also in terms of the number of users and the application types they access. Such a ...

    • Evolutionary algorithms applied to interplanetary spacecraft trajectories optimization: a numerical study 

      Ramírez Parejo, Daniel (Universitat Politècnica de Catalunya, 2018-04-20)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      Sending spacecrafts to any other planet or satellite within the Solar System is a difficult task. To be able to reach it at a precise time, it is crucial to know at which position the target planet is going to be, as well ...

    • Evolutionary computation and case-based reasoning interoperation in IEDSS through GESCONDA 

      Sànchez-Marrè, Miquel; Gibert, Karina; Vinayagam, Radha K.; Sevilla-Villanueva, Beatriz (UPC i International Environmental Modelling and Software Society (iEMSs), 2014)
      Comunicació de congrés
      Accés obert

    • Evolutionary computation for macroeconomic forecasting 

      Claveria, Oscar; Monte Moreno, Enrique; Torra Porras, Salvador (2017-11-07)
      Article
      Accés obert
      The main objective of this study is twofold. First, we propose an empirical modelling approach based on genetic programming to forecast economic growth by means of survey data on expectations. We use evolutionary algorithms ...

    • Evolutionary design of digital circuits using improved multi expression programming (IMEP) 

      Hadjam, F.Z.; Moraga, C.; Rahmouni, M.K. (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 2007)
      Article
      Accés obert
      Evolutionary Electronics is a research area which involves application of Evolutionary computation in the domain of electronics. It is seen as a quite promising alternative to overcome some drawbacks of conventional design. ...

    • Evolutionary design of fuzzy logic controllers using strongly-typed GP 

      Alba Torres, Enrique; Cotta Porras, Carlos; Troya Linero, José María (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 1999)
      Article
      Accés obert
      An evolutionary approach to the design of fuzzy logic controllers is presented in this paper. We propose the use of the genetic programming paradigm to evolve fuzzy rule-bases (internally represented as type-constrained ...

    • Evolutionary dynamics of populations with genotype-phenotype map 

      Ibáñez Marcelo, Esther (Universitat Politècnica de Catalunya, 2014-12-19)
      Tesi
      Accés obert
      In this thesis we develop a multi-scale model of the evolutionary dynamics of a population of cells, which accounts for the mapping between genotype and phenotype as determined by a model of the gene regulatory network. ...

    • Evolutionary dynamics of the cryptocurrency market 

      ElBahrawy, Abeer; Alessandretti, Laura; Kandler, Anne; Pastor Satorras, Romualdo; Baronchelli, Andrea (2017-11-15)
      Article
      Accés obert
      The cryptocurrency market surpassed the barrier of $100 billion market capitalization in June 2017, after months of steady growth. Despite its increasing relevance in the financial world, a comprehensive analysis of the ...

    • Evolutionary dynamics of the cryptocurrency market 

      Bujons Lario, Pau Frederic (Universitat Politècnica de Catalunya, 2023-01-23)
      Treball Final de Grau
      Accés obert
      In 2017, a study on the market of cryptocurrencies was done by a group of researchers (including the director of this thesis), getting the results based on the data obtained from the moment that the Bitcoin was introduced into ...

    • Evolutionary game theory in complex interconnected networks 

      Matamalas Llodrà, Joan Tomàs (Universitat Politècnica de Catalunya, 2014-11-28)
      Projecte Final de Màster Oficial
      Accés obert
      We focus here on the impact of the structure of a multiplex network, a new way of representing information about interaction, on the evolution of cooperation, using for that propose concepts of Evolutionary Game Theory.

    • Evolutionary lattice model for the compaction of pervious concrete in the fresh state 

      Pieralisi, Ricardo; Pialarissi Cavalaro, Sergio Henrique; Aguado de Cea, Antonio (2015-11)
      Article
      Accés obert
      This paper presents a simplified model for the simulation of the compaction of deformable granular materials such as pervious concrete in the fresh state. The strategy is to use an evolutionary lattice system with local ...

    • Evolutionary methods for optimal shape design 

      Fung, A.; Pahl, E.; Bugeda Castelltort, Gabriel; Oñate Ibáñez de Navarra, Eugenio (2005-06)
      Report de recerca
      Accés obert
      An optimization code called Optima has been developed at the International Centre for Numerical Methods in Engineering (CIMNE). This report validates two reputably robust Evolutionary Algorithms available in Optima and ...

    • Evolutionary optimization of heterogeneous problems 

      Belanche Muñoz, Luis Antonio (2003-02)
      Report de recerca
      Accés obert
      A large number of practical optimization problems involve elements of quite diverse nature, described as mixtures of qualitative and quantitative information, and whose description is possibly incomplete. In this work we ...

    • Evolutionary optimization of heterogeneous problems 

      Belanche Muñoz, Luis Antonio (Springer, 2002)
      Text en actes de congrés
      Accés obert
      A large number of practical optimization problems involve elements of quite diverse nature described as mixtures of qualitative and quantitative information and whose description is possibly incomplete. In this work we ...

    • Evolutionary positioning of outsourcing in the local public administration 

      López i Carreras, Carlos; Linares Mustarós, Salvador; Viñas, Josep (OmniaScience, 2019-10)
      Article
      Accés obert
      Purpose: This work intends to establish a new methodology to quantitatively measure the initial position and evolution of outsourcing in a public administration. Design/methodology: Product of the generalization of a ...

    • Evolutionary system for prediction and optimization of hardware architecture performance 

      Castillo, Pedro Angel; Merelo, Juan Julián; Moretó Planas, Miquel; Cazorla Almeida, Francisco Javier; Valero Cortés, Mateo; Mora, Antonio; Laredo, Juan Luís; McKee, Sally (2008-06)
      Text en actes de congrés
      Accés obert
      The design of computer architectures is a very complex problem. The multiple parameters make the number of possible combinations extremely high. Many researchers have used simulation, although it is a slow solution since ...