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      A genetic algorithm for cocyclic hadamard matrices 

      Álvarez Solano, Víctor; Armario Sampalo, José Andrés; Frau García, María Dolores; Real Jurado, Pedro (2006)
      A genetic algorithm for finding cocyclic Hadamard matrices is described. Though we focus on the case of dihedral groups, ...
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      A Mathematica Notebook for Computing the Homology of Iterated Products of Groups 

      Álvarez Solano, Víctor; Armario Sampalo, José Andrés; Frau García, María Dolores; Real Jurado, Pedro (2006)
      Let G be a group which admits the structure of an iterated product of central extensions and semidirect products of abelian ...
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      Algebraic topological analysis of time-sequence of digital images 

      González Díaz, Rocío; Medrano Garfia, Belén; Real Jurado, Pedro; Sáchez Peláez, Javier (2005)
      This paper introduces an algebraic framework for a topological analysis of time-varying 2D digital binary–valued images, ...
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      An algorithm for computing cocyclic matrices developed over some semidirect products 

      Armario Sampalo, José Andrés; Frau García, María Dolores; Real Jurado, Pedro; Álvarez Solano, Víctor (2001)
      An algorithm for calculating a set ofgenerators ofrepresentative 2-cocycles on semidirect product offinite abelian groups ...
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      Calculating cocyclic hadamard matrices in Mathematica: exhaustive and heuristic searches 

      Álvarez Solano, Víctor; Armario Sampalo, José Andrés; Frau García, María Dolores; Real Jurado, Pedro (2006)
      We describe a notebook in Mathematica which, taking as input data a homological model for a finite group G of order |G| = ...
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      Comparison maps for relatively free resolutions 

      Álvarez Solano, Víctor; Armario Sampalo, José Andrés; Frau García, María Dolores; Real Jurado, Pedro (2006)
      Let Λ be a commutative ring, A an augmented differential graded algebra over Λ (briefly, DGA-algebra) and X be a relatively ...
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      Human gait identification using persistent homology 

      Lamar León, Javier; García Reyes, Edel; González Díaz, Rocío (2012)
      This paper shows an image/video application using topological invariants for human gait recognition. Using a background ...
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      Labeling Subway Lines 

      Garrido Vizuete, María de los Angeles; Iturriaga, Claudia; Márquez Pérez, Alberto; Portillo Fernández, José Ramón; Reyes Colume, Pedro; Wolff, Alexander (2001)
      Graphical features on map, charts, diagrams and graph drawings usually must be annotated with text labels in order to ...
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      Reusing integer homology information of binary digital images 

      González Díaz, Rocío; Medrano Garfia, Belén; Sánchez Peláez, Javier; Real Jurado, Pedro (2006)
      In this paper, algorithms for computing integer (co)homology of a simplicial complex of any dimension are designed, extending ...
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      Simplicial perturbation techniques and effective homology 

      González Díaz, Rocío; Medrano Garfia, Belén; Sánchez Peláez, Javier; Real Jurado, Pedro (2006)
      In this paper, we deal with the problem of the computation of the homology of a finite simplicial complex after an “elementary ...
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      Using membrane computing for obtaining homology groups of binary 2D digital images 

      Christinal, Hepzibah A.; Díaz Pernil, Daniel; Real Jurado, Pedro (2009)
      Membrane Computing is a new paradigm inspired from cellular communication. Until now, P systems have been used in research ...