José L. Balcázar, Facultad De Ciencias
Abstract. Most often, association rules are parameterized by lower bounds on their support and confidence, even though many other measures exist that evaluate the intensity of implication of a single...
AVERAGE-CASE PERTURBATIONS AND SMOOTH CONDITION NUMBERS (2009)
Diego Armentano, Centro De Matemática, Facultad De Ciencias
Abstract. In this paper we de ne a new condition number adapted to directionally uniform perturbations. The de nitions and theorems can be applied to a large class of problems. We show the relation...
Education: An Analysis by Means of the Theory of the Conceptual Fields (2008)
Revista Electrónica, Investigación Educativa, Silvia Stipcich, Marco Antonio Moreira, Concesa Caballero, ...
Please cite the source as: Stipcich, S., Moreira, M. A. & Caballero, C. (2007). Título en inglés. Revista Electrónica de Investigación Educativa, 9 (1). Retrieved month day, year from:
Chapter 3 Basis Sets for Computational Chemistry (2008)
B. Miguel, Física Aplicada, Facultad De Ciencias
The widespread availability of programs for electronic structure and the advances in the technology of computers have improved the theoretical calculations which support the experimental research. Ab...
Planificación de Tareas en Sistemas Operativos de Tiempo Real Estricto para (2008)
Aplicaciones Empotradas, Mario Aldea Rivas, Facultad De Ciencias, Aplicaciones Empotradas, Mario Aldea Rivas, Licenciado En Ciencias, ...
presentada para optar al grado de
Universidad de los Andes (2008)
Sébastien Konieczny, Ramón Pino Pérez, Facultad De Ciencias
We have proposed in previous work [11, 12] a construction that allows to define operators for iterated revision from classical AGM revision operators. We called those operators revision operators...
Logic-Based Merging: the infinite case (2008)
José Luis Chacón, Ramón Pino-pérez, Facultad De Ciencias
We extend the results of Konieczny and Pino Pérez (J. Log. and Comp. 2002) concerning merging operators in a finite logical framework to the infinite case (countably many propositional variables)....
Forward Models and the Prediction of Undesired Situations (2008)
Bruno Lara, Juan M. Rendon, Marcos Capistrán, Facultad De Ciencias, Estado Morelos, Col Chamilpa
Abstract. The research presented in this paper highlights the importance of prediction and action as part of the perceptual process of a cognitive system. Through interaction with its environment a...
Argimiro Arratia, Facultad De Ciencias, Carlos E. Ortiz
a syntactic approximation to logics that capture
Gesture Analysis and Synthesis for Intelligent Tutoring Systems (2008)
Ana Luisa Solís, Homero Ríos, Lourdes Guerrero, Joaquín Peña, Jorge Castro, Facultad De Ciencias, ...
Abstract. This paper describes a new interface for intelligent tutoring systems based on recognition and synthesis of facial expressions and hand gestures. This interface senses the emotional state...
A. Valle, L. Pesquera, J. Dellunde, K. A. Shore, Facultad De Ciencias
Calculations are reported of the effect of weak optical feedback on the polarization properties of birefringent Vertical-Cavity Surface Emitting Lasers (VCSELs) in an external cavity configuration....
Marco Paluszny, Hartmut Prautzsch, Martin Schafer, Facultad De Ciencias
In this paper we consider corner cutting and convexity preserving interpolatory refinement schemes in the plane and on the sphere. Using well-known facts from projective geometry we present a unified...
Static Einstein-Maxwell Solutions In 2+1 Dimensions (2007)
Mauricio Cataldo Departamento, Mauricio Cataldo, Patricio Salgado, Facultad De Ciencias, Facultad De Ciencias
We obtain the Einstein-Maxwell equations for (2+1)-dimensional static space-time, which are invariant under the transformation q 0 = i q 2 ; q 2 = i q 0 ; ff * ) fl. It is shown that the magnetic...
On the Generality of Complete Traversals (2007)
Escuela De Computaci'on, Facultad De Ciencias
In [9] we introduced the concept of Complete Traversal as a generic iteration mechanism which allows its user to apply a given function to all of the elements in a container, including those that...
On the solitons of the Chern-Simons-Higgs model (2007)
Wifredo Garcia Fuertes, Wifredo Garc'ia Fuertes, Facultad De Ciencias, Juan Mateos Guilarte
Several issues concerning the self-dual solutions of the Chern-Simons-Higgs model are addressed. The topology of the configuration space of the model is analysed when the space manifold is either the...
MEMBERSHIP IN THE REGION OF THE OPEN CLUSTER NGC 2244 (2007)
A. Uribe, E. Brieva, Observatorio Astronomico Nacional, ...
RESUMEN
SOME PROPERTIES OF AREA FUNCTIONALS IN NUMERICAL GRID GENERATION (2007)
Pablo Barrera-sanchez, Adan Cortes-medina, San Nicolas Hidalgo, Facultad De Ciencias
In this paper we present some general properties concerning area functionals, both continuous and discrete, used in the variational approach of numerical grid generation. In particular we introduce a...
Departamento de Electr'onica y Tecnolog'ia de Computadores (2007)
J. J. Merelo, A. Prieto, Facultad De Ciencias, V. Rivas
Departamento de Inform'atica de la Universidad de Ja'en
Facult6 de M6decine Saint-Antoine (2007)
Michael Stiber, Clear Water Bay, Khashayar Pakdaman, Jean-frangois Vibert, Rue Chaligny, Eric Boussard, ...
pakdamaneb3 e. j us s i eu. f r viberteb3 e. j ussieu. fr beussardeb3 e. j ussieu. fr
Universidad de los Andes (2007)
We give in this paper new results on merging operators. Those operators aim to dene the beliefs (or goals) of an agents ' group from the individuals beliefs (goals). Using the logical framework...
Universidad de los Andes (2007)
We have proposed in previous works [ Konieczny and Pino Perez, 2000; Konieczny and Pino Perez, 2001] a construction that allows to dene operators for iterated revision from classical AGM revision...
L. Herrera, Facultad De Ciencias
We comment further on the behaviour of a heat conducting fluid when a characteristic parameter of the system approaches a critical value On leave from Departamento de F'isica, Facultad de...
Universidad Aut'onoma de Barcelona (2007)
L. Herrera, A. Di Prisco, J. L. Hern, Facultad De Ciencias
Departamento de F'isica
Agraria Antonio Narro, Facultad De Ciencias
Centro de Investigacion en Matematicas Callejon de Jalisco s/n 36240 Guanajuato, Gto., Mexico The size-and-shape cone, shape disk and conguration densities are studied under elliptically contoured...
Theoretical Analret of Synchronization of Chaotic SelSemiconductor Lasers (2007)
Angel Valle A, Paul Spencer B, Robinjones B, Paul Rees B, ...
Chaotic dynic#( in a self-pulsatin laser diode has been shown theoretically to occur by modulation of the lasercurren t. It has been also shown that syn hron2(H5#: of two chaoticself-pulsatin lasers...
MEMBERSHIP IN THE REGION OF THE OPEN CLUSTER NGC 2244 (2007)
A. Uribe, E. Brieva, Observatorio Astronómico Nacional, ...
RESUMEN
Universidad De Burgos, Universidad De Burgos, Edita Secretaría General, Universidad De Burgos, Diseño Maquetación, ...
memoria índice 1. PRESENTACIÓN.................................................................................................................................................... 9 2. ÓRGANOS DE...
The Sonification of Rhythms in Human Electroencephalogram (2004)
Gerold Baier, Facultad De Ciencias
We use sonification of temporal information extracted from scalp EEG to characterize the dynamic properties of rhythms in certain frequency bands. Sonification proves particularly useful in the...
A. Gadomski, J. Siódmiak, I. Santamaría-holek, Facultad De Ciencias, Autonoma Mexico, M. Ausloos
Dedicated to Professor Andrzej Fuliński on the occasion of his 70th birthday In this study, a comprehensive view of a model crystal formation in a complex fluctuating medium is presented. The model...
Constraint databases, data structures, and efficient query evaluation (2004)
Joos Heintz, Bart Kuijpers, Facultad De Ciencias
Abstract. Constraint databases that can be described by boolean combinations of polynomial inequalities over the reals have received ample research attention. In particular, the expressive power of...
ON THE APPROXIMATION OF LOCALLY BOUNDED FUNCTIONS BY OPERATORS OF BLEIMANN, BUTZER AND HAHN (2004)
Jesús De, La Cal, Vijay Gupta, Departamento De, Matemática Aplicada, Y Estadística, ...
Communicated by A. Lupa¸s ABSTRACT. We estimate the rate of the pointwise approximation by operators of Bleimann, Butzer and Hahn of locally bounded functions, and of functions having a locally...
From Metaobject Protocols to Versatile Kernels for Aspect-Oriented Programming (2004)
Éric Tanter, Escuela De Postgrado, Facultad De Ciencias, Lina Emn
First of all, I am grateful to the institutions that made this PhD work possible: the computer
A. Zehe, A. Ramírez, O. Starostenko, A. Zehe, Facultad De Ciencias, ...
Mathematical modeling of electro-rotation spectra of small particles in liquid solutions. Application to human erythrocyte aggregates
Merelo And, J. J. Merelo, A. Prieto, Facultad De Ciencias, R. Marabini, J. M. Carazo
. Automatic classification of transmission electron-microscopy images is an important step in the complex task of determining the structure of biologial macromolecules. The process of 3D...
Conversion from NSP to SP graphs (1997)
Arturo González Escribano, Valentín Cardeñoso Payo, Facultad De Ciencias
Recently a new parallel programming model (SPC) has been presented that imposes synchronization restrictions in order to allow for fully automatic, retargetable program optimization. The motivation...
An Algorithm for Transforming NSP to SP Graphs (1996)
Arturo Gonzalez Escribano, Facultad De Ciencias
In the research area of the Series-Parallel-Contention programming model we have a very important conjecture about the increment of computational time when transforming Non-series-parallelContention...
An effective version of Pólya's theorem on positive definite forms (1995)
Francisco Santos, Facultad De Ciencias
Given a real homogeneous polynomial F , strictly positive in the non-negative orthant, P'olya's theorem says that for a sufficiently large exponent p the coefficients of F (x1 ; . . . ; xn...
Web agent related research at the Center for Machine Translation (1994)
Francisca Losavio, Centro Isys, Facultad De Ciencias
EAI (Enterprise Application Integration) is defined as the set of plans, methods and tools aimed at modernizing, consolidating, integrating and coordinating information systems within an enterprise....